fix: fixed failing test

The panel actions menu's View item opens the View modal for the panel, replacing
the placeholder.

docs/api/openapi.yml

@@ -3571,7 +3571,7 @@ components:
       - user
       - system
       - integration
-      type: object
+      type: string
     DashboardtypesSpanGaps:
       properties:
         fillLessThan:

frontend/.oxlintrc.json

@@ -328,6 +328,11 @@
           {
             "name": "immer",
             "message": "[State mgmt] Direct immer usage is deprecated. Use Zustand (which integrates immer via the immer middleware) instead."
+          },
+          {
+            "name": "api/generated/services/dashboard",
+            "importNames": ["patchDashboardV2", "usePatchDashboardV2"],
+            "message": "[dashboard-v2] Don't call patchDashboardV2/usePatchDashboardV2 directly — use useOptimisticPatch().patchAsync so spec edits update the react-query cache optimistically and reconcile on settle."
           }
         ]
       }

frontend/src/components/Graph/utils.ts

@@ -1,14 +1,5 @@
 import { MutableRefObject } from 'react';
-import {
-	ActiveElement,
-	Chart,
-	ChartConfiguration,
-	ChartData,
-	ChartEvent,
-	ChartType,
-	Color,
-	TooltipItem,
-} from 'chart.js';
+import { Chart, ChartConfiguration, ChartData, Color } from 'chart.js';
 import * as chartjsAdapter from 'chartjs-adapter-date-fns';
 import { Timezone } from 'components/CustomTimePicker/timezoneUtils';
 import { DATE_TIME_FORMATS } from 'constants/dateTimeFormats';
@@ -69,189 +60,184 @@ export const getGraphOptions = (
 	minTime?: number,
 	maxTime?: number,
 	// eslint-disable-next-line sonarjs/cognitive-complexity
-): CustomChartOptions =>
-	({
-		animation: {
-			duration: animate ? 200 : 0,
-		},
-		responsive: true,
-		maintainAspectRatio: false,
-		interaction: {
-			mode: 'index',
-			intersect: true,
-		},
-		plugins: {
-			...(staticLine
-				? {
-						annotation: {
-							annotations: [
-								{
-									type: 'line',
-									yMin: staticLine.yMin,
-									yMax: staticLine.yMax,
-									borderColor: staticLine.borderColor,
-									borderWidth: staticLine.borderWidth,
-									label: {
-										content: staticLine.lineText,
-										enabled: true,
-										font: {
-											size: 10,
-										},
-										borderWidth: 0,
-										position: 'start',
-										backgroundColor: 'transparent',
-										color: staticLine.textColor,
+): CustomChartOptions => ({
+	animation: {
+		duration: animate ? 200 : 0,
+	},
+	responsive: true,
+	maintainAspectRatio: false,
+	interaction: {
+		mode: 'index',
+		intersect: true,
+	},
+	plugins: {
+		...(staticLine
+			? {
+					annotation: {
+						annotations: [
+							{
+								type: 'line',
+								yMin: staticLine.yMin,
+								yMax: staticLine.yMax,
+								borderColor: staticLine.borderColor,
+								borderWidth: staticLine.borderWidth,
+								label: {
+									content: staticLine.lineText,
+									enabled: true,
+									font: {
+										size: 10,
 									},
+									borderWidth: 0,
+									position: 'start',
+									backgroundColor: 'transparent',
+									color: staticLine.textColor,
 								},
-							],
-						},
-					}
-				: {}),
-			title: {
-				display: title !== undefined,
-				text: title,
-			},
-			legend: {
-				display: false,
-			},
-			tooltip: {
-				callbacks: {
-					title(context: TooltipItem<'line'>[]): string | string[] {
-						const date = dayjs(context[0].parsed.x);
-						return date
-							.tz(timezone.value)
-							.format(DATE_TIME_FORMATS.MONTH_DATETIME_FULL_SECONDS);
+							},
+						],
 					},
-					label(context: TooltipItem<'line'>): string | string[] {
-						let label = context.dataset.label || '';
-
-						if (label) {
-							label += ': ';
-						}
-						if (context.parsed.y !== null) {
-							label += getToolTipValue(context.parsed.y.toString(), yAxisUnit);
-						}
-
-						return label;
-					},
-					labelTextColor(labelData: TooltipItem<'line'>): Color {
-						if (labelData.datasetIndex === nearestDatasetIndex.current) {
-							return 'rgba(255, 255, 255, 1)';
-						}
-
-						return 'rgba(255, 255, 255, 0.75)';
-					},
-				},
-				position: 'custom',
-				itemSort(item1: TooltipItem<'line'>, item2: TooltipItem<'line'>): number {
-					return item2.parsed.y - item1.parsed.y;
-				},
-			},
-			[dragSelectPluginId]: createDragSelectPluginOptions(
-				!!onDragSelect,
-				onDragSelect,
-				dragSelectColor,
-			),
-			[intersectionCursorPluginId]: createIntersectionCursorPluginOptions(
-				!!onDragSelect,
-				currentTheme === 'dark' ? 'white' : 'black',
-			),
-		},
-		layout: {
-			padding: 0,
-		},
-		scales: {
-			x: {
-				stacked: isStacked,
-				offset: false,
-				grid: {
-					display: true,
-					color: getGridColor(),
-					drawTicks: true,
-				},
-				adapters: {
-					date: chartjsAdapter,
-				},
-				time: {
-					unit: xAxisTimeUnit?.unitName || 'minute',
-					stepSize: xAxisTimeUnit?.stepSize || 1,
-					displayFormats: {
-						millisecond: DATE_TIME_FORMATS.TIME_SECONDS,
-						second: DATE_TIME_FORMATS.TIME_SECONDS,
-						minute: DATE_TIME_FORMATS.TIME,
-						hour: DATE_TIME_FORMATS.SLASH_SHORT,
-						day: DATE_TIME_FORMATS.DATE_SHORT,
-						week: DATE_TIME_FORMATS.DATE_SHORT,
-						month: DATE_TIME_FORMATS.YEAR_MONTH,
-						year: DATE_TIME_FORMATS.YEAR_SHORT,
-					},
-				},
-				type: 'time',
-				ticks: { color: getAxisLabelColor(currentTheme) },
-				...(minTime && {
-					min: dayjs(minTime).tz(timezone.value).format(),
-				}),
-				...(maxTime && {
-					max: dayjs(maxTime).tz(timezone.value).format(),
-				}),
-			},
-			y: {
-				stacked: isStacked,
-				display: true,
-				grid: {
-					display: true,
-					color: getGridColor(),
-				},
-				ticks: {
-					color: getAxisLabelColor(currentTheme),
-					// Include a dollar sign in the ticks
-					callback(value: number | string): string {
-						return getYAxisFormattedValue(value.toString(), yAxisUnit);
-					},
-				},
-			},
-		},
-		elements: {
-			line: {
-				tension: 0,
-				cubicInterpolationMode: 'monotone',
-			},
-			point: {
-				hoverBackgroundColor: (ctx: any): string => {
-					if (ctx?.element?.options?.borderColor) {
-						return ctx.element.options.borderColor;
-					}
-					return 'rgba(0,0,0,0.1)';
-				},
-				hoverRadius: 5,
-			},
-		},
-		onClick: (
-			event: ChartEvent,
-			element: ActiveElement[],
-			chart: Chart,
-		): void => {
-			if (onClickHandler) {
-				onClickHandler(event, element, chart, data);
-			}
-		},
-		onHover: (event: ChartEvent, _: ActiveElement[], chart: Chart): void => {
-			if (event.native) {
-				const interactions = chart.getElementsAtEventForMode(
-					event.native,
-					'nearest',
-					{
-						intersect: false,
-					},
-					true,
-				);
-
-				if (interactions[0]) {
-					nearestDatasetIndex.current = interactions[0].datasetIndex;
 				}
-			}
+			: {}),
+		title: {
+			display: title !== undefined,
+			text: title,
 		},
-	}) as CustomChartOptions;
+		legend: {
+			display: false,
+		},
+		tooltip: {
+			callbacks: {
+				title(context): string | string[] {
+					const date = dayjs(context[0].parsed.x);
+					return date
+						.tz(timezone.value)
+						.format(DATE_TIME_FORMATS.MONTH_DATETIME_FULL_SECONDS);
+				},
+				label(context): string | string[] {
+					let label = context.dataset.label || '';
+
+					if (label) {
+						label += ': ';
+					}
+					if (context.parsed.y !== null) {
+						label += getToolTipValue(context.parsed.y.toString(), yAxisUnit);
+					}
+
+					return label;
+				},
+				labelTextColor(labelData): Color {
+					if (labelData.datasetIndex === nearestDatasetIndex.current) {
+						return 'rgba(255, 255, 255, 1)';
+					}
+
+					return 'rgba(255, 255, 255, 0.75)';
+				},
+			},
+			position: 'custom',
+			itemSort(item1, item2): number {
+				return item2.parsed.y - item1.parsed.y;
+			},
+		},
+		[dragSelectPluginId]: createDragSelectPluginOptions(
+			!!onDragSelect,
+			onDragSelect,
+			dragSelectColor,
+		),
+		[intersectionCursorPluginId]: createIntersectionCursorPluginOptions(
+			!!onDragSelect,
+			currentTheme === 'dark' ? 'white' : 'black',
+		),
+	},
+	layout: {
+		padding: 0,
+	},
+	scales: {
+		x: {
+			stacked: isStacked,
+			offset: false,
+			grid: {
+				display: true,
+				color: getGridColor(),
+				drawTicks: true,
+			},
+			adapters: {
+				date: chartjsAdapter,
+			},
+			time: {
+				unit: xAxisTimeUnit?.unitName || 'minute',
+				stepSize: xAxisTimeUnit?.stepSize || 1,
+				displayFormats: {
+					millisecond: DATE_TIME_FORMATS.TIME_SECONDS,
+					second: DATE_TIME_FORMATS.TIME_SECONDS,
+					minute: DATE_TIME_FORMATS.TIME,
+					hour: DATE_TIME_FORMATS.SLASH_SHORT,
+					day: DATE_TIME_FORMATS.DATE_SHORT,
+					week: DATE_TIME_FORMATS.DATE_SHORT,
+					month: DATE_TIME_FORMATS.YEAR_MONTH,
+					year: DATE_TIME_FORMATS.YEAR_SHORT,
+				},
+			},
+			type: 'time',
+			ticks: { color: getAxisLabelColor(currentTheme) },
+			...(minTime && {
+				min: dayjs(minTime).tz(timezone.value).format(),
+			}),
+			...(maxTime && {
+				max: dayjs(maxTime).tz(timezone.value).format(),
+			}),
+		},
+		y: {
+			stacked: isStacked,
+			display: true,
+			grid: {
+				display: true,
+				color: getGridColor(),
+			},
+			ticks: {
+				color: getAxisLabelColor(currentTheme),
+				// Include a dollar sign in the ticks
+				callback(value): string {
+					return getYAxisFormattedValue(value.toString(), yAxisUnit);
+				},
+			},
+		},
+	},
+	elements: {
+		line: {
+			tension: 0,
+			cubicInterpolationMode: 'monotone',
+		},
+		point: {
+			hoverBackgroundColor: (ctx: any): string => {
+				if (ctx?.element?.options?.borderColor) {
+					return ctx.element.options.borderColor;
+				}
+				return 'rgba(0,0,0,0.1)';
+			},
+			hoverRadius: 5,
+		},
+	},
+	onClick: (event, element, chart): void => {
+		if (onClickHandler) {
+			onClickHandler(event, element, chart, data);
+		}
+	},
+	onHover: (event, _, chart): void => {
+		if (event.native) {
+			const interactions = chart.getElementsAtEventForMode(
+				event.native,
+				'nearest',
+				{
+					intersect: false,
+				},
+				true,
+			);
+
+			if (interactions[0]) {
+				nearestDatasetIndex.current = interactions[0].datasetIndex;
+			}
+		}
+	},
+});
 
 declare module 'chart.js' {
 	interface TooltipPositionerMap {

frontend/src/components/YAxisUnitSelector/YAxisUnitSelector.tsx

@@ -2,7 +2,7 @@ import { useMemo } from 'react';
 import { SolidAlertTriangle } from '@signozhq/icons';
 import { Select, Tooltip } from 'antd';
 import type { DefaultOptionType } from 'antd/es/select';
-import classNames from 'classnames';
+import cx from 'classnames';
 
 import { UniversalYAxisUnitMappings } from './constants';
 import { UniversalYAxisUnit, YAxisUnitSelectorProps } from './types';
@@ -72,9 +72,7 @@ function YAxisUnitSelector({
 	}, [categoriesOverride, source]);
 
 	return (
-		<div
-			className={classNames('y-axis-unit-selector-component', containerClassName)}
-		>
+		<div className={cx('y-axis-unit-selector-component', containerClassName)}>
 			<Select
 				showSearch
 				value={universalUnit}
@@ -84,12 +82,17 @@ function YAxisUnitSelector({
 				loading={loading}
 				suffixIcon={
 					incompatibleUnitMessage ? (
-						<Tooltip title={incompatibleUnitMessage}>
-							<SolidAlertTriangle role="img" aria-label="warning" size="md" />
+						<Tooltip
+							title={incompatibleUnitMessage}
+							overlayClassName="y-axis-unit-warning-tooltip"
+						>
+							<span className="y-axis-unit-warning" role="img" aria-label="warning">
+								<SolidAlertTriangle size="md" />
+							</span>
 						</Tooltip>
 					) : undefined
 				}
-				className={classNames({
+				className={cx({
 					'warning-state': incompatibleUnitMessage,
 				})}
 				data-testid={dataTestId}

frontend/src/components/YAxisUnitSelector/__tests__/YAxisUnitSelector.test.tsx

@@ -1,4 +1,5 @@
-import { fireEvent, render, screen } from '@testing-library/react';
+import { render, screen } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
 
 import { YAxisCategoryNames } from '../constants';
 import { UniversalYAxisUnit, YAxisSource } from '../types';
@@ -6,9 +7,13 @@ import YAxisUnitSelector from '../YAxisUnitSelector';
 
 describe('YAxisUnitSelector', () => {
 	const mockOnChange = jest.fn();
+	// antd injects its `pointer-events` styles via cssinjs in jsdom, but the SCSS
+	// overrides aren't loaded — skip the pointer-events check so hovers/clicks register.
+	let user: ReturnType<typeof userEvent.setup>;
 
 	beforeEach(() => {
 		mockOnChange.mockClear();
+		user = userEvent.setup({ pointerEventsCheck: 0 });
 	});
 
 	it('renders with default placeholder', () => {
@@ -34,7 +39,7 @@ describe('YAxisUnitSelector', () => {
 		expect(screen.queryByText('Custom placeholder')).toBeInTheDocument();
 	});
 
-	it('calls onChange when a value is selected', () => {
+	it('calls onChange when a value is selected', async () => {
 		render(
 			<YAxisUnitSelector
 				value=""
@@ -44,9 +49,8 @@ describe('YAxisUnitSelector', () => {
 		);
 		const select = screen.getByRole('combobox');
 
-		fireEvent.mouseDown(select);
-		const option = screen.getByText('Bytes (B)');
-		fireEvent.click(option);
+		await user.click(select);
+		await user.click(screen.getByText('Bytes (B)'));
 
 		expect(mockOnChange).toHaveBeenCalledWith('By', {
 			children: 'Bytes (B)',
@@ -55,7 +59,7 @@ describe('YAxisUnitSelector', () => {
 		});
 	});
 
-	it('filters options based on search input', () => {
+	it('filters options based on search input', async () => {
 		render(
 			<YAxisUnitSelector
 				value=""
@@ -65,14 +69,13 @@ describe('YAxisUnitSelector', () => {
 		);
 		const select = screen.getByRole('combobox');
 
-		fireEvent.mouseDown(select);
-		const input = screen.getByRole('combobox');
-		fireEvent.change(input, { target: { value: 'bytes/sec' } });
+		await user.click(select);
+		await user.type(select, 'bytes/sec');
 
 		expect(screen.getByText('Bytes/sec')).toBeInTheDocument();
 	});
 
-	it('shows all categories and their units', () => {
+	it('shows all categories and their units', async () => {
 		render(
 			<YAxisUnitSelector
 				value=""
@@ -80,9 +83,8 @@ describe('YAxisUnitSelector', () => {
 				source={YAxisSource.ALERTS}
 			/>,
 		);
-		const select = screen.getByRole('combobox');
 
-		fireEvent.mouseDown(select);
+		await user.click(screen.getByRole('combobox'));
 
 		// Check for category headers
 		expect(screen.getByText('Data')).toBeInTheDocument();
@@ -93,7 +95,7 @@ describe('YAxisUnitSelector', () => {
 		expect(screen.getByText('Seconds (s)')).toBeInTheDocument();
 	});
 
-	it('shows warning message when incompatible unit is selected', () => {
+	it('shows warning message when incompatible unit is selected', async () => {
 		render(
 			<YAxisUnitSelector
 				source={YAxisSource.ALERTS}
@@ -104,12 +106,12 @@ describe('YAxisUnitSelector', () => {
 		);
 		const warningIcon = screen.getByLabelText('warning');
 		expect(warningIcon).toBeInTheDocument();
-		fireEvent.mouseOver(warningIcon);
-		return screen
-			.findByText(
+		await user.hover(warningIcon);
+		await expect(
+			screen.findByText(
 				'Unit mismatch. The metric was sent with unit Seconds (s), but Bytes (B) is selected.',
-			)
-			.then((el) => expect(el).toBeInTheDocument());
+			),
+		).resolves.toBeInTheDocument();
 	});
 
 	it('does not show warning message when compatible unit is selected', () => {
@@ -125,7 +127,7 @@ describe('YAxisUnitSelector', () => {
 		expect(warningIcon).not.toBeInTheDocument();
 	});
 
-	it('uses categories override to render custom units', () => {
+	it('uses categories override to render custom units', async () => {
 		const customCategories = [
 			{
 				name: YAxisCategoryNames.Data,
@@ -147,9 +149,7 @@ describe('YAxisUnitSelector', () => {
 			/>,
 		);
 
-		const select = screen.getByRole('combobox');
-
-		fireEvent.mouseDown(select);
+		await user.click(screen.getByRole('combobox'));
 
 		expect(screen.getByText('Custom Bytes (B)')).toBeInTheDocument();
 		expect(screen.queryByText('Bytes (B)')).not.toBeInTheDocument();

frontend/src/components/YAxisUnitSelector/styles.scss

@@ -4,6 +4,13 @@
 	}
 }
 
+// Re-enable hover on the warning icon: its `.ant-select-arrow` parent sets
+// `pointer-events: none`, which would otherwise suppress the tooltip.
+.y-axis-unit-warning {
+	display: inline-flex;
+	pointer-events: auto;
+}
+
 .warning-state {
 	.ant-select-selector {
 		border-color: var(--bg-amber-400) !important;
@@ -17,3 +24,7 @@
 		right: 28px;
 	}
 }
+
+.y-axis-unit-warning-tooltip {
+	max-width: 240px;
+}

frontend/src/container/DashboardContainer/visualization/components/ChartManager/ChartManager.tsx

@@ -3,7 +3,6 @@ import { Input } from '@signozhq/ui/input';
 import { Button } from 'antd';
 import { PrecisionOption, PrecisionOptionsEnum } from 'components/Graph/types';
 import { ResizeTable } from 'components/ResizeTable';
-import { useNotifications } from 'hooks/useNotifications';
 import { UPlotConfigBuilder } from 'lib/uPlotV2/config/UPlotConfigBuilder';
 import { usePlotContext } from 'lib/uPlotV2/context/PlotContext';
 import useLegendsSync from 'lib/uPlotV2/hooks/useLegendsSync';
@@ -11,6 +10,7 @@ import {
 	selectIsDashboardLocked,
 	useDashboardStore,
 } from 'providers/Dashboard/store/useDashboardStore';
+import { toast } from '@signozhq/ui/sonner';
 
 import { getChartManagerColumns } from './getChartMangerColumns';
 import { ExtendedChartDataset, getDefaultTableDataSet } from './utils';
@@ -44,7 +44,6 @@ export default function ChartManager({
 	decimalPrecision = PrecisionOptionsEnum.TWO,
 	onCancel,
 }: ChartManagerProps): JSX.Element {
-	const { notifications } = useNotifications();
 	const { legendItemsMap } = useLegendsSync({
 		config,
 		subscribeToFocusChange: false,
@@ -136,11 +135,9 @@ export default function ChartManager({
 
 	const handleSave = useCallback((): void => {
 		syncSeriesVisibilityToLocalStorage();
-		notifications.success({
-			message: 'The updated graphs & legends are saved',
-		});
+		toast.success('The updated graphs & legends are saved');
 		onCancel?.();
-	}, [syncSeriesVisibilityToLocalStorage, notifications, onCancel]);
+	}, [syncSeriesVisibilityToLocalStorage, onCancel]);
 
 	return (
 		<div className="chart-manager-container">

frontend/src/container/DashboardContainer/visualization/components/ChartManager/__tests__/ChartManager.test.tsx

@@ -5,7 +5,7 @@ import { render, screen } from 'tests/test-utils';
 import ChartManager from '../ChartManager';
 
 const mockSyncSeriesVisibilityToLocalStorage = jest.fn();
-const mockNotificationsSuccess = jest.fn();
+const mockToastSuccess = jest.fn();
 
 jest.mock('lib/uPlotV2/context/PlotContext', () => ({
 	usePlotContext: (): {
@@ -46,12 +46,11 @@ jest.mock('providers/Dashboard/store/useDashboardStore', () => ({
 	}): boolean => s.dashboardData?.locked ?? false,
 }));
 
-jest.mock('hooks/useNotifications', () => ({
-	useNotifications: (): { notifications: { success: jest.Mock } } => ({
-		notifications: {
-			success: mockNotificationsSuccess,
-		},
-	}),
+jest.mock('@signozhq/ui/sonner', () => ({
+	...jest.requireActual('@signozhq/ui/sonner'),
+	toast: {
+		success: (...args: unknown[]): unknown => mockToastSuccess(...args),
+	},
 }));
 
 jest.mock('components/ResizeTable', () => {
@@ -160,7 +159,7 @@ describe('ChartManager', () => {
 		expect(screen.queryByTestId('row-2')).not.toBeInTheDocument();
 	});
 
-	it('calls syncSeriesVisibilityToLocalStorage, notifications.success, and onCancel when Save is clicked', async () => {
+	it('calls syncSeriesVisibilityToLocalStorage, toast.success, and onCancel when Save is clicked', async () => {
 		render(
 			<ChartManager
 				config={createMockConfig() as UPlotConfigBuilder}
@@ -172,9 +171,9 @@ describe('ChartManager', () => {
 		await userEvent.click(screen.getByRole('button', { name: /Save/ }));
 
 		expect(mockSyncSeriesVisibilityToLocalStorage).toHaveBeenCalledTimes(1);
-		expect(mockNotificationsSuccess).toHaveBeenCalledWith({
-			message: 'The updated graphs & legends are saved',
-		});
+		expect(mockToastSuccess).toHaveBeenCalledWith(
+			'The updated graphs & legends are saved',
+		);
 		expect(mockOnCancel).toHaveBeenCalledTimes(1);
 	});
 });

frontend/src/container/DashboardContainer/visualization/layout/ChartLayout/ChartLayout.styles.scss

@@ -5,6 +5,14 @@
 	height: 100%;
 	flex-direction: column;
 
+	// Stacked children (the FullView / standalone graph-manager) sit below the chart
+	// in the same container; size the chart region to its content so they aren't
+	// pushed out. Only this case opts out of filling the height — the dashboard grid,
+	// alert preview, and other charts keep 100% so they fill their container.
+	&--with-layout-children {
+		height: auto;
+	}
+
 	&--legend-right {
 		flex-direction: row;
 	}

frontend/src/container/DashboardContainer/visualization/layout/ChartLayout/ChartLayout.tsx

@@ -63,6 +63,7 @@ export default function ChartLayout({
 				className={cx('chart-layout', {
 					'chart-layout--legend-right':
 						legendConfig.position === LegendPosition.RIGHT,
+					'chart-layout--with-layout-children': !!layoutChildren,
 				})}
 			>
 				<div className="chart-layout__content">

frontend/src/container/PublicDashboardContainer/Panel.tsx

@@ -79,13 +79,11 @@ function Panel({
 		},
 		ENTITY_VERSION_V5,
 		{
-			queryKey: [
-				widget?.query,
-				widget?.panelTypes,
-				requestData,
-				startTime,
-				endTime,
-			],
+			// Public data is fetched by index and the payload redacts each widget's
+			// filters, so query bodies are identical across panels. Key on panel
+			// identity + time — the only inputs that determine the response — so
+			// panels don't collapse onto one cache entry.
+			queryKey: [widget?.id, index, startTime, endTime],
 			retry(failureCount, error): boolean {
 				if (
 					String(error).includes('status: error') &&

frontend/src/container/PublicDashboardContainer/__tests__/Panel.test.tsx

@@ -0,0 +1,79 @@
+import { PANEL_TYPES } from 'constants/queryBuilder';
+import { render } from 'tests/test-utils';
+import { Widgets } from 'types/api/dashboard/getAll';
+
+import Panel from '../Panel';
+
+const useGetQueryRangeMock = jest.fn();
+
+jest.mock('hooks/queryBuilder/useGetQueryRange', () => ({
+	useGetQueryRange: (...args: unknown[]): unknown => {
+		useGetQueryRangeMock(...args);
+		return {
+			data: undefined,
+			isFetching: false,
+			isLoading: false,
+			isSuccess: true,
+			isError: false,
+		};
+	},
+}));
+
+jest.mock('container/GridCardLayout/GridCard/WidgetGraphComponent', () => ({
+	__esModule: true,
+	default: (): JSX.Element => <div data-testid="widget-graph" />,
+}));
+
+const buildWidget = (id: string): Widgets =>
+	({
+		id,
+		panelTypes: PANEL_TYPES.LIST,
+		query: {
+			builder: {
+				queryData: [{ dataSource: 'logs', limit: 100, orderBy: [] }],
+			},
+		},
+		timePreferance: 'GLOBAL_TIME',
+	}) as unknown as Widgets;
+
+describe('Public dashboard Panel', () => {
+	beforeEach(() => {
+		useGetQueryRangeMock.mockClear();
+	});
+
+	it('keys each panel by widget id + index so identical queries do not collide (bug 5503)', () => {
+		render(
+			<>
+				<Panel
+					widget={buildWidget('widget-a')}
+					index={2}
+					dashboardId="dash-1"
+					startTime={100}
+					endTime={200}
+				/>
+				<Panel
+					widget={buildWidget('widget-b')}
+					index={62}
+					dashboardId="dash-1"
+					startTime={100}
+					endTime={200}
+				/>
+			</>,
+		);
+
+		const [callA, callB] = useGetQueryRangeMock.mock.calls;
+		const queryKeyA = callA[2].queryKey;
+		const metaA = callA[4];
+		const queryKeyB = callB[2].queryKey;
+		const metaB = callB[4];
+
+		// Key is panel identity + time only — the redacted query body is not part
+		// of it, so identical query bodies can't collapse two panels onto one key.
+		expect(queryKeyA).toStrictEqual(['widget-a', 2, 100, 200]);
+		expect(queryKeyB).toStrictEqual(['widget-b', 62, 100, 200]);
+		expect(queryKeyA).not.toStrictEqual(queryKeyB);
+
+		expect(metaA.widgetIndex).toBe(2);
+		expect(metaB.widgetIndex).toBe(62);
+	});
+});

frontend/src/pages/DashboardPageV2/DashboardContainer/DashboardPageToolbar/index.tsx

@@ -4,7 +4,6 @@ import { toast } from '@signozhq/ui/sonner';
 import logEvent from 'api/common/logEvent';
 import {
 	lockDashboardV2,
-	patchDashboardV2,
 	unlockDashboardV2,
 } from 'api/generated/services/dashboard';
 import type {
@@ -18,6 +17,7 @@ import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
 import { useCreatePanel } from '../hooks/useCreatePanel';
+import { useOptimisticPatch } from '../hooks/useOptimisticPatch';
 import PanelTypeSelectionModal from '../PanelsAndSectionsLayout/Panel/PanelTypeSelectionModal/PanelTypeSelectionModal';
 import DashboardActions from './DashboardActions/DashboardActions';
 import DashboardInfo from './DashboardInfo/DashboardInfo';
@@ -51,6 +51,7 @@ function DashboardPageToolbar(props: DashboardPageToolbarProps): JSX.Element {
 
 	const { user } = useAppContext();
 	const { showErrorModal } = useErrorModal();
+	const { patchAsync } = useOptimisticPatch();
 	const { isPickerOpen, openPicker, closePicker, createPanel } =
 		useCreatePanel();
 
@@ -88,14 +89,13 @@ function DashboardPageToolbar(props: DashboardPageToolbarProps): JSX.Element {
 						value: next,
 					},
 				];
-				await patchDashboardV2({ id }, patch);
+				await patchAsync(patch);
 				toast.success('Dashboard renamed successfully');
-				refetch();
 			} catch (error) {
 				showErrorModal(error as APIError);
 			}
 		},
-		[id, refetch, showErrorModal],
+		[id, patchAsync, showErrorModal],
 	);
 
 	const { isEditing, draft, setDraft, startEdit, cancel, commit } =

frontend/src/pages/DashboardPageV2/DashboardContainer/DashboardSettings/Overview/index.tsx

@@ -1,5 +1,4 @@
 import { useCallback, useEffect, useMemo, useState } from 'react';
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 import type {
 	DashboardtypesGettableDashboardV2DTO,
 	DashboardtypesJSONPatchOperationDTO,
@@ -9,7 +8,7 @@ import { isEqual } from 'lodash-es';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
-import { useDashboardStore } from '../../store/useDashboardStore';
+import { useOptimisticPatch } from '../../hooks/useOptimisticPatch';
 import CrossPanelSync from './CrossPanelSync/CrossPanelSync';
 import DashboardInfoForm from './DashboardInfoForm/DashboardInfoForm';
 import UnsavedChangesFooter from './UnsavedChangesFooter/UnsavedChangesFooter';
@@ -23,7 +22,7 @@ interface OverviewProps {
 function Overview({ dashboard }: OverviewProps): JSX.Element {
 	const id = dashboard.id;
 
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 
 	const title = dashboard.spec.display.name;
 	const description = dashboard.spec.display.description ?? '';
@@ -96,15 +95,14 @@ function Overview({ dashboard }: OverviewProps): JSX.Element {
 
 		try {
 			setIsSaving(true);
-			await patchDashboardV2({ id }, ops);
+			await patchAsync(ops);
 			toast.success('Dashboard updated');
-			refetch();
 		} catch (error) {
 			showErrorModal(error as APIError);
 		} finally {
 			setIsSaving(false);
 		}
-	}, [id, buildPatch, refetch, showErrorModal]);
+	}, [buildPatch, patchAsync, showErrorModal]);
 
 	useEffect(() => {
 		let numberOfUnsavedChanges = 0;

frontend/src/pages/DashboardPageV2/DashboardContainer/DashboardSettings/Variables/useSaveVariables.ts

@@ -1,9 +1,9 @@
 import { useCallback, useState } from 'react';
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 import { toast } from '@signozhq/ui/sonner';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
+import { useOptimisticPatch } from '../../hooks/useOptimisticPatch';
 import { useDashboardStore } from '../../store/useDashboardStore';
 import { formModelToDto } from './variableAdapters';
 import type { VariableFormModel } from './variableFormModel';
@@ -14,14 +14,9 @@ interface UseSaveVariables {
 	isSaving: boolean;
 }
 
-/**
- * Persists the dashboard's variable list via a single `/spec/variables` patch,
- * then refetches. Mirrors the General-settings save flow (patch → toast →
- * refetch → surface errors).
- */
 export function useSaveVariables(): UseSaveVariables {
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 	const { showErrorModal } = useErrorModal();
 	const [isSaving, setIsSaving] = useState(false);
 
@@ -33,9 +28,8 @@ export function useSaveVariables(): UseSaveVariables {
 			const dtos = variables.map(formModelToDto);
 			try {
 				setIsSaving(true);
-				await patchDashboardV2({ id: dashboardId }, buildVariablesPatch(dtos));
+				await patchAsync(buildVariablesPatch(dtos));
 				toast.success('Variables updated');
-				refetch();
 				return true;
 			} catch (error) {
 				showErrorModal(error as APIError);
@@ -44,7 +38,7 @@ export function useSaveVariables(): UseSaveVariables {
 				setIsSaving(false);
 			}
 		},
-		[dashboardId, refetch, showErrorModal],
+		[dashboardId, patchAsync, showErrorModal],
 	);
 
 	return { save, isSaving };

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/ConfigPane.tsx

@@ -40,6 +40,8 @@ interface ConfigPaneProps {
 	 */
 	panel: DashboardtypesPanelDTO;
 	panelId: string;
+	/** Unit the selected metric was sent with; drives the unit selector's mismatch warning. */
+	metricUnit?: string;
 }
 
 /**
@@ -58,6 +60,7 @@ function ConfigPane({
 	stepInterval,
 	panel,
 	panelId,
+	metricUnit,
 }: ConfigPaneProps): JSX.Element {
 	const panelKind = spec.plugin.kind;
 	const definition = getPanelDefinition(panelKind);
@@ -118,6 +121,7 @@ function ConfigPane({
 									onChangePanelKind={onChangePanelKind}
 									queryType={queryType}
 									stepInterval={stepInterval}
+									metricUnit={metricUnit}
 								/>
 							))}
 						</div>

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/PanelTypeSwitcher/PanelTypeSwitcher.tsx

@@ -1,13 +1,12 @@
 import { Typography } from '@signozhq/ui/typography';
 import type { TelemetrytypesSignalDTO } from 'api/generated/services/sigNoz.schemas';
-import { EQueryType } from 'types/common/dashboard';
+import type { EQueryType } from 'types/common/dashboard';
 
 import type { PanelKind } from '../../../Panels/types/panelKind';
-import { PANEL_TYPES } from '../../../PanelsAndSectionsLayout/Panel/PanelTypeSelectionModal/constants';
 import ConfigSelect from '../controls/ConfigSelect/ConfigSelect';
 
 import styles from './PanelTypeSwitcher.module.scss';
-import { getPanelTypeDisabledReason } from './utils';
+import { usePanelTypeSelectItems } from './usePanelTypeSelectItems';
 
 interface PanelTypeSwitcherProps {
 	/** The current panel kind (selected value). */
@@ -31,22 +30,7 @@ function PanelTypeSwitcher({
 	signal,
 	onChange,
 }: PanelTypeSwitcherProps): JSX.Element {
-	const items = PANEL_TYPES.map(({ panelKind, label, Icon }) => {
-		// One reason drives both the disabled flag and the tooltip, so they can't disagree.
-		const disabledReason = getPanelTypeDisabledReason({
-			kind: panelKind,
-			queryType: queryType ?? EQueryType.QUERY_BUILDER,
-			signal,
-			label,
-		});
-		return {
-			value: panelKind,
-			label,
-			icon: <Icon size={14} />,
-			disabled: !!disabledReason,
-			tooltip: disabledReason,
-		};
-	});
+	const items = usePanelTypeSelectItems({ queryType, signal });
 
 	return (
 		<div className={styles.field}>

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/PanelTypeSwitcher/usePanelTypeSelectItems.tsx

@@ -0,0 +1,48 @@
+import { useMemo } from 'react';
+import type { TelemetrytypesSignalDTO } from 'api/generated/services/sigNoz.schemas';
+import { EQueryType } from 'types/common/dashboard';
+
+import type { PanelKind } from '../../../Panels/types/panelKind';
+import { PANEL_TYPES } from '../../../PanelsAndSectionsLayout/Panel/PanelTypeSelectionModal/constants';
+import type { ConfigSelectItem } from '../controls/ConfigSelect/ConfigSelect';
+
+import { getPanelTypeDisabledReason } from './utils';
+
+interface UsePanelTypeSelectItemsArgs {
+	/** Active query type — a kind that can't be authored in it is disabled (defaults to Query Builder). */
+	queryType?: EQueryType;
+	/** Current datasource — also gates the disabled rule (List needs logs/traces, not metrics). */
+	signal?: TelemetrytypesSignalDTO;
+}
+
+/**
+ * Visualization-kind options for a `ConfigSelect`, each disabled (with a reason
+ * tooltip) when the active query type or signal is incompatible — resolved through
+ * the capabilities guard. Shared by the editor's `PanelTypeSwitcher` and the View
+ * modal's header so the two selectors apply the same rule and can't drift.
+ */
+export function usePanelTypeSelectItems({
+	queryType,
+	signal,
+}: UsePanelTypeSelectItemsArgs): ConfigSelectItem<PanelKind>[] {
+	return useMemo(
+		() =>
+			PANEL_TYPES.map(({ panelKind, label, Icon }) => {
+				// One reason drives both the disabled flag and the tooltip, so they can't disagree.
+				const disabledReason = getPanelTypeDisabledReason({
+					kind: panelKind,
+					queryType: queryType ?? EQueryType.QUERY_BUILDER,
+					signal,
+					label,
+				});
+				return {
+					value: panelKind,
+					label,
+					icon: <Icon size={14} />,
+					disabled: !!disabledReason,
+					tooltip: disabledReason,
+				};
+			}),
+		[queryType, signal],
+	);
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/SectionSlot/SectionSlot.tsx

@@ -34,6 +34,7 @@ function SectionSlot({
 	onChangePanelKind,
 	queryType,
 	stepInterval,
+	metricUnit,
 }: SectionSlotProps): JSX.Element | null {
 	// A kind can hide a section based on current spec state (e.g. Histogram legend once
 	// queries are merged) — skip it before resolving the editor.
@@ -74,6 +75,7 @@ function SectionSlot({
 				onChangePanelKind={onChangePanelKind}
 				queryType={queryType}
 				stepInterval={stepInterval}
+				metricUnit={metricUnit}
 			/>
 		</SettingsSection>
 	);

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sectionContext.ts

@@ -19,4 +19,6 @@ export interface SectionEditorContext {
 	yAxisUnit?: string;
 	queryType?: EQueryType;
 	stepInterval?: number;
+	/** Unit the selected metric was sent with; drives the unit selector's mismatch warning. */
+	metricUnit?: string;
 }

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/ChartAppearanceSection/DisconnectValuesField.tsx

@@ -46,11 +46,10 @@ function DisconnectValuesField({
 	onChange,
 }: DisconnectValuesFieldProps): JSX.Element {
 	const duration = value?.fillLessThan || undefined;
-	const isThreshold = !!duration;
-	// Remember the last threshold so toggling Never → Threshold restores it.
-	const [lastDuration, setLastDuration] = useState(
-		duration ?? defaultDuration(stepInterval),
-	);
+	// `fillOnlyBelow` is authoritative; fall back to a stored duration for legacy panels.
+	const isThreshold = value?.fillOnlyBelow ?? !!duration;
+	// Remember the last committed threshold so Never → Threshold restores it.
+	const [lastDuration, setLastDuration] = useState<string | undefined>(duration);
 
 	useEffect(() => {
 		if (duration) {
@@ -59,11 +58,17 @@ function DisconnectValuesField({
 	}, [duration]);
 
 	const handleMode = (mode: DisconnectValuesMode): void => {
-		onChange(
-			mode === DisconnectValuesMode.THRESHOLD
-				? { ...value, fillLessThan: lastDuration }
-				: undefined,
-		);
+		if (mode === DisconnectValuesMode.THRESHOLD) {
+			onChange({
+				...value,
+				fillOnlyBelow: true,
+				// Seed from the live stepInterval (async — undefined until results load), not mount.
+				fillLessThan: lastDuration ?? defaultDuration(stepInterval),
+			});
+			return;
+		}
+		// Never spans every gap; drop the duration so the renderer reads a clean "span all".
+		onChange({ ...value, fillOnlyBelow: false, fillLessThan: undefined });
 	};
 
 	return (
@@ -79,14 +84,16 @@ function DisconnectValuesField({
 					onChange={handleMode}
 				/>
 			</div>
-			{isThreshold && (
+			{isThreshold && duration && (
 				<div className={styles.field}>
 					<Typography.Text>Threshold value</Typography.Text>
 					<DisconnectValuesThresholdInput
 						testId={`${testId}-value`}
-						value={lastDuration}
+						value={duration}
 						minValue={stepInterval}
-						onChange={(next): void => onChange({ ...value, fillLessThan: next })}
+						onChange={(next): void =>
+							onChange({ ...value, fillOnlyBelow: true, fillLessThan: next })
+						}
 					/>
 				</div>
 			)}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/ChartAppearanceSection/DisconnectValuesThresholdInput.tsx

@@ -14,6 +14,28 @@ interface DisconnectValuesThresholdInputProps {
 	onChange: (duration: string) => void;
 }
 
+/**
+ * Inline error for a raw duration, or `null` when valid and in range. The parse is
+ * guarded: `isValidTimeSpan` passes some strings `intervalToSeconds` throws on (e.g. "5x").
+ */
+function validationError(raw: string, minValue?: number): string | null {
+	let seconds: number;
+	try {
+		seconds = rangeUtil.isValidTimeSpan(raw)
+			? rangeUtil.intervalToSeconds(raw)
+			: NaN;
+	} catch {
+		seconds = NaN;
+	}
+	if (!Number.isFinite(seconds) || seconds <= 0) {
+		return 'Enter a valid duration (e.g. 30s, 1m, 1h)';
+	}
+	if (minValue !== undefined && seconds < minValue) {
+		return `Threshold should be > ${rangeUtil.secondsToHms(minValue)}`;
+	}
+	return null;
+}
+
 /**
  * Duration input for the span-gaps threshold: shows/accepts and reports a human
  * duration ("30s", "1m", "1h"), which is the value stored verbatim in
@@ -36,24 +58,21 @@ function DisconnectValuesThresholdInput({
 		setError(null);
 	}, [value]);
 
+	// Validate live so an invalid entry surfaces immediately, not only on blur.
+	const handleText = (raw: string): void => {
+		setText(raw);
+		setError(raw ? validationError(raw, minValue) : null);
+	};
+
 	const commit = (raw: string): void => {
-		if (!raw) {
+		// Skip no-op commits: blur fires when clicking the Never toggle, and re-emitting
+		// the unchanged value there would race the toggle and snap back to Threshold.
+		if (!raw || raw === value) {
 			return;
 		}
-		let seconds: number;
-		try {
-			seconds = rangeUtil.isValidTimeSpan(raw)
-				? rangeUtil.intervalToSeconds(raw)
-				: NaN;
-		} catch {
-			seconds = NaN;
-		}
-		if (!Number.isFinite(seconds) || seconds <= 0) {
-			setError('Enter a valid duration (e.g. 30s, 1m, 1h)');
-			return;
-		}
-		if (minValue !== undefined && seconds < minValue) {
-			setError(`Threshold should be > ${rangeUtil.secondsToHms(minValue)}`);
+		const message = validationError(raw, minValue);
+		if (message) {
+			setError(message);
 			return;
 		}
 		setError(null);
@@ -69,12 +88,9 @@ function DisconnectValuesThresholdInput({
 				status={error ? 'error' : undefined}
 				prefix={<span className={styles.thresholdPrefix}>&gt;</span>}
 				value={text}
-				onChange={(e: ChangeEvent<HTMLInputElement>): void => {
-					setText(e.target.value);
-					if (error) {
-						setError(null);
-					}
-				}}
+				onChange={(e: ChangeEvent<HTMLInputElement>): void =>
+					handleText(e.target.value)
+				}
 				onBlur={(e): void => commit(e.currentTarget.value)}
 				onKeyDown={(e): void => {
 					if (e.key === 'Enter') {

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/ChartAppearanceSection/__tests__/ChartAppearanceSection.test.tsx

@@ -1,9 +1,34 @@
+import { useState } from 'react';
 import { render, screen } from '@testing-library/react';
 import userEvent from '@testing-library/user-event';
-import { DashboardtypesLineStyleDTO } from 'api/generated/services/sigNoz.schemas';
+import {
+	DashboardtypesLineStyleDTO,
+	type DashboardtypesTimeSeriesChartAppearanceDTO,
+} from 'api/generated/services/sigNoz.schemas';
 
 import ChartAppearanceSection from '../ChartAppearanceSection';
 
+/** Stateful wrapper that feeds onChange back as the spec, mirroring the real editor. */
+function StatefulSpanGaps({
+	initial,
+	stepInterval,
+}: {
+	initial?: DashboardtypesTimeSeriesChartAppearanceDTO;
+	stepInterval?: number;
+}): JSX.Element {
+	const [value, setValue] = useState<
+		DashboardtypesTimeSeriesChartAppearanceDTO | undefined
+	>(initial);
+	return (
+		<ChartAppearanceSection
+			value={value}
+			controls={{ spanGaps: true }}
+			stepInterval={stepInterval}
+			onChange={setValue}
+		/>
+	);
+}
+
 // Open the antd Select by clicking its selector, then pick the option by label. The
 // line-style and fill-mode controls are ConfigSegmented (buttons), so this helper is
 // only used for the line-interpolation ConfigSelect.
@@ -139,7 +164,7 @@ describe('ChartAppearanceSection', () => {
 		await user.click(screen.getByText('Threshold'));
 
 		expect(onChange).toHaveBeenLastCalledWith({
-			spanGaps: { fillLessThan: '1m' },
+			spanGaps: { fillOnlyBelow: true, fillLessThan: '1m' },
 		});
 	});
 
@@ -162,7 +187,7 @@ describe('ChartAppearanceSection', () => {
 		await user.tab();
 
 		expect(onChange).toHaveBeenLastCalledWith({
-			spanGaps: { fillLessThan: '5m' },
+			spanGaps: { fillOnlyBelow: true, fillLessThan: '5m' },
 		});
 	});
 
@@ -183,7 +208,7 @@ describe('ChartAppearanceSection', () => {
 		await user.tab();
 
 		expect(onChange).toHaveBeenLastCalledWith({
-			spanGaps: { fillLessThan: '300' },
+			spanGaps: { fillOnlyBelow: true, fillLessThan: '300' },
 		});
 	});
 
@@ -200,7 +225,24 @@ describe('ChartAppearanceSection', () => {
 
 		await user.click(screen.getByText('Never'));
 
-		expect(onChange).toHaveBeenLastCalledWith({ spanGaps: undefined });
+		expect(onChange).toHaveBeenLastCalledWith({
+			spanGaps: { fillOnlyBelow: false, fillLessThan: undefined },
+		});
+	});
+
+	it('selects Never when fillOnlyBelow is false even if a duration lingers', () => {
+		render(
+			<ChartAppearanceSection
+				value={{ spanGaps: { fillOnlyBelow: false, fillLessThan: '1m' } }}
+				controls={{ spanGaps: true }}
+				onChange={jest.fn()}
+			/>,
+		);
+
+		// The flag is authoritative: a stale fillLessThan must not show Threshold.
+		expect(
+			screen.queryByTestId('panel-editor-v2-span-gaps-value'),
+		).not.toBeInTheDocument();
 	});
 
 	it('shows an error and does not commit an invalid duration', async () => {
@@ -244,4 +286,117 @@ describe('ChartAppearanceSection', () => {
 		expect(screen.getByText(/Threshold should be >/)).toBeInTheDocument();
 		expect(onChange).not.toHaveBeenCalled();
 	});
+
+	it('seeds the threshold from the step interval when switching to Threshold', async () => {
+		const user = userEvent.setup();
+		const onChange = jest.fn();
+		render(
+			<ChartAppearanceSection
+				value={undefined}
+				controls={{ spanGaps: true }}
+				stepInterval={300}
+				onChange={onChange}
+			/>,
+		);
+
+		await user.click(screen.getByText('Threshold'));
+
+		expect(onChange).toHaveBeenLastCalledWith({
+			spanGaps: { fillOnlyBelow: true, fillLessThan: '5m' },
+		});
+	});
+
+	it('seeds from the step interval even when it arrives after mount', async () => {
+		const user = userEvent.setup();
+		const onChange = jest.fn();
+		// The step interval is undefined until the query response carries step metadata,
+		// so the panel first renders without it and receives it on a later render.
+		const { rerender } = render(
+			<ChartAppearanceSection
+				value={undefined}
+				controls={{ spanGaps: true }}
+				onChange={onChange}
+			/>,
+		);
+		rerender(
+			<ChartAppearanceSection
+				value={undefined}
+				controls={{ spanGaps: true }}
+				stepInterval={300}
+				onChange={onChange}
+			/>,
+		);
+
+		await user.click(screen.getByText('Threshold'));
+
+		// Regression: a value seeded at mount would still be the 1m fallback.
+		expect(onChange).toHaveBeenLastCalledWith({
+			spanGaps: { fillOnlyBelow: true, fillLessThan: '5m' },
+		});
+	});
+
+	it('shows a validation error while typing, before blur', async () => {
+		const user = userEvent.setup();
+		render(
+			<ChartAppearanceSection
+				value={{ spanGaps: { fillLessThan: '1m' } }}
+				controls={{ spanGaps: true }}
+				onChange={jest.fn()}
+			/>,
+		);
+
+		const input = screen.getByTestId('panel-editor-v2-span-gaps-value');
+		await user.clear(input);
+		await user.type(input, 'abc');
+		// No blur / Enter — the error must already be visible.
+
+		expect(screen.getByText(/valid duration/i)).toBeInTheDocument();
+	});
+
+	it('does not re-commit the threshold when blurred without a change', async () => {
+		const user = userEvent.setup();
+		const onChange = jest.fn();
+		render(
+			<ChartAppearanceSection
+				value={{ spanGaps: { fillLessThan: '1m' } }}
+				controls={{ spanGaps: true }}
+				onChange={onChange}
+			/>,
+		);
+
+		const input = screen.getByTestId('panel-editor-v2-span-gaps-value');
+		await user.click(input);
+		await user.tab();
+
+		expect(onChange).not.toHaveBeenCalled();
+	});
+
+	it('fully switches from Threshold to Never (the input disappears)', async () => {
+		const user = userEvent.setup();
+		render(<StatefulSpanGaps initial={{ spanGaps: { fillLessThan: '1m' } }} />);
+
+		expect(
+			screen.getByTestId('panel-editor-v2-span-gaps-value'),
+		).toBeInTheDocument();
+
+		// Focus the input first so clicking Never also fires its blur (the toggle race).
+		await user.click(screen.getByTestId('panel-editor-v2-span-gaps-value'));
+		await user.click(screen.getByText('Never'));
+
+		expect(
+			screen.queryByTestId('panel-editor-v2-span-gaps-value'),
+		).not.toBeInTheDocument();
+	});
+
+	it('remembers the last threshold when toggling Never → Threshold', async () => {
+		const user = userEvent.setup();
+		render(<StatefulSpanGaps initial={{ spanGaps: { fillLessThan: '5m' } }} />);
+
+		await user.click(screen.getByText('Never'));
+		await user.click(screen.getByText('Threshold'));
+
+		expect(screen.getByTestId('panel-editor-v2-span-gaps-value')).toHaveValue(
+			'5m',
+		);
+	});
 });

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/FormattingSection/FormattingSection.tsx

@@ -14,7 +14,7 @@ import ColumnUnits from './ColumnUnits';
 import styles from './FormattingSection.module.scss';
 
 type FormattingSectionProps = SectionEditorProps<SectionKind.Formatting> &
-	Pick<SectionEditorContext, 'tableColumns'>;
+	Pick<SectionEditorContext, 'tableColumns' | 'metricUnit'>;
 
 // `full` means "show the raw value, no rounding"; the digits round to that many places.
 const DECIMAL_OPTIONS: {
@@ -39,6 +39,7 @@ function FormattingSection({
 	controls,
 	onChange,
 	tableColumns = [],
+	metricUnit,
 }: FormattingSectionProps): JSX.Element {
 	return (
 		<>
@@ -50,6 +51,7 @@ function FormattingSection({
 						data-testid="panel-editor-v2-unit"
 						source={YAxisSource.DASHBOARDS}
 						value={value?.unit}
+						initialValue={metricUnit}
 						onChange={(unit): void => onChange({ ...value, unit })}
 					/>
 				</div>

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/FormattingSection/__tests__/FormattingSection.test.tsx

@@ -3,6 +3,8 @@ import userEvent from '@testing-library/user-event';
 
 import FormattingSection from '../FormattingSection';
 
+// Auto-seeding is covered by useMetricYAxisUnit's tests; here `metricUnit` is just a prop.
+
 // Open the Decimals select (clicking its antd selector) and pick the option with the
 // given visible label.
 async function pickDecimal(label: string): Promise<void> {
@@ -71,4 +73,31 @@ describe('FormattingSection', () => {
 			decimalPrecision: '2',
 		});
 	});
+
+	it('warns when the selected unit mismatches the metric unit', () => {
+		// metric sent in seconds, but bytes is selected.
+		render(
+			<FormattingSection
+				value={{ unit: 'By' }}
+				controls={{ unit: true }}
+				metricUnit="s"
+				onChange={jest.fn()}
+			/>,
+		);
+
+		expect(screen.getByLabelText('warning')).toBeInTheDocument();
+	});
+
+	it('shows no warning when the selected unit matches the metric unit', () => {
+		render(
+			<FormattingSection
+				value={{ unit: 's' }}
+				controls={{ unit: true }}
+				metricUnit="s"
+				onChange={jest.fn()}
+			/>,
+		);
+
+		expect(screen.queryByLabelText('warning')).not.toBeInTheDocument();
+	});
 });

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/ThresholdsSection/ThresholdsSection.tsx

@@ -1,4 +1,4 @@
-import { useState } from 'react';
+import { useRef, useState } from 'react';
 import { Plus } from '@signozhq/icons';
 import { Button } from '@signozhq/ui/button';
 import {
@@ -82,6 +82,15 @@ function ThresholdsSection({
 	// Which row is being edited, and whether it was just added (so Discard removes it).
 	const [editingIndex, setEditingIndex] = useState<number | null>(null);
 	const [unsavedIndex, setUnsavedIndex] = useState<number | null>(null);
+	// The saved threshold captured on edit entry, restored if the edit is discarded
+	// (edits stream into the spec live, so Discard can't just drop a local draft).
+	const editSnapshot = useRef<AnyThreshold | null>(null);
+
+	const updateAt =
+		(index: number) =>
+		(next: AnyThreshold): void => {
+			onChange(thresholds.map((t, i) => (i === index ? next : t)));
+		};
 
 	const addThreshold = (): void => {
 		const nextIndex = thresholds.length;
@@ -90,6 +99,11 @@ function ThresholdsSection({
 		setUnsavedIndex(nextIndex);
 	};
 
+	const beginEdit = (index: number): void => {
+		editSnapshot.current = thresholds[index] ?? null;
+		setEditingIndex(index);
+	};
+
 	const saveAt =
 		(index: number) =>
 		(next: AnyThreshold): void => {
@@ -105,11 +119,15 @@ function ThresholdsSection({
 	};
 
 	const discardAt = (index: number) => (): void => {
-		// Discarding a row that was never saved removes it; otherwise just exit edit.
+		// A never-saved row is removed; otherwise revert the live edits to the snapshot.
 		if (index === unsavedIndex) {
 			removeAt(index);
 			return;
 		}
+		const original = editSnapshot.current;
+		if (original) {
+			onChange(thresholds.map((t, i) => (i === index ? original : t)));
+		}
 		setEditingIndex(null);
 	};
 
@@ -120,8 +138,9 @@ function ThresholdsSection({
 			index,
 			yAxisUnit,
 			isEditing: editingIndex === index,
-			onEdit: (): void => setEditingIndex(index),
+			onEdit: (): void => beginEdit(index),
 			onSave: saveAt(index),
+			onLiveChange: updateAt(index),
 			onDiscard: discardAt(index),
 			onRemove: (): void => removeAt(index),
 		};

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/ThresholdsSection/__tests__/ThresholdsSection.comparison.test.tsx

@@ -5,7 +5,7 @@ import {
 	DashboardtypesThresholdFormatDTO,
 } from 'api/generated/services/sigNoz.schemas';
 import type { AnyThreshold } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/sections';
-import { render, screen, userEvent } from 'tests/test-utils';
+import { render, screen, userEvent, waitFor } from 'tests/test-utils';
 
 import UnifiedThresholdsSection from '../ThresholdsSection';
 
@@ -36,9 +36,16 @@ const THRESHOLDS: DashboardtypesComparisonThresholdDTO[] = [
 	},
 ];
 
-// Stateful harness for flows that depend on the value updating (add/discard).
-function Harness({ yAxisUnit }: { yAxisUnit?: string }): JSX.Element {
-	const [value, setValue] = useState<DashboardtypesComparisonThresholdDTO[]>([]);
+// Stateful harness for flows that depend on the value updating (add/discard/live).
+function Harness({
+	yAxisUnit,
+	initial = [],
+}: {
+	yAxisUnit?: string;
+	initial?: DashboardtypesComparisonThresholdDTO[];
+}): JSX.Element {
+	const [value, setValue] =
+		useState<DashboardtypesComparisonThresholdDTO[]>(initial);
 	return (
 		<ComparisonThresholdsSection
 			value={value}
@@ -142,24 +149,46 @@ describe('ComparisonThresholdsSection', () => {
 		expect(valueInput).toHaveValue(5);
 	});
 
-	it('does not commit edits when Discard is clicked', async () => {
+	it('reflects edits live (before Save) so the preview can react', async () => {
 		const user = userEvent.setup();
 		const onChange = jest.fn();
 		render(
 			<ComparisonThresholdsSection value={THRESHOLDS} onChange={onChange} />,
 		);
 
+		await user.click(screen.getByTestId('comparison-threshold-edit-0'));
+		await user.clear(screen.getByTestId('comparison-threshold-value-0'));
+		await user.type(screen.getByTestId('comparison-threshold-value-0'), '90');
+
+		// No Save click — the latest edit is pushed up (debounced) for the preview.
+		await waitFor(() =>
+			expect(onChange).toHaveBeenLastCalledWith([
+				{
+					value: 90,
+					color: '#F5B225',
+					operator: DashboardtypesComparisonOperatorDTO.above,
+					unit: 'percent',
+					format: DashboardtypesThresholdFormatDTO.background,
+				},
+			]),
+		);
+	});
+
+	it('reverts the live edits to the saved value on Discard', async () => {
+		const user = userEvent.setup();
+		render(<Harness initial={THRESHOLDS} />);
+
 		await user.click(screen.getByTestId('comparison-threshold-edit-0'));
 		await user.clear(screen.getByTestId('comparison-threshold-value-0'));
 		await user.type(screen.getByTestId('comparison-threshold-value-0'), '90');
 		await user.click(screen.getByTestId('comparison-threshold-discard-0'));
 
-		expect(onChange).not.toHaveBeenCalled();
-		// Back to view mode.
+		// Back to view mode, and re-opening shows the rolled-back 80, not 90.
 		expect(
 			screen.queryByTestId('comparison-threshold-value-0'),
 		).not.toBeInTheDocument();
-		expect(screen.getByTestId('comparison-threshold-edit-0')).toBeInTheDocument();
+		await user.click(screen.getByTestId('comparison-threshold-edit-0'));
+		expect(screen.getByTestId('comparison-threshold-value-0')).toHaveValue(80);
 	});
 
 	it('removes a threshold from view mode', async () => {

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/ThresholdsSection/__tests__/ThresholdsSection.test.tsx

@@ -1,5 +1,5 @@
 import { useState } from 'react';
-import { fireEvent, render, screen } from '@testing-library/react';
+import { render, screen, waitFor } from '@testing-library/react';
 import userEvent from '@testing-library/user-event';
 import type { DashboardtypesThresholdWithLabelDTO } from 'api/generated/services/sigNoz.schemas';
 import type { AnyThreshold } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/sections';
@@ -10,10 +10,16 @@ const THRESHOLDS: DashboardtypesThresholdWithLabelDTO[] = [
 	{ value: 80, color: '#F5B225', label: 'High', unit: 'percent' },
 ];
 
-// Stateful harness for flows that depend on the value updating (add/discard);
+// Stateful harness for flows that depend on the value updating (add/discard/live);
 // omits `controls` to exercise the default `label` variant.
-function Harness({ yAxisUnit }: { yAxisUnit?: string }): JSX.Element {
-	const [value, setValue] = useState<AnyThreshold[]>([]);
+function Harness({
+	yAxisUnit,
+	initial = [],
+}: {
+	yAxisUnit?: string;
+	initial?: AnyThreshold[];
+}): JSX.Element {
+	const [value, setValue] = useState<AnyThreshold[]>(initial);
 	return (
 		<ThresholdsSection value={value} onChange={setValue} yAxisUnit={yAxisUnit} />
 	);
@@ -37,19 +43,20 @@ describe('ThresholdsSection', () => {
 		expect(screen.queryByTestId('threshold-value-0')).not.toBeInTheDocument();
 	});
 
-	it('edits a threshold value and commits it on Save', () => {
+	it('edits a threshold value and commits it on Save', async () => {
+		const user = userEvent.setup();
 		const onChange = jest.fn();
 		render(<ThresholdsSection value={THRESHOLDS} onChange={onChange} />);
 
-		fireEvent.click(screen.getByTestId('threshold-edit-0'));
-		expect(screen.getByTestId('threshold-value-0')).toHaveValue(80);
+		await user.click(screen.getByTestId('threshold-edit-0'));
+		const valueInput = screen.getByTestId('threshold-value-0');
+		expect(valueInput).toHaveValue(80);
 
-		fireEvent.change(screen.getByTestId('threshold-value-0'), {
-			target: { value: '90' },
-		});
-		fireEvent.click(screen.getByTestId('threshold-save-0'));
+		await user.clear(valueInput);
+		await user.type(valueInput, '90');
+		await user.click(screen.getByTestId('threshold-save-0'));
 
-		expect(onChange).toHaveBeenCalledWith([
+		expect(onChange).toHaveBeenLastCalledWith([
 			{ value: 90, color: '#F5B225', label: 'High', unit: 'percent' },
 		]);
 	});
@@ -70,43 +77,63 @@ describe('ThresholdsSection', () => {
 		]);
 	});
 
-	it('does not commit edits when Discard is clicked', () => {
+	it('reflects edits live (before Save) so the preview can react', async () => {
+		const user = userEvent.setup();
 		const onChange = jest.fn();
 		render(<ThresholdsSection value={THRESHOLDS} onChange={onChange} />);
 
-		fireEvent.click(screen.getByTestId('threshold-edit-0'));
-		fireEvent.change(screen.getByTestId('threshold-value-0'), {
-			target: { value: '90' },
-		});
-		fireEvent.click(screen.getByTestId('threshold-discard-0'));
+		await user.click(screen.getByTestId('threshold-edit-0'));
+		await user.clear(screen.getByTestId('threshold-value-0'));
+		await user.type(screen.getByTestId('threshold-value-0'), '90');
 
-		expect(onChange).not.toHaveBeenCalled();
-		expect(screen.queryByTestId('threshold-value-0')).not.toBeInTheDocument();
-		expect(screen.getByTestId('threshold-edit-0')).toBeInTheDocument();
+		// No Save click — the edit is pushed up (debounced) for the preview to render.
+		await waitFor(() =>
+			expect(onChange).toHaveBeenLastCalledWith([
+				{ value: 90, color: '#F5B225', label: 'High', unit: 'percent' },
+			]),
+		);
 	});
 
-	it('removes a threshold from view mode', () => {
+	it('reverts the live edits to the saved value on Discard', async () => {
+		const user = userEvent.setup();
+		render(<Harness initial={THRESHOLDS} />);
+
+		await user.click(screen.getByTestId('threshold-edit-0'));
+		await user.clear(screen.getByTestId('threshold-value-0'));
+		await user.type(screen.getByTestId('threshold-value-0'), '90');
+		await user.click(screen.getByTestId('threshold-discard-0'));
+
+		// Back to view mode, and re-opening shows the rolled-back 80, not 90.
+		expect(screen.queryByTestId('threshold-value-0')).not.toBeInTheDocument();
+		await user.click(screen.getByTestId('threshold-edit-0'));
+		expect(screen.getByTestId('threshold-value-0')).toHaveValue(80);
+	});
+
+	it('removes a threshold from view mode', async () => {
+		const user = userEvent.setup();
 		const onChange = jest.fn();
 		render(<ThresholdsSection value={THRESHOLDS} onChange={onChange} />);
 
-		fireEvent.click(screen.getByTestId('threshold-remove-0'));
+		await user.click(screen.getByTestId('threshold-remove-0'));
 
 		expect(onChange).toHaveBeenCalledWith([]);
 	});
 
-	it('adds a threshold that opens in edit mode, and discards it away', () => {
+	it('adds a threshold that opens in edit mode, and discards it away', async () => {
+		const user = userEvent.setup();
 		render(<Harness />);
 
-		fireEvent.click(screen.getByTestId('panel-editor-v2-add-threshold'));
+		await user.click(screen.getByTestId('panel-editor-v2-add-threshold'));
 		expect(screen.getByTestId('threshold-value-0')).toBeInTheDocument();
 
 		// Discarding a never-saved row removes it entirely.
-		fireEvent.click(screen.getByTestId('threshold-discard-0'));
+		await user.click(screen.getByTestId('threshold-discard-0'));
 		expect(screen.queryByTestId('threshold-value-0')).not.toBeInTheDocument();
 		expect(screen.queryByTestId('threshold-edit-0')).not.toBeInTheDocument();
 	});
 
-	it('flags a threshold unit in a different category than the y-axis unit', () => {
+	it('flags a threshold unit in a different category than the y-axis unit', async () => {
+		const user = userEvent.setup();
 		render(
 			<ThresholdsSection
 				value={[{ value: 80, color: '#F5B225', label: '', unit: 'ms' }]}
@@ -115,11 +142,12 @@ describe('ThresholdsSection', () => {
 			/>,
 		);
 
-		fireEvent.click(screen.getByTestId('threshold-edit-0'));
+		await user.click(screen.getByTestId('threshold-edit-0'));
 		expect(screen.getByTestId('threshold-unit-invalid-0')).toBeInTheDocument();
 	});
 
-	it('does not flag a threshold unit in the same category as the y-axis unit', () => {
+	it('does not flag a threshold unit in the same category as the y-axis unit', async () => {
+		const user = userEvent.setup();
 		render(
 			<ThresholdsSection
 				value={[{ value: 80, color: '#F5B225', label: '', unit: 'ms' }]}
@@ -128,7 +156,7 @@ describe('ThresholdsSection', () => {
 			/>,
 		);
 
-		fireEvent.click(screen.getByTestId('threshold-edit-0'));
+		await user.click(screen.getByTestId('threshold-edit-0'));
 		expect(
 			screen.queryByTestId('threshold-unit-invalid-0'),
 		).not.toBeInTheDocument();

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/ThresholdsSection/rows/ComparisonThresholdRow.tsx

@@ -27,6 +27,7 @@ interface ComparisonThresholdRowProps {
 	isEditing: boolean;
 	onEdit: () => void;
 	onSave: (next: DashboardtypesComparisonThresholdDTO) => void;
+	onLiveChange: (next: DashboardtypesComparisonThresholdDTO) => void;
 	onDiscard: () => void;
 	onRemove: () => void;
 }
@@ -42,10 +43,15 @@ function ComparisonThresholdRow({
 	isEditing,
 	onEdit,
 	onSave,
+	onLiveChange,
 	onDiscard,
 	onRemove,
 }: ComparisonThresholdRowProps): JSX.Element {
-	const { draft, setDraft, setValue } = useThresholdDraft(threshold, isEditing);
+	const { draft, setDraft, setValue } = useThresholdDraft(
+		threshold,
+		isEditing,
+		onLiveChange,
+	);
 
 	const symbol = threshold.operator ? OPERATOR_SYMBOL[threshold.operator] : '';
 	const summary = (

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/ThresholdsSection/rows/LabelThresholdRow.tsx

@@ -20,6 +20,7 @@ interface LabelThresholdRowProps {
 	isEditing: boolean;
 	onEdit: () => void;
 	onSave: (next: DashboardtypesThresholdWithLabelDTO) => void;
+	onLiveChange: (next: DashboardtypesThresholdWithLabelDTO) => void;
 	onDiscard: () => void;
 	onRemove: () => void;
 }
@@ -32,10 +33,15 @@ function LabelThresholdRow({
 	isEditing,
 	onEdit,
 	onSave,
+	onLiveChange,
 	onDiscard,
 	onRemove,
 }: LabelThresholdRowProps): JSX.Element {
-	const { draft, setDraft, setValue } = useThresholdDraft(threshold, isEditing);
+	const { draft, setDraft, setValue } = useThresholdDraft(
+		threshold,
+		isEditing,
+		onLiveChange,
+	);
 
 	// Persist an empty-string label when none was entered — the spec requires a string.
 	const handleSave = useCallback((): void => {

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/ThresholdsSection/rows/TableThresholdRow.tsx

@@ -28,6 +28,7 @@ interface TableThresholdRowProps {
 	isEditing: boolean;
 	onEdit: () => void;
 	onSave: (next: DashboardtypesTableThresholdDTO) => void;
+	onLiveChange: (next: DashboardtypesTableThresholdDTO) => void;
 	onDiscard: () => void;
 	onRemove: () => void;
 }
@@ -45,10 +46,15 @@ function TableThresholdRow({
 	isEditing,
 	onEdit,
 	onSave,
+	onLiveChange,
 	onDiscard,
 	onRemove,
 }: TableThresholdRowProps): JSX.Element {
-	const { draft, setDraft, setValue } = useThresholdDraft(threshold, isEditing);
+	const { draft, setDraft, setValue } = useThresholdDraft(
+		threshold,
+		isEditing,
+		onLiveChange,
+	);
 
 	// Stored columnName is the query key; resolve its label + configured unit.
 	const columnUnit = tableColumns.find((c) => c.key === draft.columnName)?.unit;

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/sections/ThresholdsSection/rows/shared/useThresholdDraft.ts

@@ -1,4 +1,5 @@
 import { type Dispatch, type SetStateAction, useEffect, useState } from 'react';
+import useDebouncedFn from 'hooks/useDebouncedFunction';
 
 interface ThresholdDraft<T> {
 	draft: T;
@@ -7,17 +8,25 @@ interface ThresholdDraft<T> {
 	setValue: (raw: string) => void;
 }
 
+const LIVE_PREVIEW_DEBOUNCE_MS = 150;
+
 /**
  * Local draft for a threshold row, shared by every variant. Snapshots the saved
- * threshold on each entry into edit mode (so Discard simply drops the draft and the
- * next edit starts clean) and exposes the numeric `value` setter all variants use.
+ * threshold on each entry into edit mode and exposes the numeric `value` setter all
+ * variants use. `onLiveChange` mirrors the draft into the spec as the user edits, so the
+ * panel preview updates live (without Save); the section reverts it on Discard.
  */
 export function useThresholdDraft<T extends { value: number }>(
 	threshold: T,
 	isEditing: boolean,
+	onLiveChange?: (draft: T) => void,
 ): ThresholdDraft<T> {
 	const [draft, setDraft] = useState<T>(threshold);
 
+	const emitLiveChange = useDebouncedFn((next) => {
+		onLiveChange?.(next as T);
+	}, LIVE_PREVIEW_DEBOUNCE_MS);
+
 	useEffect(() => {
 		if (isEditing) {
 			setDraft(threshold);
@@ -25,6 +34,20 @@ export function useThresholdDraft<T extends { value: number }>(
 		// eslint-disable-next-line react-hooks/exhaustive-deps -- snapshot only on edit entry
 	}, [isEditing]);
 
+	useEffect(() => {
+		if (isEditing) {
+			emitLiveChange(draft);
+		}
+		// eslint-disable-next-line react-hooks/exhaustive-deps -- propagate on draft change only
+	}, [draft]);
+
+	useEffect(() => {
+		if (!isEditing) {
+			emitLiveChange.cancel();
+		}
+		return (): void => emitLiveChange.cancel();
+	}, [isEditing, emitLiveChange]);
+
 	const setValue = (raw: string): void => {
 		const next = Number(raw);
 		setDraft((d) => ({ ...d, value: Number.isNaN(next) ? d.value : next }));

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/PanelEditorQueryBuilder/PanelEditorQueryBuilder.tsx

@@ -164,7 +164,7 @@ function PanelEditorQueryBuilder({
 							<TextToolTip text="This will temporarily save the current query and graph state. This will persist across tab change" />
 							<RunQueryBtn
 								className="run-query-dashboard-btn"
-								label="Stage & Run Query"
+								label="Run Query"
 								onStageRunQuery={onStageRunQuery}
 								isLoadingQueries={isLoadingQueries}
 								handleCancelQuery={onCancelQuery}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/PreviewPane/PreviewPane.module.scss

@@ -49,6 +49,13 @@
 	background: var(--l2-background);
 }
 
+// Standalone View stacks the graph-manager below the chart inside the surface (it
+// must stay within the chart's PlotContext). Let it flow out of the surface so the
+// modal body scrolls as a whole, instead of clipping it or scrolling the panel.
+.surfaceStacked {
+	overflow: visible;
+}
+
 .state {
 	flex: 1;
 	display: flex;

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/PreviewPane/PreviewPane.tsx

@@ -1,11 +1,13 @@
 import { useState } from 'react';
 import type { DashboardtypesPanelDTO } from 'api/generated/services/sigNoz.schemas';
+import cx from 'classnames';
 import { PanelMode } from 'container/DashboardContainer/visualization/panels/types';
 import DateTimeSelectionV2 from 'container/TopNav/DateTimeSelectionV2';
 import PanelBody from 'pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/PanelBody/PanelBody';
 import PanelHeader from 'pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/PanelHeader/PanelHeader';
 import type { RenderablePanelDefinition } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelDefinition';
 import { PANEL_KIND_TO_PANEL_TYPE } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelKind';
+import type { DashboardPreference } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/rendererProps';
 import { getPanelQueryType } from 'pages/DashboardPageV2/DashboardContainer/Panels/utils/getPanelQueryType';
 import type {
 	PanelPagination,
@@ -30,6 +32,14 @@ interface PreviewPaneProps {
 	onDragSelect: (start: number, end: number) => void;
 	/** Server-side pager for raw/list panels; absent for non-paginated panels. */
 	pagination?: PanelPagination;
+	/** Render context — defaults to the editor's DASHBOARD_EDIT; the View modal passes STANDALONE_VIEW. */
+	panelMode?: PanelMode;
+	/** Hide the preview's top row entirely (query-type badge + time picker) — the View modal has its own header. */
+	hideHeader?: boolean;
+	/** Dashboard-wide preferences (cursor sync, …) forwarded to the body; the modal isolates cursor-sync. */
+	dashboardPreference?: DashboardPreference;
+	/** Close the standalone View modal — forwarded to the time-series/bar graph manager. */
+	onCloseStandaloneView?: () => void;
 }
 
 /**
@@ -47,6 +57,10 @@ function PreviewPane({
 	refetch,
 	onDragSelect,
 	pagination,
+	panelMode = PanelMode.DASHBOARD_EDIT,
+	hideHeader = false,
+	dashboardPreference,
+	onCloseStandaloneView,
 }: PreviewPaneProps): JSX.Element {
 	const panelType = PANEL_KIND_TO_PANEL_TYPE[panel.spec.plugin.kind];
 	const queryType = getPanelQueryType(panel);
@@ -58,18 +72,24 @@ function PreviewPane({
 
 	return (
 		<div className={styles.preview}>
-			<div className={styles.header}>
-				<PlotTag
-					queryType={queryType}
-					panelType={panelType}
-					className={styles.queryType}
-				/>
-				<div className={styles.dateTimeSelector}>
-					<DateTimeSelectionV2 showAutoRefresh hideShareModal />
+			{!hideHeader && (
+				<div className={styles.header}>
+					<PlotTag
+						queryType={queryType}
+						panelType={panelType}
+						className={styles.queryType}
+					/>
+					<div className={styles.dateTimeSelector}>
+						<DateTimeSelectionV2 showAutoRefresh hideShareModal />
+					</div>
 				</div>
-			</div>
+			)}
 			<div className={styles.container}>
-				<div className={styles.surface}>
+				<div
+					className={cx(styles.surface, {
+						[styles.surfaceStacked]: panelMode === PanelMode.STANDALONE_VIEW,
+					})}
+				>
 					<PanelHeader
 						panelId={panelId}
 						panel={panel}
@@ -90,9 +110,11 @@ function PreviewPane({
 						error={error}
 						refetch={refetch}
 						onDragSelect={onDragSelect}
-						panelMode={PanelMode.DASHBOARD_EDIT}
+						panelMode={panelMode}
+						dashboardPreference={dashboardPreference}
 						searchTerm={searchable ? searchTerm : undefined}
 						pagination={pagination}
+						onCloseStandaloneView={onCloseStandaloneView}
 					/>
 				</div>
 			</div>

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/__tests__/PanelEditorContainer.test.tsx

@@ -0,0 +1,274 @@
+import { render, screen, waitFor } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import type { DashboardtypesPanelDTO } from 'api/generated/services/sigNoz.schemas';
+import { PANEL_TYPES } from 'constants/queryBuilder';
+import { getPanelDefinition } from 'pages/DashboardPageV2/DashboardContainer/Panels/registry';
+
+import PanelEditorContainer from '../index';
+
+/**
+ * Characterization test for the editor's composition: which derived values and
+ * options it forwards to the draft/query/query-sync/type-switch hooks and to its
+ * children. The leaf hooks are mocked as arg-capturing spies so this pins the
+ * wiring; it stays valid (and guards behavior) after that wiring is pulled into a
+ * shared edit-session hook, since the mocks intercept the leaf hooks either way.
+ */
+
+const mockSetSpec = jest.fn();
+const mockRefetch = jest.fn();
+const mockCancelQuery = jest.fn();
+const mockBuildSaveSpec = jest.fn((spec: unknown) => spec);
+const mockOnChangePanelKind = jest.fn();
+const mockSave = jest.fn().mockResolvedValue(undefined);
+
+const mockUseDraft = jest.fn();
+jest.mock('../hooks/usePanelEditorDraft', () => ({
+	usePanelEditorDraft: (panel: unknown): unknown => mockUseDraft(panel),
+}));
+
+const mockUseQuery = jest.fn();
+jest.mock('../../hooks/usePanelQuery', () => ({
+	usePanelQuery: (args: unknown): unknown => mockUseQuery(args),
+}));
+
+const mockUseQuerySync = jest.fn();
+jest.mock('../hooks/usePanelEditorQuerySync', () => ({
+	usePanelEditorQuerySync: (args: unknown): unknown => mockUseQuerySync(args),
+}));
+
+const mockUseTypeSwitch = jest.fn();
+jest.mock('../hooks/usePanelTypeSwitch', () => ({
+	usePanelTypeSwitch: (args: unknown): unknown => mockUseTypeSwitch(args),
+}));
+
+jest.mock('../hooks/usePanelEditorSave', () => ({
+	usePanelEditorSave: (): unknown => ({ save: mockSave, isSaving: false }),
+}));
+
+jest.mock('../hooks/useSwitchColumnsOnSignalChange', () => ({
+	useSwitchColumnsOnSignalChange: jest.fn(),
+}));
+jest.mock('../hooks/useSeedNewListColumns', () => ({
+	useSeedNewListColumns: jest.fn(),
+}));
+jest.mock('../hooks/useLegendSeries', () => ({
+	useLegendSeries: (): [] => [],
+}));
+jest.mock('../hooks/useTableColumns', () => ({
+	useTableColumns: (): [] => [],
+}));
+jest.mock('../hooks/useMetricYAxisUnit', () => ({
+	useMetricYAxisUnit: (): unknown => ({
+		metricUnit: undefined,
+		isLoading: false,
+	}),
+}));
+jest.mock('hooks/queryBuilder/useQueryBuilder', () => ({
+	useQueryBuilder: (): unknown => ({ currentQuery: { queryType: 'builder' } }),
+}));
+jest.mock(
+	'../../PanelsAndSectionsLayout/Panel/hooks/usePanelInteractions',
+	() => ({
+		usePanelInteractions: (): unknown => ({
+			onDragSelect: jest.fn(),
+			dashboardPreference: {},
+		}),
+	}),
+);
+
+jest.mock('@signozhq/ui/resizable', () => ({
+	__esModule: true,
+	ResizablePanelGroup: ({
+		children,
+	}: {
+		children: React.ReactNode;
+	}): JSX.Element => <div>{children}</div>,
+	ResizablePanel: ({ children }: { children: React.ReactNode }): JSX.Element => (
+		<div>{children}</div>
+	),
+	ResizableHandle: (): null => null,
+	useDefaultLayout: (): unknown => ({
+		defaultLayout: undefined,
+		onLayoutChanged: jest.fn(),
+	}),
+}));
+jest.mock('@signozhq/ui/sonner', () => ({
+	toast: { success: jest.fn(), error: jest.fn() },
+}));
+
+// Children mocked to capture props (and expose a Save trigger / footer slot).
+const mockHeaderProps = jest.fn();
+jest.mock('../Header/Header', () => ({
+	__esModule: true,
+	default: (props: { onSave: () => void }): JSX.Element => {
+		mockHeaderProps(props);
+		return (
+			<button type="button" data-testid="editor-save" onClick={props.onSave}>
+				save
+			</button>
+		);
+	},
+}));
+const mockPreviewProps = jest.fn();
+jest.mock('../PreviewPane/PreviewPane', () => ({
+	__esModule: true,
+	default: (props: unknown): JSX.Element => {
+		mockPreviewProps(props);
+		return <div data-testid="preview" />;
+	},
+}));
+const mockQbProps = jest.fn();
+jest.mock('../PanelEditorQueryBuilder/PanelEditorQueryBuilder', () => ({
+	__esModule: true,
+	default: (props: { footer?: React.ReactNode }): JSX.Element => {
+		mockQbProps(props);
+		return <div data-testid="qb">{props.footer}</div>;
+	},
+}));
+const mockConfigProps = jest.fn();
+jest.mock('../ConfigPane/ConfigPane', () => ({
+	__esModule: true,
+	default: (props: unknown): JSX.Element => {
+		mockConfigProps(props);
+		return <div data-testid="config" />;
+	},
+}));
+jest.mock('../ListColumnsEditor/ListColumnsEditor', () => ({
+	__esModule: true,
+	default: (): JSX.Element => <div data-testid="list-columns" />,
+}));
+
+function makePanel(kind: string): DashboardtypesPanelDTO {
+	return {
+		kind: 'Panel',
+		spec: {
+			display: { name: 'CPU' },
+			plugin: { kind, spec: {} },
+			queries: [],
+		},
+	} as unknown as DashboardtypesPanelDTO;
+}
+
+const baseProps = {
+	dashboardId: 'dash-1',
+	panelId: 'panel-1',
+	onClose: jest.fn(),
+	onSaved: jest.fn(),
+};
+
+function setup(
+	panel: DashboardtypesPanelDTO,
+	overrides?: Partial<React.ComponentProps<typeof PanelEditorContainer>>,
+): void {
+	mockUseDraft.mockReturnValue({
+		draft: panel,
+		spec: panel.spec,
+		setSpec: mockSetSpec,
+		isSpecDirty: false,
+	});
+	mockUseQuery.mockReturnValue({
+		data: { response: undefined },
+		isFetching: false,
+		error: null,
+		cancelQuery: mockCancelQuery,
+		refetch: mockRefetch,
+		pagination: undefined,
+	});
+	mockUseQuerySync.mockReturnValue({
+		runQuery: jest.fn(),
+		isQueryDirty: false,
+		buildSaveSpec: mockBuildSaveSpec,
+	});
+	mockUseTypeSwitch.mockReturnValue({
+		onChangePanelKind: mockOnChangePanelKind,
+	});
+	render(<PanelEditorContainer {...baseProps} panel={panel} {...overrides} />);
+}
+
+describe('PanelEditorContainer composition', () => {
+	beforeEach(() => jest.clearAllMocks());
+
+	it('renders the editor shell with preview, query builder, and config pane', () => {
+		const panel = makePanel('signoz/TimeSeriesPanel');
+		setup(panel);
+
+		expect(screen.getByTestId('panel-editor-v2')).toBeInTheDocument();
+		expect(screen.getByTestId('preview')).toBeInTheDocument();
+		expect(screen.getByTestId('qb')).toBeInTheDocument();
+		expect(screen.getByTestId('config')).toBeInTheDocument();
+
+		expect(mockPreviewProps).toHaveBeenCalledWith(
+			expect.objectContaining({
+				panel,
+				panelDefinition: getPanelDefinition('signoz/TimeSeriesPanel'),
+			}),
+		);
+		expect(mockQbProps).toHaveBeenCalledWith(
+			expect.objectContaining({ panelKind: 'signoz/TimeSeriesPanel' }),
+		);
+		expect(mockConfigProps).toHaveBeenCalledWith(
+			expect.objectContaining({
+				panel,
+				spec: panel.spec,
+				onChangePanelKind: mockOnChangePanelKind,
+			}),
+		);
+	});
+
+	it('forwards the derived panel type + query-sync options to the leaf hooks', () => {
+		const panel = makePanel('signoz/TimeSeriesPanel');
+		setup(panel);
+
+		expect(mockUseQuery).toHaveBeenCalledWith(
+			expect.objectContaining({ panel, panelId: 'panel-1', enabled: true }),
+		);
+		expect(mockUseQuerySync).toHaveBeenCalledWith(
+			expect.objectContaining({
+				panelType: PANEL_TYPES.TIME_SERIES,
+				setSpec: mockSetSpec,
+				refetch: mockRefetch,
+				alwaysSerializeQuery: false,
+				signal: getPanelDefinition('signoz/TimeSeriesPanel').supportedSignals[0],
+			}),
+		);
+		expect(mockUseTypeSwitch).toHaveBeenCalledWith(
+			expect.objectContaining({
+				panelType: PANEL_TYPES.TIME_SERIES,
+				spec: panel.spec,
+				setSpec: mockSetSpec,
+			}),
+		);
+	});
+
+	it('marks a new panel dirty and always serializes its query', () => {
+		setup(makePanel('signoz/TimeSeriesPanel'), { isNew: true });
+
+		expect(mockUseQuerySync).toHaveBeenCalledWith(
+			expect.objectContaining({ alwaysSerializeQuery: true }),
+		);
+		expect(mockHeaderProps).toHaveBeenCalledWith(
+			expect.objectContaining({ isDirty: true }),
+		);
+	});
+
+	it('bakes the live query into the spec on save, then notifies', async () => {
+		const panel = makePanel('signoz/TimeSeriesPanel');
+		setup(panel, { onSaved: baseProps.onSaved });
+
+		await userEvent.click(screen.getByTestId('editor-save'));
+
+		await waitFor(() => expect(baseProps.onSaved).toHaveBeenCalled());
+		expect(mockBuildSaveSpec).toHaveBeenCalledWith(panel.spec);
+		expect(mockSave).toHaveBeenCalledWith(panel.spec);
+	});
+
+	it('renders the list-columns editor only for list panels', () => {
+		setup(makePanel('signoz/ListPanel'));
+		expect(screen.getByTestId('list-columns')).toBeInTheDocument();
+	});
+
+	it('omits the list-columns editor for non-list panels', () => {
+		setup(makePanel('signoz/TimeSeriesPanel'));
+		expect(screen.queryByTestId('list-columns')).not.toBeInTheDocument();
+	});
+});

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/__tests__/getSwitchedPluginSpec.test.ts

@@ -1,6 +1,8 @@
 import {
-	TelemetrytypesSignalDTO,
+	DashboardtypesComparisonOperatorDTO,
 	type DashboardtypesPanelSpecDTO,
+	DashboardtypesThresholdFormatDTO,
+	TelemetrytypesSignalDTO,
 } from 'api/generated/services/sigNoz.schemas';
 import { getPanelDefinition } from 'pages/DashboardPageV2/DashboardContainer/Panels/registry';
 
@@ -95,4 +97,141 @@ describe('getSwitchedPluginSpec', () => {
 
 		expect(result.legend?.position).toBe('bottom');
 	});
+
+	describe('thresholds', () => {
+		it('does not carry thresholds when the new kind has no thresholds section', () => {
+			mockGetPanelDefinition.mockReturnValue({ sections: [{ kind: 'columns' }] });
+			const old = specWith({
+				thresholds: [{ value: 80, color: '#F1575F', label: 'warn' }],
+			});
+
+			const result = getSwitchedPluginSpec(
+				old,
+				'signoz/ListPanel',
+				TelemetrytypesSignalDTO.logs,
+			);
+
+			expect(result.thresholds).toBeUndefined();
+		});
+
+		it('carries thresholds verbatim within the label variant (color/value/unit/label)', () => {
+			mockGetPanelDefinition.mockReturnValue({
+				sections: [{ kind: 'thresholds', controls: { variant: 'label' } }],
+			});
+			const old = specWith({
+				thresholds: [{ value: 80, color: '#F1575F', unit: 'ms', label: 'warn' }],
+			});
+
+			const result = getSwitchedPluginSpec(
+				old,
+				'signoz/BarChartPanel',
+				TelemetrytypesSignalDTO.logs,
+			);
+
+			expect(result.thresholds).toStrictEqual([
+				{ value: 80, color: '#F1575F', unit: 'ms', label: 'warn' },
+			]);
+		});
+
+		it('remaps label thresholds into the comparison variant, defaulting operator + format', () => {
+			mockGetPanelDefinition.mockReturnValue({
+				sections: [{ kind: 'thresholds', controls: { variant: 'comparison' } }],
+			});
+			const old = specWith({
+				thresholds: [{ value: 80, color: '#F1575F', label: 'warn' }],
+			});
+
+			const result = getSwitchedPluginSpec(
+				old,
+				'signoz/NumberPanel',
+				TelemetrytypesSignalDTO.logs,
+			);
+
+			// The label is dropped; operator/format are seeded so the threshold can match.
+			expect(result.thresholds).toStrictEqual([
+				{
+					value: 80,
+					color: '#F1575F',
+					operator: DashboardtypesComparisonOperatorDTO.above,
+					format: DashboardtypesThresholdFormatDTO.text,
+				},
+			]);
+		});
+
+		it('remaps comparison thresholds into the table variant, keeping operator/format and seeding a column', () => {
+			mockGetPanelDefinition.mockReturnValue({
+				sections: [{ kind: 'thresholds', controls: { variant: 'table' } }],
+			});
+			const old = specWith({
+				thresholds: [
+					{
+						value: 80,
+						color: '#F1575F',
+						operator: DashboardtypesComparisonOperatorDTO.below,
+						format: DashboardtypesThresholdFormatDTO.text,
+					},
+				],
+			});
+
+			const result = getSwitchedPluginSpec(
+				old,
+				'signoz/TablePanel',
+				TelemetrytypesSignalDTO.logs,
+			);
+
+			expect(result.thresholds).toStrictEqual([
+				{
+					value: 80,
+					color: '#F1575F',
+					operator: DashboardtypesComparisonOperatorDTO.below,
+					format: DashboardtypesThresholdFormatDTO.text,
+					columnName: '',
+				},
+			]);
+		});
+
+		it('drops the table-only columnName when remapping into the label variant', () => {
+			mockGetPanelDefinition.mockReturnValue({
+				sections: [{ kind: 'thresholds', controls: { variant: 'label' } }],
+			});
+			const old = specWith({
+				thresholds: [
+					{
+						value: 80,
+						color: '#F1575F',
+						operator: DashboardtypesComparisonOperatorDTO.above,
+						format: DashboardtypesThresholdFormatDTO.background,
+						columnName: 'p99',
+					},
+				],
+			});
+
+			const result = getSwitchedPluginSpec(
+				old,
+				'signoz/TimeSeriesPanel',
+				TelemetrytypesSignalDTO.logs,
+			);
+
+			expect(result.thresholds).toStrictEqual([{ value: 80, color: '#F1575F' }]);
+		});
+
+		it('defaults the variant to label when the thresholds section omits controls', () => {
+			mockGetPanelDefinition.mockReturnValue({
+				sections: [{ kind: 'thresholds', controls: {} }],
+			});
+			const old = specWith({
+				thresholds: [{ value: 80, color: '#F1575F', label: 'warn' }],
+			});
+
+			const result = getSwitchedPluginSpec(
+				old,
+				'signoz/TimeSeriesPanel',
+				TelemetrytypesSignalDTO.logs,
+			);
+
+			expect(result.thresholds).toStrictEqual([
+				{ value: 80, color: '#F1575F', label: 'warn' },
+			]);
+		});
+	});
 });

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/getSwitchedPluginSpec.ts

@@ -1,13 +1,18 @@
-import type {
-	DashboardtypesPanelSpecDTO,
-	TelemetrytypesSignalDTO,
-	TelemetrytypesTelemetryFieldKeyDTO,
+import {
+	DashboardtypesComparisonOperatorDTO,
+	type DashboardtypesPanelSpecDTO,
+	DashboardtypesThresholdFormatDTO,
+	type TelemetrytypesSignalDTO,
+	type TelemetrytypesTelemetryFieldKeyDTO,
 } from 'api/generated/services/sigNoz.schemas';
 import { getPanelDefinition } from 'pages/DashboardPageV2/DashboardContainer/Panels/registry';
 import type { PanelKind } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelKind';
 import {
-	SectionKind,
+	type AnyThreshold,
 	type PanelFormattingSlice,
+	type SectionConfig,
+	SectionKind,
+	type ThresholdVariant,
 } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/sections';
 import {
 	buildDefaultPluginSpec,
@@ -24,13 +29,73 @@ import { defaultColumnsForSignal } from './ListColumnsEditor/selectFields';
 export interface SwitchedPluginSpec extends DefaultPluginSpec {
 	formatting?: Pick<PanelFormattingSlice, 'unit' | 'decimalPrecision'>;
 	selectFields?: TelemetrytypesTelemetryFieldKeyDTO[];
+	thresholds?: AnyThreshold[];
+}
+
+/** Every field any threshold variant can hold; switching reads across shapes to remap. */
+interface AnyThresholdFields {
+	color: string;
+	value: number;
+	unit?: string;
+	operator?: DashboardtypesComparisonOperatorDTO;
+	format?: DashboardtypesThresholdFormatDTO;
+	columnName?: string;
+	label?: string;
+}
+
+/** The threshold variant a kind edits, or `undefined` when it has no Thresholds section. */
+function getThresholdVariant(
+	sections: SectionConfig[],
+): ThresholdVariant | undefined {
+	const section = sections.find(
+		(s): s is Extract<SectionConfig, { kind: SectionKind.Thresholds }> =>
+			s.kind === SectionKind.Thresholds,
+	);
+	return section ? (section.controls.variant ?? 'label') : undefined;
+}
+
+/**
+ * Remaps a threshold to the target kind's variant: keeps the shared core (color, value,
+ * unit) plus any cross-variant fields, and seeds the rest with the variant's defaults so
+ * the carried threshold stays functional (a comparison/table threshold needs an operator
+ * to match, a table threshold a column).
+ */
+function toThresholdVariant(
+	source: AnyThresholdFields,
+	variant: ThresholdVariant,
+): AnyThreshold {
+	const core = {
+		color: source.color,
+		value: source.value,
+		...(source.unit !== undefined && { unit: source.unit }),
+	};
+	if (variant === 'comparison') {
+		return {
+			...core,
+			operator: source.operator ?? DashboardtypesComparisonOperatorDTO.above,
+			format: source.format ?? DashboardtypesThresholdFormatDTO.text,
+		};
+	}
+	if (variant === 'table') {
+		return {
+			...core,
+			operator: source.operator ?? DashboardtypesComparisonOperatorDTO.above,
+			format: source.format ?? DashboardtypesThresholdFormatDTO.background,
+			columnName: source.columnName ?? '',
+		};
+	}
+	return {
+		...core,
+		...(source.label !== undefined && { label: source.label }),
+	};
 }
 
 /**
  * Builds the plugin spec for a first-visit switch to `newKind`: the kind's declared
  * section defaults (so the config pane opens populated, matching new-panel seeding) plus
- * the only cross-kind config worth keeping — unit + decimal precision. Switching into a
- * List seeds the current signal's default columns so the columns control isn't empty.
+ * the cross-kind config worth keeping — unit + decimal precision, and thresholds when the
+ * new kind supports them (remapped to its variant). Switching into a List seeds the
+ * current signal's default columns so the columns control isn't empty.
  *
  * Revisiting a kind restores its stashed spec instead, so this runs only on first visit.
  */
@@ -66,5 +131,19 @@ export function getSwitchedPluginSpec(
 		}
 	}
 
+	const thresholdVariant = getThresholdVariant(sections);
+	if (thresholdVariant) {
+		const oldThresholds = (
+			oldSpec.plugin.spec as {
+				thresholds?: AnyThreshold[] | null;
+			}
+		).thresholds;
+		if (oldThresholds && oldThresholds.length > 0) {
+			result.thresholds = oldThresholds.map((threshold) =>
+				toThresholdVariant(threshold as AnyThresholdFields, thresholdVariant),
+			);
+		}
+	}
+
 	return result;
 }

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/hooks/__tests__/useMetricYAxisUnit.test.ts

@@ -0,0 +1,103 @@
+import { renderHook } from '@testing-library/react';
+import useGetYAxisUnit from 'hooks/useGetYAxisUnit';
+
+import { useMetricYAxisUnit } from '../useMetricYAxisUnit';
+
+jest.mock('hooks/useGetYAxisUnit', () => ({
+	__esModule: true,
+	default: jest.fn(),
+}));
+
+const mockUseGetYAxisUnit = useGetYAxisUnit as unknown as jest.Mock;
+
+function mockMetricUnit(
+	yAxisUnit: string | undefined,
+	isLoading = false,
+): void {
+	mockUseGetYAxisUnit.mockReturnValue({ yAxisUnit, isLoading, isError: false });
+}
+
+describe('useMetricYAxisUnit', () => {
+	beforeEach(() => jest.clearAllMocks());
+
+	it('seeds the unit from the metric on a new panel', () => {
+		mockMetricUnit('bytes');
+		const onSelectUnit = jest.fn();
+
+		renderHook(() =>
+			useMetricYAxisUnit({ isNewPanel: true, unit: undefined, onSelectUnit }),
+		);
+
+		expect(onSelectUnit).toHaveBeenCalledWith('bytes');
+	});
+
+	it('does not seed when not a new panel', () => {
+		mockMetricUnit('bytes');
+		const onSelectUnit = jest.fn();
+
+		renderHook(() =>
+			useMetricYAxisUnit({ isNewPanel: false, unit: undefined, onSelectUnit }),
+		);
+
+		expect(onSelectUnit).not.toHaveBeenCalled();
+	});
+
+	it('does not seed when the metric has no unit', () => {
+		mockMetricUnit(undefined);
+		const onSelectUnit = jest.fn();
+
+		renderHook(() =>
+			useMetricYAxisUnit({ isNewPanel: true, unit: undefined, onSelectUnit }),
+		);
+
+		expect(onSelectUnit).not.toHaveBeenCalled();
+	});
+
+	it('does not seed when the unit already matches the metric', () => {
+		mockMetricUnit('bytes');
+		const onSelectUnit = jest.fn();
+
+		renderHook(() =>
+			useMetricYAxisUnit({ isNewPanel: true, unit: 'bytes', onSelectUnit }),
+		);
+
+		expect(onSelectUnit).not.toHaveBeenCalled();
+	});
+
+	it('re-seeds when the resolved metric unit changes', () => {
+		mockMetricUnit('bytes');
+		const onSelectUnit = jest.fn();
+
+		const { rerender } = renderHook(
+			(props: { unit: string | undefined }) =>
+				useMetricYAxisUnit({
+					isNewPanel: true,
+					unit: props.unit,
+					onSelectUnit,
+				}),
+			{ initialProps: { unit: undefined as string | undefined } },
+		);
+		expect(onSelectUnit).toHaveBeenLastCalledWith('bytes');
+
+		// The metric changes; the panel now holds the previously-seeded unit.
+		mockMetricUnit('ms');
+		rerender({ unit: 'bytes' });
+
+		expect(onSelectUnit).toHaveBeenLastCalledWith('ms');
+	});
+
+	it('returns the resolved metric unit and loading state', () => {
+		mockMetricUnit('bytes', true);
+
+		const { result } = renderHook(() =>
+			useMetricYAxisUnit({
+				isNewPanel: false,
+				unit: undefined,
+				onSelectUnit: jest.fn(),
+			}),
+		);
+
+		expect(result.current.metricUnit).toBe('bytes');
+		expect(result.current.isLoading).toBe(true);
+	});
+});

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/hooks/__tests__/usePanelEditorSave.test.ts

@@ -1,40 +1,36 @@
 import { renderHook } from '@testing-library/react';
-import {
-	getGetDashboardV2QueryKey,
-	usePatchDashboardV2,
-} from 'api/generated/services/dashboard';
 import type { DashboardtypesPanelSpecDTO } from 'api/generated/services/sigNoz.schemas';
 
 import { usePanelEditorSave } from '../usePanelEditorSave';
 
-const mockInvalidateQueries = jest.fn();
+const mockPatchAsync = jest.fn().mockResolvedValue(undefined);
+let mockIsPatching = false;
+jest.mock('../../../hooks/useOptimisticPatch', () => ({
+	useOptimisticPatch: (): {
+		patchAsync: jest.Mock;
+		isPatching: boolean;
+		error: Error | null;
+	} => ({ patchAsync: mockPatchAsync, isPatching: mockIsPatching, error: null }),
+}));
+
+// The hook reads getQueryData only for the isNew branch; a stub client is enough here.
 jest.mock('react-query', () => ({
-	useQueryClient: (): { invalidateQueries: jest.Mock } => ({
-		invalidateQueries: mockInvalidateQueries,
+	useQueryClient: (): { getQueryData: jest.Mock } => ({
+		getQueryData: jest.fn(),
 	}),
 }));
 
 jest.mock('api/generated/services/dashboard', () => ({
-	usePatchDashboardV2: jest.fn(),
 	getGetDashboardV2QueryKey: jest.fn(() => ['/api/v2/dashboards/dash-1']),
 }));
 
-const mockUsePatch = usePatchDashboardV2 as unknown as jest.Mock;
-const mockGetQueryKey = getGetDashboardV2QueryKey as unknown as jest.Mock;
-
 describe('usePanelEditorSave', () => {
-	const mutateAsync = jest.fn().mockResolvedValue(undefined);
-
 	beforeEach(() => {
 		jest.clearAllMocks();
-		mockUsePatch.mockReturnValue({
-			mutateAsync,
-			isLoading: false,
-			error: null,
-		});
+		mockIsPatching = false;
 	});
 
-	it('emits an add patch replacing the whole panel spec and invalidates the dashboard query', async () => {
+	it('optimistically patches an add replacing the whole panel spec', async () => {
 		const { result } = renderHook(() =>
 			usePanelEditorSave({ dashboardId: 'dash-1', panelId: 'panel-9' }),
 		);
@@ -50,28 +46,17 @@ describe('usePanelEditorSave', () => {
 
 		await result.current.save(spec);
 
-		expect(mutateAsync).toHaveBeenCalledWith({
-			pathParams: { id: 'dash-1' },
-			data: [
-				{
-					op: 'add',
-					path: '/spec/panels/panel-9/spec',
-					value: spec,
-				},
-			],
-		});
-		expect(mockGetQueryKey).toHaveBeenCalledWith({ id: 'dash-1' });
-		expect(mockInvalidateQueries).toHaveBeenCalledWith([
-			'/api/v2/dashboards/dash-1',
+		expect(mockPatchAsync).toHaveBeenCalledWith([
+			{
+				op: 'add',
+				path: '/spec/panels/panel-9/spec',
+				value: spec,
+			},
 		]);
 	});
 
-	it('surfaces the mutation loading state as isSaving', () => {
-		mockUsePatch.mockReturnValue({
-			mutateAsync,
-			isLoading: true,
-			error: null,
-		});
+	it('surfaces the patch in-flight state as isSaving', () => {
+		mockIsPatching = true;
 
 		const { result } = renderHook(() =>
 			usePanelEditorSave({ dashboardId: 'dash-1', panelId: 'panel-9' }),

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/hooks/useMetricYAxisUnit.ts

@@ -0,0 +1,36 @@
+import { useEffect } from 'react';
+import useGetYAxisUnit from 'hooks/useGetYAxisUnit';
+
+interface UseMetricYAxisUnitArgs {
+	/** Only a new panel auto-seeds; editing never overwrites the saved unit. */
+	isNewPanel: boolean;
+	unit: string | undefined;
+	onSelectUnit: (unit: string) => void;
+}
+
+interface UseMetricYAxisUnitResult {
+	metricUnit: string | undefined;
+	isLoading: boolean;
+}
+
+/**
+ * Resolves the selected metric's unit and, on a new panel only, seeds the formatting unit
+ * from it (V1 parity); returns the unit for the selector's mismatch warning.
+ */
+export function useMetricYAxisUnit({
+	isNewPanel,
+	unit,
+	onSelectUnit,
+}: UseMetricYAxisUnitArgs): UseMetricYAxisUnitResult {
+	const { yAxisUnit: metricUnit, isLoading } = useGetYAxisUnit();
+
+	useEffect(() => {
+		if (isNewPanel && metricUnit && metricUnit !== unit) {
+			onSelectUnit(metricUnit);
+		}
+		// Re-seed only when the resolved metric unit changes, not on every unit edit.
+		// eslint-disable-next-line react-hooks/exhaustive-deps
+	}, [isNewPanel, metricUnit]);
+
+	return { metricUnit, isLoading };
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/hooks/usePanelEditSession.ts

@@ -0,0 +1,119 @@
+import type {
+	DashboardtypesPanelDTO,
+	DashboardtypesPanelSpecDTO,
+	TelemetrytypesSignalDTO,
+} from 'api/generated/services/sigNoz.schemas';
+import type { PANEL_TYPES } from 'constants/queryBuilder';
+import { getPanelDefinition } from 'pages/DashboardPageV2/DashboardContainer/Panels/registry';
+import type { RenderablePanelDefinition } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelDefinition';
+import {
+	PANEL_KIND_TO_PANEL_TYPE,
+	type PanelKind,
+} from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelKind';
+import {
+	usePanelQuery,
+	type PanelQueryTimeOverride,
+	type UsePanelQueryResult,
+} from 'pages/DashboardPageV2/DashboardContainer/hooks/usePanelQuery';
+
+import { usePanelEditorDraft } from './usePanelEditorDraft';
+import { usePanelEditorQuerySync } from './usePanelEditorQuerySync';
+import { usePanelTypeSwitch } from './usePanelTypeSwitch';
+
+interface UsePanelEditSessionArgs {
+	panel: DashboardtypesPanelDTO;
+	panelId: string;
+	/** Per-view time window (epoch ms); omit to follow the dashboard's global window. */
+	time?: PanelQueryTimeOverride;
+	/** Serialize the live builder query into the spec on save even if unchanged (new panels). */
+	alwaysSerializeQuery?: boolean;
+	/** Seed an empty builder with the kind's default signal (new panels) — off for drilldown. */
+	seedQuerySignal?: boolean;
+}
+
+export interface UsePanelEditSessionApi {
+	/** Local editable copy of the panel — the preview renders this, not the saved panel. */
+	draft: DashboardtypesPanelDTO;
+	spec: DashboardtypesPanelSpecDTO;
+	setSpec: (next: DashboardtypesPanelSpecDTO) => void;
+	isSpecDirty: boolean;
+	/** Restore the draft to the originally-loaded panel. */
+	reset: () => void;
+	/** Draft kind → V1 panel type (drives the query builder + preview). */
+	panelType: PANEL_TYPES;
+	panelDefinition: RenderablePanelDefinition;
+	/** The kind's first supported signal — seeds new queries/columns. */
+	defaultSignal: TelemetrytypesSignalDTO;
+	/** Shared query result for the draft over the resolved time window. */
+	query: UsePanelQueryResult;
+	/** Stage & run the live builder query into the draft. */
+	runQuery: () => void;
+	isQueryDirty: boolean;
+	/** Bake the live (possibly un-run) query into a spec — for save / editor handoff. */
+	buildSaveSpec: (
+		spec: DashboardtypesPanelSpecDTO,
+	) => DashboardtypesPanelSpecDTO;
+	/** Switch the draft's visualization kind in place (reversible per session). */
+	onChangePanelKind: (kind: PanelKind) => void;
+}
+
+/**
+ * The panel-editing pipeline shared by the full-page editor and the View modal's
+ * drilldown editor: a local draft, its query result over the resolved time window,
+ * the staged-query sync, and the visualization-kind switch. Each consumer layers its
+ * own concerns on top (the editor adds save + list seeding; the modal adds per-view
+ * time isolation + reset). Keeping the wiring here stops the two from drifting.
+ */
+export function usePanelEditSession({
+	panel,
+	panelId,
+	time,
+	alwaysSerializeQuery = false,
+	seedQuerySignal = false,
+}: UsePanelEditSessionArgs): UsePanelEditSessionApi {
+	const { draft, spec, setSpec, isSpecDirty, reset } =
+		usePanelEditorDraft(panel);
+
+	const fullKind = draft.spec.plugin.kind;
+	const panelDefinition = getPanelDefinition(fullKind);
+	const panelType = PANEL_KIND_TO_PANEL_TYPE[fullKind];
+	const defaultSignal = panelDefinition.supportedSignals[0];
+
+	const query = usePanelQuery({
+		panel: draft,
+		panelId,
+		time,
+		enabled: !!panelDefinition,
+	});
+
+	const { runQuery, isQueryDirty, buildSaveSpec } = usePanelEditorQuerySync({
+		draft,
+		panelType,
+		setSpec,
+		refetch: query.refetch,
+		alwaysSerializeQuery,
+		signal: seedQuerySignal ? defaultSignal : undefined,
+	});
+
+	const { onChangePanelKind } = usePanelTypeSwitch({
+		spec: draft.spec,
+		panelType,
+		setSpec,
+	});
+
+	return {
+		draft,
+		spec,
+		setSpec,
+		isSpecDirty,
+		reset,
+		panelType,
+		panelDefinition,
+		defaultSignal,
+		query,
+		runQuery,
+		isQueryDirty,
+		buildSaveSpec,
+		onChangePanelKind,
+	};
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/hooks/usePanelEditorSave.ts

@@ -1,10 +1,7 @@
 import { useCallback } from 'react';
 import { useQueryClient } from 'react-query';
 import { v4 as uuid } from 'uuid';
-import {
-	getGetDashboardV2QueryKey,
-	usePatchDashboardV2,
-} from 'api/generated/services/dashboard';
+import { getGetDashboardV2QueryKey } from 'api/generated/services/dashboard';
 import {
 	type DashboardtypesJSONPatchOperationDTO,
 	type DashboardtypesPanelSpecDTO,
@@ -13,6 +10,7 @@ import {
 	type GetDashboardV2200,
 } from 'api/generated/services/sigNoz.schemas';
 
+import { useOptimisticPatch } from '../../hooks/useOptimisticPatch';
 import { createPanelOps } from '../../patchOps';
 
 interface UsePanelEditorSaveArgs {
@@ -43,15 +41,14 @@ export function usePanelEditorSave({
 	layoutIndex,
 }: UsePanelEditorSaveArgs): UsePanelEditorSaveApi {
 	const queryClient = useQueryClient();
-	const { mutateAsync, isLoading, error } = usePatchDashboardV2();
+	const { patchAsync, isPatching, error } = useOptimisticPatch(dashboardId);
 
 	const save = useCallback(
 		async (spec: DashboardtypesPanelSpecDTO): Promise<void> => {
-			const dashboardQueryKey = getGetDashboardV2QueryKey({ id: dashboardId });
-
 			let ops: DashboardtypesJSONPatchOperationDTO[];
 			if (isNew) {
 				// Resolve the target section against the freshest dashboard we have.
+				const dashboardQueryKey = getGetDashboardV2QueryKey({ id: dashboardId });
 				const cached =
 					queryClient.getQueryData<GetDashboardV2200>(dashboardQueryKey);
 				ops = createPanelOps({
@@ -70,11 +67,11 @@ export function usePanelEditorSave({
 				];
 			}
 
-			await mutateAsync({ pathParams: { id: dashboardId }, data: ops });
-			await queryClient.invalidateQueries(dashboardQueryKey);
+			// Optimistic cache write + settle refetch (replaces the manual invalidate).
+			await patchAsync(ops);
 		},
-		[dashboardId, panelId, isNew, layoutIndex, mutateAsync, queryClient],
+		[dashboardId, panelId, isNew, layoutIndex, patchAsync, queryClient],
 	);
 
-	return { save, isSaving: isLoading, error: (error as Error) ?? null };
+	return { save, isSaving: isPatching, error };
 }

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/index.tsx

@@ -8,15 +8,11 @@ import {
 import { toast } from '@signozhq/ui/sonner';
 import {
 	type DashboardtypesPanelDTO,
+	type DashboardtypesPanelFormattingDTO,
+	type DashboardtypesPanelSpecDTO,
 	TelemetrytypesSignalDTO,
 } from 'api/generated/services/sigNoz.schemas';
-import { PANEL_TYPES } from 'constants/queryBuilder';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
-import { getPanelDefinition } from 'pages/DashboardPageV2/DashboardContainer/Panels/registry';
-import {
-	PANEL_KIND_TO_PANEL_TYPE,
-	type PanelKind,
-} from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelKind';
 import { getBuilderQueries } from 'pages/DashboardPageV2/DashboardContainer/Panels/utils/getBuilderQueries';
 
 import { getExecStats } from '../queryV5/v5ResponseData';
@@ -27,11 +23,9 @@ import layoutStorage from './layoutStorage';
 import PanelEditorQueryBuilder from './PanelEditorQueryBuilder/PanelEditorQueryBuilder';
 import PreviewPane from './PreviewPane/PreviewPane';
 import { useLegendSeries } from './hooks/useLegendSeries';
-import { usePanelQuery } from '../hooks/usePanelQuery';
-import { usePanelEditorDraft } from './hooks/usePanelEditorDraft';
-import { usePanelEditorQuerySync } from './hooks/usePanelEditorQuerySync';
+import { useMetricYAxisUnit } from './hooks/useMetricYAxisUnit';
+import { usePanelEditSession } from './hooks/usePanelEditSession';
 import { usePanelEditorSave } from './hooks/usePanelEditorSave';
-import { usePanelTypeSwitch } from './hooks/usePanelTypeSwitch';
 import { useSeedNewListColumns } from './hooks/useSeedNewListColumns';
 import { useSwitchColumnsOnSignalChange } from './hooks/useSwitchColumnsOnSignalChange';
 import { useTableColumns } from './hooks/useTableColumns';
@@ -67,7 +61,28 @@ function PanelEditorContainer({
 	onClose,
 	onSaved,
 }: PanelEditorContainerProps): JSX.Element {
-	const { draft, spec, setSpec, isSpecDirty } = usePanelEditorDraft(panel);
+	// Shared editing pipeline (draft + query + staged-query sync + kind switch). A new
+	// panel always serializes its seed query and seeds the builder's default signal.
+	const {
+		draft,
+		spec,
+		setSpec,
+		isSpecDirty,
+		panelDefinition,
+		defaultSignal,
+		query,
+		runQuery,
+		isQueryDirty,
+		buildSaveSpec,
+		onChangePanelKind,
+	} = usePanelEditSession({
+		panel,
+		panelId,
+		alwaysSerializeQuery: isNew,
+		seedQuerySignal: true,
+	});
+	const { data, isFetching, error, cancelQuery, refetch, pagination } = query;
+
 	// Live query type (the selected tab) — the type switcher disables kinds that can't be
 	// authored in it. Read from the provider, not the spec: a new panel's spec carries no
 	// query until staged, so the spec would lag the tab.
@@ -91,38 +106,35 @@ function PanelEditorContainer({
 		storage: layoutStorage,
 	});
 
-	// Panel kind → V1 panel type, which drives the query builder and preview.
 	const fullKind = draft.spec.plugin.kind;
-	const panelType =
-		(fullKind && PANEL_KIND_TO_PANEL_TYPE[fullKind as PanelKind]) ??
-		PANEL_TYPES.TIME_SERIES;
 
-	// One shared query result for the whole editor; the preview renders it.
-	const panelDefinition = getPanelDefinition(draft.spec.plugin.kind);
-	const { data, isFetching, error, cancelQuery, refetch, pagination } =
-		usePanelQuery({
-			panel: draft,
-			panelId,
-			enabled: !!panelDefinition,
-		});
-
-	// A new panel's default signal (its kind's first supported) — seeds the query and columns.
-	const defaultSignal = panelDefinition.supportedSignals[0];
-
-	const { runQuery, isQueryDirty, buildSaveSpec } = usePanelEditorQuerySync({
-		draft,
-		panelType,
-		setSpec,
-		refetch,
-		// New panel's seed query is the builder default, not a real saved query —
-		// always serialize it on save.
-		alwaysSerializeQuery: isNew,
-		signal: defaultSignal,
+	// At editor level, not the collapsible FormattingSection, so seeding runs while closed.
+	const formattingUnit = (
+		spec.plugin.spec as {
+			formatting?: DashboardtypesPanelFormattingDTO;
+		}
+	).formatting?.unit;
+	const seedFormattingUnit = useCallback(
+		(unit: string): void => {
+			const pluginSpec = spec.plugin.spec as {
+				formatting?: DashboardtypesPanelFormattingDTO;
+			};
+			setSpec({
+				...spec,
+				plugin: {
+					...spec.plugin,
+					spec: { ...pluginSpec, formatting: { ...pluginSpec.formatting, unit } },
+				},
+			} as DashboardtypesPanelSpecDTO);
+		},
+		[spec, setSpec],
+	);
+	const { metricUnit } = useMetricYAxisUnit({
+		isNewPanel: isNew,
+		unit: formattingUnit,
+		onSelectUnit: seedFormattingUnit,
 	});
 
-	// Switch the panel's visualization kind in place (reversible per session).
-	const { onChangePanelKind } = usePanelTypeSwitch({ spec, panelType, setSpec });
-
 	// Spec and query dirtiness are tracked independently so query re-serialization
 	// never false-dirties. A new panel is always savable (you're creating it).
 	const isDirty = isNew || isSpecDirty || isQueryDirty;
@@ -251,6 +263,7 @@ function PanelEditorContainer({
 						legendSeries={legendSeries}
 						tableColumns={tableColumns}
 						stepInterval={stepInterval}
+						metricUnit={metricUnit}
 					/>
 				</ResizablePanel>
 			</ResizablePanelGroup>

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelEditor/panelEditorHandoff.ts

@@ -0,0 +1,10 @@
+import type { DashboardtypesPanelSpecDTO } from 'api/generated/services/sigNoz.schemas';
+
+/**
+ * Router location state for opening the panel editor pre-loaded with edits instead of
+ * the saved panel. The View modal sets this so "Switch to Edit Mode" carries its
+ * drilldown-edited spec (queries/plugin) into the editor.
+ */
+export interface PanelEditorHandoffState {
+	editSpec?: DashboardtypesPanelSpecDTO;
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/kinds/BarChartPanel/Renderer.tsx

@@ -1,7 +1,9 @@
 import { useCallback, useMemo, useRef } from 'react';
 import type { DashboardtypesBarChartPanelSpecDTO } from 'api/generated/services/sigNoz.schemas';
 import BarChart from 'container/DashboardContainer/visualization/charts/BarChart/BarChart';
+import ChartManager from 'container/DashboardContainer/visualization/components/ChartManager/ChartManager';
 import TooltipFooter from 'container/DashboardContainer/visualization/panels/components/TooltipFooter';
+import { PanelMode } from 'container/DashboardContainer/visualization/panels/types';
 import { useIsDarkMode } from 'hooks/useDarkMode';
 import { useResizeObserver } from 'hooks/useDimensions';
 import { IRenderTooltipFooterArgs } from 'lib/uPlotV2/components/types';
@@ -37,6 +39,7 @@ function BarPanelRenderer({
 	onDragSelect,
 	dashboardPreference,
 	panelMode,
+	onCloseStandaloneView,
 }: PanelRendererProps<'signoz/BarChartPanel'>): JSX.Element {
 	const graphRef = useRef<HTMLDivElement>(null);
 	const containerDimensions = useResizeObserver(graphRef);
@@ -114,6 +117,32 @@ function BarPanelRenderer({
 		return resolveLegendPosition(spec.legend?.position);
 	}, [spec.legend?.position]);
 
+	// The standalone View modal shows V1's graph-manager legend below the chart:
+	// Filter Series + per-series show/hide + Save. Series visibility auto-persists to
+	// localStorage (STANDALONE_VIEW selection prefs), keyed by panelId.
+	const layoutChildren = useMemo(
+		() =>
+			panelMode === PanelMode.STANDALONE_VIEW ? (
+				<div className={PanelStyles.chartManagerContainer}>
+					<ChartManager
+						config={config}
+						alignedData={chartData}
+						yAxisUnit={spec.formatting?.unit}
+						decimalPrecision={decimalPrecision}
+						onCancel={onCloseStandaloneView}
+					/>
+				</div>
+			) : null,
+		[
+			panelMode,
+			config,
+			chartData,
+			spec.formatting?.unit,
+			decimalPrecision,
+			onCloseStandaloneView,
+		],
+	);
+
 	const renderTooltipFooter = useCallback(
 		({ isPinned, dismiss }: IRenderTooltipFooterArgs) => (
 			<TooltipFooter id={panelId} isPinned={isPinned} dismiss={dismiss} />
@@ -147,6 +176,7 @@ function BarPanelRenderer({
 						config={config}
 						data={chartData}
 						legendConfig={{ position: legendPosition }}
+						layoutChildren={layoutChildren}
 						groupByPerQuery={groupByPerQuery}
 						canPinTooltip
 						timezone={timezone}

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/kinds/PieChartPanel/__tests__/prepareData.test.ts

@@ -0,0 +1,130 @@
+import type { PanelTable } from 'pages/DashboardPageV2/DashboardContainer/queryV5/types';
+
+import { preparePieData } from '../prepareData';
+
+function tableWith(
+	columns: PanelTable['columns'],
+	rows: PanelTable['rows'],
+	overrides: Partial<PanelTable> = {},
+): PanelTable {
+	return { queryName: 'A', legend: '', columns, rows, ...overrides };
+}
+
+const args = (tables: PanelTable[]): Parameters<typeof preparePieData>[0] => ({
+	tables,
+	isDarkMode: true,
+});
+
+describe('preparePieData', () => {
+	it('renders a slice per value column for a multi-column ClickHouse scalar', () => {
+		const table = tableWith(
+			[
+				{ name: 'col1', queryName: 'A', isValueColumn: true, id: 'col1' },
+				{ name: 'col2', queryName: 'A', isValueColumn: true, id: 'col2' },
+			],
+			[{ data: { col1: 23399927, col2: 588691297 } }],
+		);
+
+		const slices = preparePieData(args([table]));
+
+		expect(slices.map((s) => [s.label, s.value])).toStrictEqual([
+			['col1', 23399927],
+			['col2', 588691297],
+		]);
+	});
+
+	it('keeps one slice per group row for a single value column', () => {
+		const table = tableWith(
+			[
+				{
+					name: 'service.name',
+					queryName: 'A',
+					isValueColumn: false,
+					id: 'service.name',
+				},
+				{ name: 'count', queryName: 'A', isValueColumn: true, id: 'A' },
+			],
+			[
+				{ data: { 'service.name': 'adservice', A: 100 } },
+				{ data: { 'service.name': 'cartservice', A: 200 } },
+			],
+		);
+
+		const slices = preparePieData(args([table]));
+
+		expect(slices.map((s) => [s.label, s.value])).toStrictEqual([
+			['adservice', 100],
+			['cartservice', 200],
+		]);
+	});
+
+	it('prefixes the group when multiple value columns are grouped', () => {
+		const table = tableWith(
+			[
+				{ name: 'env', queryName: 'A', isValueColumn: false, id: 'env' },
+				{ name: 'col1', queryName: 'A', isValueColumn: true, id: 'col1' },
+				{ name: 'col2', queryName: 'A', isValueColumn: true, id: 'col2' },
+			],
+			[{ data: { env: 'prod', col1: 10, col2: 20 } }],
+		);
+
+		const slices = preparePieData(args([table]));
+
+		expect(slices.map((s) => s.label)).toStrictEqual([
+			'prod · col1',
+			'prod · col2',
+		]);
+	});
+
+	it('falls back to legend/query name when a single value column has no group', () => {
+		const table = tableWith(
+			[{ name: 'count', queryName: 'A', isValueColumn: true, id: 'A' }],
+			[{ data: { A: 42 } }],
+			{ legend: 'requests' },
+		);
+
+		const slices = preparePieData(args([table]));
+
+		expect(slices.map((s) => [s.label, s.value])).toStrictEqual([
+			['requests', 42],
+		]);
+	});
+
+	it('honours customColors over the generated palette', () => {
+		const table = tableWith(
+			[
+				{ name: 'col1', queryName: 'A', isValueColumn: true, id: 'col1' },
+				{ name: 'col2', queryName: 'A', isValueColumn: true, id: 'col2' },
+			],
+			[{ data: { col1: 10, col2: 20 } }],
+		);
+
+		const slices = preparePieData({
+			tables: [table],
+			isDarkMode: true,
+			customColors: { col1: '#ff0000' },
+		});
+
+		expect(slices[0].color).toBe('#ff0000');
+		expect(slices[1].color).not.toBe('#ff0000');
+	});
+
+	it('drops non-positive and non-numeric values', () => {
+		const table = tableWith(
+			[
+				{ name: 'col1', queryName: 'A', isValueColumn: true, id: 'col1' },
+				{ name: 'col2', queryName: 'A', isValueColumn: true, id: 'col2' },
+				{ name: 'col3', queryName: 'A', isValueColumn: true, id: 'col3' },
+			],
+			[{ data: { col1: 5, col2: 0, col3: 'n/a' } }],
+		);
+
+		const slices = preparePieData(args([table]));
+
+		expect(slices.map((s) => s.label)).toStrictEqual(['col1']);
+	});
+
+	it('returns no slices for empty tables', () => {
+		expect(preparePieData(args([]))).toStrictEqual([]);
+	});
+});

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/kinds/PieChartPanel/prepareData.ts

@@ -11,11 +11,7 @@ export interface PreparePieDataArgs {
 	isDarkMode: boolean;
 }
 
-/**
- * Turns the scalar tables of a V5 response into pie slices (one per group row):
- * value column → value, group column(s) → label. Colours honour `customColors`
- * then fall back to the deterministic palette; non-positive/non-numeric dropped.
- */
+/** One pie slice per (row × value column); column name labels slices when a query has several value columns. */
 export function preparePieData({
 	tables,
 	customColors,
@@ -27,26 +23,35 @@ export function preparePieData({
 
 	const slices: PieSlice[] = [];
 	tables.forEach((table) => {
-		const valueColumn = table.columns.find((column) => column.isValueColumn);
-		if (!valueColumn) {
+		const valueColumns = table.columns.filter((column) => column.isValueColumn);
+		if (valueColumns.length === 0) {
 			return;
 		}
-		const valueKey = valueColumn.id || valueColumn.name;
 		const labelColumns = table.columns.filter((column) => !column.isValueColumn);
+		const hasMultipleValueColumns = valueColumns.length > 1;
 
 		table.rows.forEach((row) => {
-			const value = Number(row.data[valueKey]);
-			const label =
-				labelColumns
-					.map((column) => row.data[column.id || column.name])
-					.filter((part) => part != null)
-					.map(String)
-					.join(', ') ||
-				table.legend ||
-				table.queryName ||
-				'';
-			const color = customColors?.[label] ?? generateColor(label, colorMap);
-			slices.push({ label, value, color });
+			const groupLabel = labelColumns
+				.map((column) => row.data[column.id || column.name])
+				.filter((part) => part != null)
+				.map(String)
+				.join(', ');
+
+			valueColumns.forEach((column) => {
+				let label: string;
+				if (hasMultipleValueColumns) {
+					label = groupLabel ? `${groupLabel} · ${column.name}` : column.name;
+				} else {
+					label = groupLabel || table.legend || table.queryName || '';
+				}
+
+				const color = customColors?.[label] ?? generateColor(label, colorMap);
+				slices.push({
+					label,
+					value: Number(row.data[column.id || column.name]),
+					color,
+				});
+			});
 		});
 	});
 

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/kinds/TimeSeriesPanel/Renderer.tsx

@@ -1,7 +1,9 @@
 import { useCallback, useMemo, useRef } from 'react';
 import type { DashboardtypesTimeSeriesPanelSpecDTO } from 'api/generated/services/sigNoz.schemas';
 import TimeSeries from 'container/DashboardContainer/visualization/charts/TimeSeries/TimeSeries';
+import ChartManager from 'container/DashboardContainer/visualization/components/ChartManager/ChartManager';
 import TooltipFooter from 'container/DashboardContainer/visualization/panels/components/TooltipFooter';
+import { PanelMode } from 'container/DashboardContainer/visualization/panels/types';
 import { useIsDarkMode } from 'hooks/useDarkMode';
 import { useResizeObserver } from 'hooks/useDimensions';
 import { IRenderTooltipFooterArgs } from 'lib/uPlotV2/components/types';
@@ -37,6 +39,7 @@ function TimeSeriesPanelRenderer({
 	onDragSelect,
 	dashboardPreference,
 	panelMode,
+	onCloseStandaloneView,
 }: PanelRendererProps<'signoz/TimeSeriesPanel'>): JSX.Element {
 	const graphRef = useRef<HTMLDivElement>(null);
 	const containerDimensions = useResizeObserver(graphRef);
@@ -115,6 +118,32 @@ function TimeSeriesPanelRenderer({
 		return resolveLegendPosition(spec.legend?.position);
 	}, [spec.legend?.position]);
 
+	// The standalone View modal shows V1's graph-manager legend below the chart:
+	// Filter Series + per-series show/hide + Save. Series visibility auto-persists to
+	// localStorage (STANDALONE_VIEW selection prefs), keyed by panelId.
+	const layoutChildren = useMemo(
+		() =>
+			panelMode === PanelMode.STANDALONE_VIEW ? (
+				<div className={PanelStyles.chartManagerContainer}>
+					<ChartManager
+						config={config}
+						alignedData={chartData}
+						yAxisUnit={spec.formatting?.unit}
+						decimalPrecision={decimalPrecision}
+						onCancel={onCloseStandaloneView}
+					/>
+				</div>
+			) : null,
+		[
+			panelMode,
+			config,
+			chartData,
+			spec.formatting?.unit,
+			decimalPrecision,
+			onCloseStandaloneView,
+		],
+	);
+
 	const renderTooltipFooter = useCallback(
 		({ isPinned, dismiss }: IRenderTooltipFooterArgs) => (
 			<TooltipFooter id={panelId} isPinned={isPinned} dismiss={dismiss} />
@@ -148,6 +177,7 @@ function TimeSeriesPanelRenderer({
 						config={config}
 						data={chartData}
 						legendConfig={{ position: legendPosition }}
+						layoutChildren={layoutChildren}
 						groupByPerQuery={groupByPerQuery}
 						canPinTooltip
 						timezone={timezone}

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/kinds/TimeSeriesPanel/utils/buildConfig.ts

@@ -108,7 +108,9 @@ function addSeries({
 	// `customColors` is nullable on the spec; coerce so `addSeries` always gets
 	// a defined record (it dereferences keys without a guard).
 	const colorMapping = spec.legend?.customColors ?? {};
-	const spanGaps = resolveSpanGaps(chartAppearance?.spanGaps?.fillLessThan);
+	const spanGaps = chartAppearance?.spanGaps
+		? resolveSpanGaps(chartAppearance?.spanGaps)
+		: true;
 
 	const lineStyle = chartAppearance?.lineStyle
 		? LINE_STYLE_MAP[chartAppearance.lineStyle]

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/panel.module.scss

@@ -7,3 +7,7 @@
 	height: 100%;
 	position: relative;
 }
+
+.chartManagerContainer {
+	padding: 36px 0;
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/types/interactions.ts

@@ -22,6 +22,9 @@ export type PanelClickEvent =
 
 type DragSelect = (start: number, end: number) => void;
 
+/** Close the standalone View modal — fired by the chart's graph-manager Save/Cancel. */
+type CloseStandaloneView = () => void;
+
 /**
  * Per-kind interaction props — each kind exposes only the gestures it supports.
  * Keyed by `PanelKind`; `PanelRendererProps<K>` indexes this, so a missing kind
@@ -31,10 +34,12 @@ export type PanelInteractionMap = Record<PanelKind, object> & {
 	'signoz/TimeSeriesPanel': {
 		onClick?: (event: ChartClickEvent) => void;
 		onDragSelect?: DragSelect;
+		onCloseStandaloneView?: CloseStandaloneView;
 	};
 	'signoz/BarChartPanel': {
 		onClick?: (event: ChartClickEvent) => void;
 		onDragSelect?: DragSelect;
+		onCloseStandaloneView?: CloseStandaloneView;
 	};
 	'signoz/HistogramPanel': { onClick?: (event: ChartClickEvent) => void };
 	'signoz/TablePanel': { onClick?: (event: TableClickEvent) => void };
@@ -50,4 +55,5 @@ export type PanelInteractionMap = Record<PanelKind, object> & {
 export interface AnyPanelInteractionProps {
 	onClick?: (event: PanelClickEvent) => void;
 	onDragSelect?: DragSelect;
+	onCloseStandaloneView?: CloseStandaloneView;
 }

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/utils/chartAppearance/__tests__/resolvers.test.ts

@@ -1,22 +1,35 @@
 import { resolveSpanGaps } from '../resolvers';
 
 describe('resolveSpanGaps', () => {
-	it('spans all gaps (true) when unset', () => {
-		expect(resolveSpanGaps(undefined)).toBe(true);
-		expect(resolveSpanGaps('')).toBe(true);
-	});
-
-	it('parses a duration string into seconds', () => {
-		expect(resolveSpanGaps('5s')).toBe(5);
-		expect(resolveSpanGaps('10m')).toBe(600);
-		expect(resolveSpanGaps('1h')).toBe(3600);
+	it('parses a duration string into seconds when thresholding', () => {
+		expect(resolveSpanGaps({ fillOnlyBelow: true, fillLessThan: '5s' })).toBe(5);
+		expect(resolveSpanGaps({ fillOnlyBelow: true, fillLessThan: '10m' })).toBe(
+			600,
+		);
+		expect(resolveSpanGaps({ fillOnlyBelow: true, fillLessThan: '1h' })).toBe(
+			3600,
+		);
 	});
 
 	it('tolerates a bare seconds number (back-compat)', () => {
-		expect(resolveSpanGaps('600')).toBe(600);
+		expect(resolveSpanGaps({ fillOnlyBelow: true, fillLessThan: '600' })).toBe(
+			600,
+		);
 	});
 
 	it('falls back to true for unparseable input', () => {
-		expect(resolveSpanGaps('abc')).toBe(true);
+		expect(resolveSpanGaps({ fillOnlyBelow: true, fillLessThan: 'abc' })).toBe(
+			true,
+		);
+	});
+
+	it('spans all gaps when fillOnlyBelow is explicitly false, ignoring any duration', () => {
+		expect(resolveSpanGaps({ fillOnlyBelow: false, fillLessThan: '5m' })).toBe(
+			true,
+		);
+	});
+
+	it('treats a duration with no fillOnlyBelow flag as a threshold (legacy panels)', () => {
+		expect(resolveSpanGaps({ fillLessThan: '5m' })).toBe(300);
 	});
 });

frontend/src/pages/DashboardPageV2/DashboardContainer/Panels/utils/chartAppearance/resolvers.ts

@@ -2,6 +2,7 @@ import { rangeUtil } from '@grafana/data';
 import {
 	DashboardtypesLegendPositionDTO,
 	DashboardtypesPrecisionOptionDTO,
+	type DashboardtypesSpanGapsDTO,
 } from 'api/generated/services/sigNoz.schemas';
 import { PrecisionOption, PrecisionOptionsEnum } from 'components/Graph/types';
 import { LegendPosition } from 'lib/uPlotV2/components/types';
@@ -39,15 +40,14 @@ export function resolveDecimalPrecision(
 }
 
 /**
- * `spec.chartAppearance.spanGaps.fillLessThan` is a duration string on the wire
- * ("10m", "5s"). Empty/missing → span all gaps (default); otherwise forward the
- * threshold in seconds so uPlot only bridges short runs of nulls. Tolerates a
- * bare seconds number for back-compat.
+ * Resolves `spanGaps` to uPlot's value. `fillOnlyBelow: false` spans every gap regardless
+ * of `fillLessThan`; a duration with no flag still thresholds (panels predating the flag).
  */
 export function resolveSpanGaps(
-	fillLessThan: string | undefined,
+	spanGaps: DashboardtypesSpanGapsDTO,
 ): boolean | number {
-	if (!fillLessThan) {
+	const fillLessThan = spanGaps.fillLessThan;
+	if (spanGaps.fillOnlyBelow === false || !fillLessThan) {
 		return true;
 	}
 	const seconds = rangeUtil.isValidTimeSpan(fillLessThan)

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/PanelActionsMenu/__tests__/usePanelActionItems.test.tsx

@@ -14,6 +14,19 @@ jest.mock(
 	}),
 );
 
+const mockOpenView = jest.fn();
+jest.mock('../../hooks/useViewPanel', () => ({
+	useViewPanel: (): {
+		openView: jest.Mock;
+		closeView: jest.Mock;
+		expandedPanelId: string | null;
+	} => ({
+		openView: mockOpenView,
+		closeView: jest.fn(),
+		expandedPanelId: null,
+	}),
+}));
+
 const mockMovePanel = jest.fn();
 jest.mock('../../hooks/useMovePanelToSection', () => ({
 	useMovePanelToSection: (): jest.Mock => mockMovePanel,
@@ -264,18 +277,13 @@ describe('usePanelActionItems', () => {
 		});
 	});
 
-	it('not-yet-implemented actions (view) fire the placeholder alert with the feature name', () => {
-		const alertSpy = jest.spyOn(window, 'alert').mockImplementation(() => {});
+	it('view opens the View modal for the panel', () => {
 		const { result } = renderHook(() => usePanelActionItems(baseArgs));
-
 		const view = result.current.items.find(
 			(i) => 'key' in i && i.key === 'view-panel',
 		);
 		(view as { onClick: () => void }).onClick();
-
-		expect(alertSpy).toHaveBeenCalledTimes(1);
-		expect(alertSpy).toHaveBeenCalledWith('View option clicked');
-		alertSpy.mockRestore();
+		expect(mockOpenView).toHaveBeenCalledWith('panel-1');
 	});
 
 	it('create-alert seeds an alert from this panel', () => {

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/PanelActionsMenu/usePanelActionItems.tsx

@@ -30,6 +30,7 @@ import {
 	type MovePanelArgs,
 	useMovePanelToSection,
 } from '../hooks/useMovePanelToSection';
+import { useViewPanel } from '../hooks/useViewPanel';
 import { PANEL_ACTION_META } from './panelActionMeta';
 
 // Stable fallback so renders without layout context don't churn the mutation
@@ -146,6 +147,7 @@ export function usePanelActionItems({
 	const isEditable = useDashboardStore((s) => s.isEditable);
 	const openPanelEditor = useOpenPanelEditor();
 	const createAlert = useCreateAlertFromPanel();
+	const { openView } = useViewPanel();
 
 	// Mutations are store-backed (dashboardId/refetch) — the layout tree only
 	// supplies data (`sections`), so no callbacks are threaded through it.
@@ -178,7 +180,7 @@ export function usePanelActionItems({
 				key: 'view-panel',
 				label: 'View',
 				icon: <Fullscreen size={14} />,
-				onClick: (): void => notImplementedYet('View'),
+				onClick: (): void => openView(panelId),
 			});
 		}
 		if (isEditable && canEditWidget && panelCapabilities.edit) {
@@ -263,6 +265,7 @@ export function usePanelActionItems({
 		panelActions,
 		sections,
 		panelId,
+		openView,
 		openPanelEditor,
 		createAlert,
 		movePanel,

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/PanelBody/PanelBody.tsx

@@ -32,6 +32,8 @@ interface PanelBodyProps {
 	searchTerm?: string;
 	/** Server-side paging handles — only consumed by raw/list renderers. */
 	pagination?: PanelPagination;
+	/** Close the standalone View modal — only consumed by the time-series/bar graph manager. */
+	onCloseStandaloneView?: () => void;
 }
 
 /**
@@ -51,6 +53,7 @@ function PanelBody({
 	panelMode = PanelMode.DASHBOARD_VIEW,
 	searchTerm,
 	pagination,
+	onCloseStandaloneView,
 }: PanelBodyProps): JSX.Element {
 	// react-query keeps the previous response during refetches, so its presence is
 	// the "have something to show" signal — only fail hard when there's nothing.
@@ -112,6 +115,7 @@ function PanelBody({
 				dashboardPreference={dashboardPreference}
 				searchTerm={searchTerm}
 				pagination={pagination}
+				onCloseStandaloneView={onCloseStandaloneView}
 			/>
 		</div>
 	);

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/PanelHeader/PanelHeaderSearch.module.scss

@@ -1,9 +1,17 @@
 // Expanded state: a compact input that fits the header row.
 .input {
-	width: 180px;
+	width: min(100%, 320px);
+	height: 24px;
 }
 
 .clear {
 	--button-height: 18px;
+	--button-width: 18px;
 	--button-padding: 0;
 }
+
+.searchTrigger {
+	--button-width: 24px;
+	--button-height: 24px;
+	--button-padding: 4px;
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/PanelHeader/PanelHeaderSearch.tsx

@@ -43,6 +43,7 @@ function PanelHeaderSearch({
 					color="secondary"
 					size="icon"
 					onClick={(): void => setExpanded(true)}
+					className={styles.searchTrigger}
 					data-testid="panel-header-search-trigger"
 					aria-label="Search"
 				>

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/ViewPanelModal/ViewPanelModal.module.scss

@@ -0,0 +1,52 @@
+@use '../../../../../../styles/scrollbar' as *;
+
+.modal {
+	:global(.ant-modal-body) {
+		padding: 0px;
+	}
+}
+
+// Tall, fixed-height column so the renderer's resize observer measures real
+// dimensions — the chart self-sizes to fill whatever space it's given.
+.content {
+	display: flex;
+	flex-direction: column;
+	gap: 8px;
+	height: 78vh;
+	overflow: auto;
+	padding: 12px;
+
+	@include custom-scrollbar;
+}
+
+.queryBuilder {
+	flex: 0 0 auto;
+	overflow: auto;
+	display: flex;
+	flex-direction: column;
+}
+
+.toolbar {
+	display: flex;
+	align-items: center;
+	justify-content: flex-end;
+	gap: 8px;
+	flex: 0 0 auto;
+}
+
+.toolbarTime {
+	display: flex;
+	align-items: center;
+	gap: 4px;
+}
+
+.body {
+	display: flex;
+	flex-direction: column;
+	flex: 1 1 auto;
+	min-height: 480px;
+}
+
+.panelTypeSelector {
+	width: 240px;
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/ViewPanelModal/ViewPanelModal.tsx

@@ -0,0 +1,49 @@
+import { Modal } from 'antd';
+import type { DashboardtypesPanelDTO } from 'api/generated/services/sigNoz.schemas';
+
+import ViewPanelModalContent from './ViewPanelModalContent';
+import styles from './ViewPanelModal.module.scss';
+import { TooltipSimple } from '@signozhq/ui/tooltip';
+
+interface ViewPanelModalProps {
+	/**
+	 * The expanded panel and its id. Absent while the modal is closed — a single
+	 * host instance lives at the layout level and only carries a panel when open.
+	 */
+	panel?: DashboardtypesPanelDTO;
+	panelId?: string;
+	open: boolean;
+	onClose: () => void;
+}
+
+function ViewPanelModal({
+	panel,
+	panelId,
+	open,
+	onClose,
+}: ViewPanelModalProps): JSX.Element {
+	const name = panel?.spec.display.name ?? '';
+
+	return (
+		<Modal
+			open={open}
+			onCancel={onClose}
+			footer={null}
+			centered
+			width="85%"
+			destroyOnClose
+			className={styles.modal}
+			title={
+				<TooltipSimple title={name} arrow>
+					<span className={styles.title}>{name} - (View mode)</span>
+				</TooltipSimple>
+			}
+		>
+			{open && panel && panelId && (
+				<ViewPanelModalContent panel={panel} panelId={panelId} onClose={onClose} />
+			)}
+		</Modal>
+	);
+}
+
+export default ViewPanelModal;

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/ViewPanelModal/ViewPanelModalContent.tsx

@@ -0,0 +1,126 @@
+import { useMemo } from 'react';
+import type { DashboardtypesPanelDTO } from 'api/generated/services/sigNoz.schemas';
+import { PanelMode } from 'container/DashboardContainer/visualization/panels/types';
+import { DashboardCursorSync } from 'lib/uPlotV2/plugins/TooltipPlugin/types';
+import PanelEditorQueryBuilder from 'pages/DashboardPageV2/DashboardContainer/PanelEditor/PanelEditorQueryBuilder/PanelEditorQueryBuilder';
+import PreviewPane from 'pages/DashboardPageV2/DashboardContainer/PanelEditor/PreviewPane/PreviewPane';
+import type { DashboardPreference } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/rendererProps';
+import { useOpenPanelEditor } from 'pages/DashboardPageV2/DashboardContainer/hooks/useOpenPanelEditor';
+
+import { usePanelInteractions } from '../hooks/usePanelInteractions';
+import ViewPanelModalHeader from './ViewPanelModalHeader';
+import { useViewPanelEditor } from './useViewPanelEditor';
+import { useViewPanelTimeWindow } from './useViewPanelTimeWindow';
+import styles from './ViewPanelModal.module.scss';
+
+interface ViewPanelModalContentProps {
+	panel: DashboardtypesPanelDTO;
+	panelId: string;
+	/** Close the modal — wired to the graph manager's Save/Cancel. */
+	onClose: () => void;
+}
+
+/**
+ * Body of the View modal: a compact drilldown editor. It renders an editable draft of
+ * the panel (preview) over a per-view time window plus the shared query builder, so the
+ * user can tweak + Stage & Run without touching the dashboard. Edits are temporary.
+ */
+function ViewPanelModalContent({
+	panel,
+	panelId,
+	onClose,
+}: ViewPanelModalContentProps): JSX.Element | null {
+	const {
+		timeOverride,
+		selectedInterval,
+		onTimeChange,
+		refreshWindow,
+		onDragSelect,
+	} = useViewPanelTimeWindow();
+
+	const {
+		draft,
+		panelDefinition,
+		signal,
+		defaultSignal,
+		queryType,
+		query,
+		runQuery,
+		onChangePanelKind,
+		resetQuery,
+		buildSaveSpec,
+	} = useViewPanelEditor({ panel, panelId, time: timeOverride });
+	const { data, isFetching, error, refetch, cancelQuery, pagination } = query;
+
+	// Drag-to-zoom stays inside the modal; opt the chart out of the dashboard's
+	// cursor-sync group so a drag here can't replay onto the grid panels.
+	const { dashboardPreference } = usePanelInteractions();
+	const isolatedPreference = useMemo<DashboardPreference>(
+		() => ({ ...dashboardPreference, syncMode: DashboardCursorSync.None }),
+		[dashboardPreference],
+	);
+	const openPanelEditor = useOpenPanelEditor();
+
+	// The View action only appears for registered kinds, so this is defensive.
+	if (!panelDefinition) {
+		return null;
+	}
+
+	return (
+		<div className={styles.content} data-testid="view-panel-modal-content">
+			<ViewPanelModalHeader
+				selectedInterval={selectedInterval}
+				startMs={timeOverride.startMs}
+				endMs={timeOverride.endMs}
+				onTimeChange={onTimeChange}
+				isFetching={isFetching}
+				onRefresh={(): void => {
+					// Relative windows re-anchor to now (new key → refetch); a fixed
+					// custom window just re-runs the same query.
+					if (selectedInterval === 'custom') {
+						refetch();
+					} else {
+						refreshWindow();
+					}
+				}}
+				onSwitchToEdit={(): void =>
+					// Carry the drilldown edits so the editor opens on them, not the saved panel.
+					openPanelEditor(panelId, { editSpec: buildSaveSpec(draft.spec) })
+				}
+				panelKind={draft.spec.plugin.kind}
+				queryType={queryType}
+				signal={signal}
+				onChangePanelKind={onChangePanelKind}
+				onResetQuery={resetQuery}
+			/>
+			<div className={styles.queryBuilder}>
+				<PanelEditorQueryBuilder
+					panelKind={draft.spec.plugin.kind}
+					signal={signal ?? defaultSignal}
+					isLoadingQueries={isFetching}
+					onStageRunQuery={runQuery}
+					onCancelQuery={cancelQuery}
+				/>
+			</div>
+			<div className={styles.body}>
+				<PreviewPane
+					panelId={panelId}
+					panel={draft}
+					panelDefinition={panelDefinition}
+					data={data}
+					isFetching={isFetching}
+					error={error}
+					refetch={refetch}
+					onDragSelect={onDragSelect}
+					pagination={pagination}
+					panelMode={PanelMode.STANDALONE_VIEW}
+					dashboardPreference={isolatedPreference}
+					onCloseStandaloneView={onClose}
+					hideHeader
+				/>
+			</div>
+		</div>
+	);
+}
+
+export default ViewPanelModalContent;

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/ViewPanelModal/ViewPanelModalHeader.tsx

@@ -0,0 +1,119 @@
+import { PenLine, RotateCw } from '@signozhq/icons';
+import { Button } from '@signozhq/ui/button';
+import type { TelemetrytypesSignalDTO } from 'api/generated/services/sigNoz.schemas';
+import cx from 'classnames';
+import DateTimeSelectionV2 from 'container/TopNav/DateTimeSelectionV2';
+import type {
+	CustomTimeType,
+	Time,
+} from 'container/TopNav/DateTimeSelectionV2/types';
+import { usePanelTypeSelectItems } from 'pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/PanelTypeSwitcher/usePanelTypeSelectItems';
+import ConfigSelect from 'pages/DashboardPageV2/DashboardContainer/PanelEditor/ConfigPane/controls/ConfigSelect/ConfigSelect';
+import type { PanelKind } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelKind';
+import type { EQueryType } from 'types/common/dashboard';
+
+import styles from './ViewPanelModal.module.scss';
+
+interface ViewPanelModalHeaderProps {
+	selectedInterval: Time | CustomTimeType;
+	/** Current window bounds (epoch ms) — seed the picker's modal display. */
+	startMs: number;
+	endMs: number;
+	onTimeChange: (
+		interval: Time | CustomTimeType,
+		range?: [number, number],
+	) => void;
+	/** Any query in flight — spins the refresh icon and disables it. */
+	isFetching: boolean;
+	onRefresh: () => void;
+	onSwitchToEdit: () => void;
+	/** Draft's current kind (selected value of the panel-type selector). */
+	panelKind: PanelKind;
+	/** Active query type — disables kinds that can't be authored in it (e.g. List under PromQL). */
+	queryType?: EQueryType;
+	/** Current builder datasource — disables types that don't support it. */
+	signal?: TelemetrytypesSignalDTO;
+	onChangePanelKind: (kind: PanelKind) => void;
+	/** Restore the saved query + kind (drilldown reset). */
+	onResetQuery: () => void;
+}
+
+/**
+ * Toolbar for the View modal: reset the drilldown, open the full editor, switch the
+ * visualization kind, pick a per-view time window (isolated from the dashboard), and
+ * refresh. Mirrors V1's FullView header controls.
+ */
+function ViewPanelModalHeader({
+	selectedInterval,
+	startMs,
+	endMs,
+	onTimeChange,
+	isFetching,
+	onRefresh,
+	onSwitchToEdit,
+	panelKind,
+	queryType,
+	signal,
+	onChangePanelKind,
+	onResetQuery,
+}: ViewPanelModalHeaderProps): JSX.Element {
+	// Same capabilities-guarded options as the editor's PanelTypeSwitcher, so the two
+	// selectors disable the same kinds (e.g. List under PromQL, metrics-only kinds).
+	const panelTypeItems = usePanelTypeSelectItems({ queryType, signal });
+
+	return (
+		<div className={styles.toolbar}>
+			<div className={styles.panelTypeSelector}>
+				<ConfigSelect<PanelKind>
+					testId="view-panel-type-selector"
+					value={panelKind}
+					items={panelTypeItems}
+					onChange={onChangePanelKind}
+				/>
+			</div>
+			<Button
+				variant="outlined"
+				color="secondary"
+				prefix={<PenLine />}
+				onClick={onSwitchToEdit}
+				data-testid="view-panel-switch-to-edit"
+			>
+				Switch to Edit Mode
+			</Button>
+			<Button
+				variant="link"
+				color="primary"
+				onClick={onResetQuery}
+				data-testid="view-panel-reset-query"
+			>
+				Reset Query
+			</Button>
+			<div className={styles.toolbarTime}>
+				<DateTimeSelectionV2
+					showAutoRefresh={false}
+					showRefreshText={false}
+					hideShareModal
+					isModalTimeSelection
+					disableUrlSync
+					onTimeChange={onTimeChange}
+					modalSelectedInterval={selectedInterval as Time}
+					modalInitialStartTime={startMs}
+					modalInitialEndTime={endMs}
+				/>
+				<Button
+					size="icon"
+					variant="solid"
+					color="primary"
+					onClick={onRefresh}
+					disabled={isFetching}
+					aria-label="Refresh"
+					data-testid="view-panel-refresh"
+				>
+					<RotateCw className={cx({ 'animate-spin': isFetching })} />
+				</Button>
+			</div>
+		</div>
+	);
+}
+
+export default ViewPanelModalHeader;

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/ViewPanelModal/useViewPanelEditor.ts

@@ -0,0 +1,113 @@
+import { useCallback, useMemo } from 'react';
+import type {
+	DashboardtypesPanelDTO,
+	DashboardtypesPanelSpecDTO,
+	TelemetrytypesSignalDTO,
+} from 'api/generated/services/sigNoz.schemas';
+import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
+import { usePanelEditSession } from 'pages/DashboardPageV2/DashboardContainer/PanelEditor/hooks/usePanelEditSession';
+import type { RenderablePanelDefinition } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelDefinition';
+import {
+	PANEL_KIND_TO_PANEL_TYPE,
+	type PanelKind,
+} from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelKind';
+import { resolveSignal } from 'pages/DashboardPageV2/DashboardContainer/Panels/utils/getBuilderQueries';
+import { fromPerses } from 'pages/DashboardPageV2/DashboardContainer/queryV5/persesQueryAdapters';
+import {
+	type PanelQueryTimeOverride,
+	type UsePanelQueryResult,
+} from 'pages/DashboardPageV2/DashboardContainer/hooks/usePanelQuery';
+import type { EQueryType } from 'types/common/dashboard';
+
+interface UseViewPanelEditorArgs {
+	panel: DashboardtypesPanelDTO;
+	panelId: string;
+	/** Per-view time window (epoch ms); isolates the preview from the dashboard. */
+	time: PanelQueryTimeOverride;
+}
+
+export interface UseViewPanelEditorApi {
+	/** Local editable copy of the panel — the preview renders this, not the saved panel. */
+	draft: DashboardtypesPanelDTO;
+	/** Resolved renderer for the draft's current kind. */
+	panelDefinition: RenderablePanelDefinition | undefined;
+	/** Current builder datasource — drives the panel-type selector's disabled rule. */
+	signal?: TelemetrytypesSignalDTO;
+	/** The kind's first supported signal — the query builder's fallback datasource. */
+	defaultSignal: TelemetrytypesSignalDTO;
+	/** Active query type (selected builder tab) — drives the panel-type selector's disabled rule. */
+	queryType: EQueryType;
+	/** Query result for the draft over the per-view window. */
+	query: UsePanelQueryResult;
+	/** Stage & run the live builder query into the draft (drilldown; not persisted). */
+	runQuery: () => void;
+	/** Switch the draft's visualization kind (temporary; reversible per session). */
+	onChangePanelKind: (kind: PanelKind) => void;
+	/** Restore the saved panel's query + kind, discarding the drilldown edits. */
+	resetQuery: () => void;
+	/** Bake the live (possibly un-run) query into a spec — used to hand edits to the full editor. */
+	buildSaveSpec: (
+		spec: DashboardtypesPanelSpecDTO,
+	) => DashboardtypesPanelSpecDTO;
+}
+
+/**
+ * Turns the View modal into a compact, drilldown panel editor on top of the shared
+ * `usePanelEditSession`: the same draft/query/query-sync/type-switch pipeline the
+ * full editor uses, scoped to a per-view time window, plus drilldown-only extras
+ * (the saved-query snapshot for Reset, and the builder signal for the type selector).
+ * Edits are temporary — they live in the builder/URL and the draft, never the
+ * dashboard, matching V1.
+ */
+export function useViewPanelEditor({
+	panel,
+	panelId,
+	time,
+}: UseViewPanelEditorArgs): UseViewPanelEditorApi {
+	const { currentQuery, redirectWithQueryBuilderData } = useQueryBuilder();
+
+	const {
+		draft,
+		panelDefinition,
+		defaultSignal,
+		query,
+		runQuery,
+		onChangePanelKind,
+		buildSaveSpec,
+		reset,
+	} = usePanelEditSession({ panel, panelId, time });
+
+	// The saved panel's query, captured once — the restore target for Reset Query.
+	const savedQuery = useMemo(
+		() =>
+			fromPerses(
+				panel.spec.queries,
+				PANEL_KIND_TO_PANEL_TYPE[panel.spec.plugin.kind],
+			),
+		// eslint-disable-next-line react-hooks/exhaustive-deps -- mount-only snapshot
+		[],
+	);
+
+	const resetQuery = useCallback((): void => {
+		// Draft back to the saved panel (query + kind); builder back to the saved query.
+		reset();
+		redirectWithQueryBuilderData(savedQuery);
+	}, [reset, redirectWithQueryBuilderData, savedQuery]);
+
+	// Current builder datasource for the panel-type disabled rule — resolved the same
+	// way as the full editor's ConfigPane so the two selectors stay in sync.
+	const signal = resolveSignal(draft.spec.queries, defaultSignal);
+
+	return {
+		draft,
+		panelDefinition,
+		signal,
+		defaultSignal,
+		queryType: currentQuery.queryType,
+		query,
+		runQuery,
+		onChangePanelKind,
+		resetQuery,
+		buildSaveSpec,
+	};
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/ViewPanelModal/useViewPanelTimeWindow.ts

@@ -0,0 +1,108 @@
+import { useCallback, useMemo, useState } from 'react';
+// eslint-disable-next-line no-restricted-imports -- global time still lives in redux
+import { useSelector } from 'react-redux';
+import type {
+	CustomTimeType,
+	Time,
+} from 'container/TopNav/DateTimeSelectionV2/types';
+import GetMinMax from 'lib/getMinMax';
+import type { PanelQueryTimeOverride } from 'pages/DashboardPageV2/DashboardContainer/hooks/usePanelQuery';
+import { AppState } from 'store/reducers';
+import { GlobalReducer } from 'types/reducer/globalTime';
+
+const NS_PER_MS = 1e6;
+
+export interface ViewPanelTimeWindow {
+	/** Absolute window (epoch ms) to pass to usePanelQuery as a time override. */
+	timeOverride: PanelQueryTimeOverride;
+	/** Interval shown in the picker — a relative `Time` or `'custom'`. */
+	selectedInterval: Time | CustomTimeType;
+	/** Apply a selection from DateTimeSelectionV2 (modal mode). */
+	onTimeChange: (
+		interval: Time | CustomTimeType,
+		range?: [number, number],
+	) => void;
+	/** Re-anchor a relative window to "now" (manual refresh); no-op for custom. */
+	refreshWindow: () => void;
+	/** Drag-to-zoom on a time chart → set a custom window locally (not the dashboard's). */
+	onDragSelect: (start: number, end: number) => void;
+}
+
+/**
+ * Per-view time window for the panel View modal, isolated from the dashboard's
+ * global time (V1 parity: the modal's time selector doesn't move the grid). Seeded
+ * once from the current global window, then owned locally. Relative intervals
+ * resolve to an absolute ms window via the same `GetMinMax` the app-wide picker uses.
+ */
+export function useViewPanelTimeWindow(): ViewPanelTimeWindow {
+	const { selectedTime, minTime, maxTime } = useSelector<
+		AppState,
+		GlobalReducer
+	>((state) => state.globalTime);
+
+	const [selectedInterval, setSelectedInterval] = useState<
+		Time | CustomTimeType
+	>(selectedTime as Time);
+	const [timeOverride, setTimeOverride] = useState<PanelQueryTimeOverride>(
+		() => ({
+			startMs: Math.floor(minTime / NS_PER_MS),
+			endMs: Math.floor(maxTime / NS_PER_MS),
+		}),
+	);
+
+	const onTimeChange = useCallback(
+		(interval: Time | CustomTimeType, range?: [number, number]): void => {
+			setSelectedInterval(interval);
+			// Absolute range comes through directly (already epoch ms).
+			if (interval === 'custom' && range) {
+				setTimeOverride({
+					startMs: Math.floor(range[0]),
+					endMs: Math.floor(range[1]),
+				});
+				return;
+			}
+			// GetMinMax returns nanoseconds — convert to the ms window we work in.
+			const { minTime: startNs, maxTime: endNs } = GetMinMax(interval);
+			setTimeOverride({
+				startMs: Math.floor(startNs / NS_PER_MS),
+				endMs: Math.floor(endNs / NS_PER_MS),
+			});
+		},
+		[],
+	);
+
+	const refreshWindow = useCallback((): void => {
+		// A custom window is fixed; only relative intervals re-anchor to now.
+		if (selectedInterval === 'custom') {
+			return;
+		}
+		const { minTime: startNs, maxTime: endNs } = GetMinMax(selectedInterval);
+		setTimeOverride({
+			startMs: Math.floor(startNs / NS_PER_MS),
+			endMs: Math.floor(endNs / NS_PER_MS),
+		});
+	}, [selectedInterval]);
+
+	const onDragSelect = useCallback((start: number, end: number): void => {
+		// Drag values are already epoch ms (same as the global custom range).
+		const startMs = Math.floor(start);
+		const endMs = Math.floor(end);
+		// Ignore a click / zero-width or inverted selection.
+		if (startMs >= endMs) {
+			return;
+		}
+		setSelectedInterval('custom');
+		setTimeOverride({ startMs, endMs });
+	}, []);
+
+	return useMemo(
+		() => ({
+			timeOverride,
+			selectedInterval,
+			onTimeChange,
+			refreshWindow,
+			onDragSelect,
+		}),
+		[timeOverride, selectedInterval, onTimeChange, refreshWindow, onDragSelect],
+	);
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/__tests__/ViewPanelModal.test.tsx

@@ -0,0 +1,178 @@
+import { TooltipProvider } from '@signozhq/ui/tooltip';
+import { render, screen } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import type { ReactElement } from 'react';
+import type { DashboardtypesPanelDTO } from 'api/generated/services/sigNoz.schemas';
+import { DashboardCursorSync } from 'lib/uPlotV2/plugins/TooltipPlugin/types';
+
+import ViewPanelModal from '../ViewPanelModal/ViewPanelModal';
+
+// The preview reuses the edit page's PreviewPane (chart + header + heavy render
+// path); stub it (capturing props) so this suite asserts the modal shell + what it
+// threads down, not the preview internals (PreviewPane/PanelHeader own those).
+const mockPreviewPaneRender = jest.fn();
+jest.mock(
+	'pages/DashboardPageV2/DashboardContainer/PanelEditor/PreviewPane/PreviewPane',
+	() =>
+		function MockPreviewPane(props: Record<string, unknown>): ReactElement {
+			mockPreviewPaneRender(props);
+			return <div data-testid="preview-pane" />;
+		},
+);
+
+// Isolate from the draft/query-builder plumbing (its own suite covers it).
+jest.mock('../ViewPanelModal/useViewPanelEditor', () => ({
+	useViewPanelEditor: (args: {
+		panel: { spec: { plugin: { kind: string } } };
+	}): unknown => {
+		const { kind } = args.panel.spec.plugin;
+		return {
+			draft: args.panel,
+			panelDefinition: {
+				kind,
+				actions: { search: kind === 'signoz/ListPanel' },
+				Renderer: (): null => null,
+			},
+			query: {
+				data: { response: undefined, requestPayload: undefined, legendMap: {} },
+				isLoading: false,
+				isFetching: false,
+				error: null,
+				refetch: jest.fn(),
+				cancelQuery: jest.fn(),
+				pagination: undefined,
+			},
+			runQuery: jest.fn(),
+			onChangePanelKind: jest.fn(),
+			resetQuery: jest.fn(),
+			signal: undefined,
+			defaultSignal: 'logs',
+			buildSaveSpec: (spec: unknown): unknown => spec,
+		};
+	},
+}));
+
+// The View modal reuses the edit page's query builder, which reads the global
+// QueryBuilder context and pulls in the ClickHouse/PromQL editors; stub it here.
+jest.mock(
+	'pages/DashboardPageV2/DashboardContainer/PanelEditor/PanelEditorQueryBuilder/PanelEditorQueryBuilder',
+	() =>
+		function MockPanelEditorQueryBuilder(): ReactElement {
+			return <div data-testid="panel-editor-v2-query-builder" />;
+		},
+);
+
+jest.mock('../hooks/usePanelInteractions', () => ({
+	usePanelInteractions: (): unknown => ({
+		onDragSelect: jest.fn(),
+		dashboardPreference: { syncMode: 0 },
+	}),
+}));
+
+// The header mounts DateTimeSelectionV2 (redux + router + heavy deps); stub it so
+// this suite asserts the modal body, not the toolbar internals.
+jest.mock(
+	'../ViewPanelModal/ViewPanelModalHeader',
+	() =>
+		function MockViewPanelModalHeader(): ReactElement {
+			return <div data-testid="view-panel-header" />;
+		},
+);
+
+jest.mock('../ViewPanelModal/useViewPanelTimeWindow', () => ({
+	useViewPanelTimeWindow: (): unknown => ({
+		timeOverride: { startMs: 0, endMs: 0 },
+		selectedInterval: '5m',
+		onTimeChange: jest.fn(),
+		refreshWindow: jest.fn(),
+		onDragSelect: jest.fn(),
+	}),
+}));
+
+const mockOpenEditor = jest.fn();
+jest.mock(
+	'pages/DashboardPageV2/DashboardContainer/hooks/useOpenPanelEditor',
+	() => ({
+		useOpenPanelEditor: (): jest.Mock => mockOpenEditor,
+	}),
+);
+
+const renderWithProvider = (ui: ReactElement): ReturnType<typeof render> =>
+	render(<TooltipProvider>{ui}</TooltipProvider>);
+
+function makePanel(kind: string, name = 'My panel'): DashboardtypesPanelDTO {
+	return {
+		kind: 'Panel',
+		spec: {
+			display: { name },
+			plugin: { kind, spec: {} },
+			queries: [],
+		},
+	} as unknown as DashboardtypesPanelDTO;
+}
+
+describe('ViewPanelModal', () => {
+	it('renders nothing until opened', () => {
+		renderWithProvider(
+			<ViewPanelModal
+				panel={makePanel('signoz/TimeSeriesPanel')}
+				panelId="p1"
+				open={false}
+				onClose={jest.fn()}
+			/>,
+		);
+		expect(
+			screen.queryByTestId('view-panel-modal-content'),
+		).not.toBeInTheDocument();
+	});
+
+	it('renders the header, query builder, and preview when open', () => {
+		renderWithProvider(
+			<ViewPanelModal
+				panel={makePanel('signoz/TimeSeriesPanel', 'CPU usage')}
+				panelId="p1"
+				open
+				onClose={jest.fn()}
+			/>,
+		);
+		expect(screen.getByTestId('view-panel-modal-content')).toBeInTheDocument();
+		expect(screen.getByTestId('view-panel-header')).toBeInTheDocument();
+		expect(
+			screen.getByTestId('panel-editor-v2-query-builder'),
+		).toBeInTheDocument();
+		expect(screen.getByTestId('preview-pane')).toBeInTheDocument();
+	});
+
+	it('invokes onClose when the modal is dismissed', async () => {
+		const user = userEvent.setup();
+		const onClose = jest.fn();
+		renderWithProvider(
+			<ViewPanelModal
+				panel={makePanel('signoz/TimeSeriesPanel')}
+				panelId="p1"
+				open
+				onClose={onClose}
+			/>,
+		);
+		await user.click(screen.getByLabelText('Close'));
+		expect(onClose).toHaveBeenCalled();
+	});
+
+	// Charts share one global cursor-sync key and uPlot replays drag across the
+	// group; the modal must opt out so a drag here can't move the dashboard's time.
+	it('opts the chart out of the dashboard cursor-sync group', () => {
+		mockPreviewPaneRender.mockClear();
+		renderWithProvider(
+			<ViewPanelModal
+				panel={makePanel('signoz/TimeSeriesPanel')}
+				panelId="p1"
+				open
+				onClose={jest.fn()}
+			/>,
+		);
+		const props = mockPreviewPaneRender.mock.calls.at(-1)?.[0] as {
+			dashboardPreference?: { syncMode?: unknown };
+		};
+		expect(props.dashboardPreference?.syncMode).toBe(DashboardCursorSync.None);
+	});
+});

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/__tests__/useViewPanelTimeWindow.test.ts

@@ -0,0 +1,93 @@
+import { act, renderHook } from '@testing-library/react';
+import GetMinMax from 'lib/getMinMax';
+
+import { useViewPanelTimeWindow } from '../ViewPanelModal/useViewPanelTimeWindow';
+
+const NS_PER_MS = 1e6;
+
+// Global time is stored in nanoseconds; the hook must surface milliseconds.
+const mockState = {
+	globalTime: {
+		selectedTime: '6h',
+		minTime: 6_000_000 * NS_PER_MS,
+		maxTime: 7_000_000 * NS_PER_MS,
+	},
+};
+
+jest.mock('react-redux', () => ({
+	useSelector: (selector: (s: unknown) => unknown): unknown =>
+		selector(mockState),
+}));
+
+jest.mock('lib/getMinMax', () => ({
+	__esModule: true,
+	default: jest.fn(),
+}));
+
+const mockGetMinMax = GetMinMax as unknown as jest.Mock;
+
+describe('useViewPanelTimeWindow', () => {
+	beforeEach(() => {
+		jest.clearAllMocks();
+	});
+
+	it('seeds the window from global time, converting ns → ms', () => {
+		const { result } = renderHook(() => useViewPanelTimeWindow());
+
+		expect(result.current.timeOverride).toStrictEqual({
+			startMs: mockState.globalTime.minTime / NS_PER_MS,
+			endMs: mockState.globalTime.maxTime / NS_PER_MS,
+		});
+		expect(result.current.selectedInterval).toBe('6h');
+	});
+
+	it('converts GetMinMax (ns) to ms on a relative selection', () => {
+		mockGetMinMax.mockReturnValue({
+			minTime: 1_700_000_000_000 * NS_PER_MS,
+			maxTime: 1_700_000_300_000 * NS_PER_MS,
+		});
+		const { result } = renderHook(() => useViewPanelTimeWindow());
+
+		act(() => result.current.onTimeChange('5m'));
+
+		expect(result.current.selectedInterval).toBe('5m');
+		expect(result.current.timeOverride).toStrictEqual({
+			startMs: 1_700_000_000_000,
+			endMs: 1_700_000_300_000,
+		});
+	});
+
+	it('uses an absolute custom range as-is (already ms)', () => {
+		const { result } = renderHook(() => useViewPanelTimeWindow());
+
+		act(() => result.current.onTimeChange('custom', [111, 222]));
+
+		expect(mockGetMinMax).not.toHaveBeenCalled();
+		expect(result.current.timeOverride).toStrictEqual({
+			startMs: 111,
+			endMs: 222,
+		});
+	});
+
+	it('sets a custom window from a drag selection (modal-local, ms)', () => {
+		const { result } = renderHook(() => useViewPanelTimeWindow());
+
+		act(() => result.current.onDragSelect(1000, 5000));
+
+		expect(result.current.selectedInterval).toBe('custom');
+		expect(result.current.timeOverride).toStrictEqual({
+			startMs: 1000,
+			endMs: 5000,
+		});
+	});
+
+	it('ignores a zero-width or inverted drag selection', () => {
+		const { result } = renderHook(() => useViewPanelTimeWindow());
+		const initial = result.current.timeOverride;
+
+		act(() => result.current.onDragSelect(5000, 5000));
+		act(() => result.current.onDragSelect(9000, 1000));
+
+		expect(result.current.timeOverride).toStrictEqual(initial);
+	});
+});

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/hooks/__tests__/useClonePanel.test.ts

@@ -1,12 +1,15 @@
 import { renderHook } from '@testing-library/react';
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 
 import { useDashboardStore } from '../../../../store/useDashboardStore';
 import type { DashboardSection } from '../../../../utils';
 import { useClonePanel } from '../useClonePanel';
 
-jest.mock('api/generated/services/dashboard', () => ({
-	patchDashboardV2: jest.fn().mockResolvedValue(undefined),
+const mockPatchAsync = jest.fn().mockResolvedValue(undefined);
+jest.mock('../../../../hooks/useOptimisticPatch', () => ({
+	useOptimisticPatch: (): { patchAsync: jest.Mock; isPatching: boolean } => ({
+		patchAsync: mockPatchAsync,
+		isPatching: false,
+	}),
 }));
 
 const mockToastPromise = jest.fn();
@@ -16,8 +19,6 @@ jest.mock('@signozhq/ui/sonner', () => ({
 
 jest.mock('uuid', () => ({ v4: (): string => 'cloned-id' }));
 
-const mockPatch = patchDashboardV2 as unknown as jest.Mock;
-
 const sourcePanel = {
 	kind: 'Panel',
 	spec: {
@@ -45,7 +46,7 @@ function sections(): DashboardSection[] {
 describe('useClonePanel', () => {
 	beforeEach(() => {
 		jest.clearAllMocks();
-		useDashboardStore.setState({ dashboardId: 'dash-1', refetch: jest.fn() });
+		useDashboardStore.setState({ dashboardId: 'dash-1' });
 	});
 
 	it('patches an add of the deep-copied spec + a new item under the same section', async () => {
@@ -53,7 +54,7 @@ describe('useClonePanel', () => {
 
 		await result.current({ panelId: 'p1', layoutIndex: 0 });
 
-		expect(mockPatch).toHaveBeenCalledWith({ id: 'dash-1' }, [
+		expect(mockPatchAsync).toHaveBeenCalledWith([
 			{
 				op: 'add',
 				path: '/spec/panels/cloned-id',
@@ -92,7 +93,7 @@ describe('useClonePanel', () => {
 
 		await result.current({ panelId: 'p1', layoutIndex: 0 });
 
-		const ops = mockPatch.mock.calls[0][1];
+		const ops = mockPatchAsync.mock.calls[0][0];
 		// Room in the last row (4 + 4 = 8 ≤ 12 cols) → sits to the right at y:0.
 		expect(ops[1].value).toMatchObject({ x: 4, y: 0, width: 4, height: 5 });
 	});
@@ -102,7 +103,7 @@ describe('useClonePanel', () => {
 
 		await result.current({ panelId: 'p1', layoutIndex: 0 });
 
-		const ops = mockPatch.mock.calls[0][1];
+		const ops = mockPatchAsync.mock.calls[0][0];
 		expect(ops[0].value).toStrictEqual(sourcePanel);
 		expect(ops[0].value).not.toBe(sourcePanel);
 	});
@@ -112,7 +113,7 @@ describe('useClonePanel', () => {
 
 		await result.current({ panelId: 'missing', layoutIndex: 0 });
 
-		expect(mockPatch).not.toHaveBeenCalled();
+		expect(mockPatchAsync).not.toHaveBeenCalled();
 		expect(mockToastPromise).not.toHaveBeenCalled();
 	});
 
@@ -132,7 +133,7 @@ describe('useClonePanel', () => {
 	});
 
 	it('swallows a patch rejection (toast owns the error UX) — does not throw', async () => {
-		mockPatch.mockRejectedValueOnce(new Error('boom'));
+		mockPatchAsync.mockRejectedValueOnce(new Error('boom'));
 		const { result } = renderHook(() => useClonePanel({ sections: sections() }));
 
 		await expect(

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/hooks/__tests__/useCreateAlertFromPanel.test.ts

@@ -1,6 +1,7 @@
 import { renderHook } from '@testing-library/react';
 import logEvent from 'api/common/logEvent';
 import type { DashboardtypesPanelDTO } from 'api/generated/services/sigNoz.schemas';
+import { Querybuildertypesv5VariableTypeDTO } from 'api/generated/services/sigNoz.schemas';
 import { PANEL_TYPES } from 'constants/queryBuilder';
 import { useDashboardStore } from 'pages/DashboardPageV2/DashboardContainer/store/useDashboardStore';
 
@@ -18,12 +19,55 @@ jest.mock('hooks/useSafeNavigate', () => ({
 	}),
 }));
 
-// The V5→V1 query→URL translation is covered by buildCreateAlertUrl's own tests;
-// stub it so this asserts only the hook's side effects (analytics + navigation).
-jest.mock('../../utils/buildCreateAlertUrl', () => ({
-	buildCreateAlertUrl: (): string => '/alerts/new?composite=1',
+const mockToastError = jest.fn();
+jest.mock('@signozhq/ui/sonner', () => ({
+	toast: { error: (...args: unknown[]): void => mockToastError(...args) },
 }));
 
+jest.mock('react-redux', () => ({
+	useSelector: (selector: (state: unknown) => unknown): unknown =>
+		selector({ globalTime: { minTime: 1_000_000, maxTime: 2_000_000 } }),
+}));
+
+const mockSubstituteVars = jest.fn();
+jest.mock('api/generated/services/querier', () => ({
+	useReplaceVariables: (): { mutate: jest.Mock } => ({
+		mutate: mockSubstituteVars,
+	}),
+}));
+
+// Stub the builders so this asserts only the hook's orchestration.
+jest.mock('../../utils/buildCreateAlertUrl', () => ({
+	buildCreateAlertUrl: (): string => '/alerts/new?composite=sync',
+	buildAlertUrl: (): string => '/alerts/new?composite=substituted',
+	readPanelUnit: (): string | undefined => undefined,
+}));
+
+// Keep the real exports (getPanelQueryType reads them); stub only the builder.
+const mockBuildQueryRangeRequest = jest.fn((_args?: unknown) => ({
+	request: 'payload',
+}));
+jest.mock(
+	'pages/DashboardPageV2/DashboardContainer/queryV5/buildQueryRangeRequest',
+	() => ({
+		...jest.requireActual(
+			'pages/DashboardPageV2/DashboardContainer/queryV5/buildQueryRangeRequest',
+		),
+		buildQueryRangeRequest: (args: unknown): unknown =>
+			mockBuildQueryRangeRequest(args),
+	}),
+);
+
+jest.mock(
+	'pages/DashboardPageV2/DashboardContainer/queryV5/persesQueryAdapters',
+	() => ({
+		...jest.requireActual(
+			'pages/DashboardPageV2/DashboardContainer/queryV5/persesQueryAdapters',
+		),
+		envelopesToQuery: (): unknown => ({ resolved: 'query' }),
+	}),
+);
+
 const mockLogEvent = logEvent as jest.Mock;
 
 const panel = {
@@ -38,17 +82,7 @@ const panel = {
 describe('useCreateAlertFromPanel', () => {
 	beforeEach(() => {
 		jest.clearAllMocks();
-		useDashboardStore.setState({ dashboardId: 'dash-1' });
-	});
-
-	it('opens the seeded alert builder in a new tab', () => {
-		const { result } = renderHook(() => useCreateAlertFromPanel());
-
-		result.current(panel, 'panel-1');
-
-		expect(mockSafeNavigate).toHaveBeenCalledWith('/alerts/new?composite=1', {
-			newTab: true,
-		});
+		useDashboardStore.setState({ dashboardId: 'dash-1', resolvedVariables: {} });
 	});
 
 	it('logs the create-alert action with panel and dashboard context (V1 parity)', () => {
@@ -66,4 +100,80 @@ describe('useCreateAlertFromPanel', () => {
 			}),
 		);
 	});
+
+	describe('with no variable selections', () => {
+		it('seeds the alert synchronously without a substitute round-trip', () => {
+			const { result } = renderHook(() => useCreateAlertFromPanel());
+
+			result.current(panel, 'panel-1');
+
+			expect(mockSubstituteVars).not.toHaveBeenCalled();
+			expect(mockSafeNavigate).toHaveBeenCalledWith('/alerts/new?composite=sync', {
+				newTab: true,
+			});
+		});
+	});
+
+	describe('with variable selections', () => {
+		beforeEach(() => {
+			useDashboardStore.setState({
+				dashboardId: 'dash-1',
+				resolvedVariables: {
+					'dash-1': {
+						service: {
+							type: Querybuildertypesv5VariableTypeDTO.query,
+							value: 'checkout',
+						},
+					},
+				},
+			});
+		});
+
+		it('substitutes variables before seeding, then opens the resolved alert', () => {
+			const { result } = renderHook(() => useCreateAlertFromPanel());
+
+			result.current(panel, 'panel-1');
+
+			// Round-trips the panel's queries + resolved variables.
+			expect(mockBuildQueryRangeRequest).toHaveBeenCalledWith(
+				expect.objectContaining({
+					queries: panel.spec.queries,
+					panelType: PANEL_TYPES.TIME_SERIES,
+					variables: { service: { type: 'query', value: 'checkout' } },
+				}),
+			);
+			expect(mockSubstituteVars).toHaveBeenCalledWith(
+				{ data: { request: 'payload' } },
+				expect.objectContaining({
+					onSuccess: expect.any(Function),
+					onError: expect.any(Function),
+				}),
+			);
+			// Nothing opens until the round-trip resolves.
+			expect(mockSafeNavigate).not.toHaveBeenCalled();
+
+			const { onSuccess } = mockSubstituteVars.mock.calls[0][1];
+			onSuccess({ data: { compositeQuery: { queries: [{ type: 'builder' }] } } });
+
+			expect(mockSafeNavigate).toHaveBeenCalledWith(
+				'/alerts/new?composite=substituted',
+				{ newTab: true },
+			);
+		});
+
+		it('notifies and does not navigate when substitution fails', () => {
+			const { result } = renderHook(() => useCreateAlertFromPanel());
+
+			result.current(panel, 'panel-1');
+
+			const { onError } = mockSubstituteVars.mock.calls[0][1];
+			onError();
+
+			expect(mockToastError).toHaveBeenCalledWith(
+				expect.any(String),
+				expect.objectContaining({ description: expect.any(String) }),
+			);
+			expect(mockSafeNavigate).not.toHaveBeenCalled();
+		});
+	});
 });

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/hooks/useClonePanel.ts

@@ -3,8 +3,7 @@ import { toast } from '@signozhq/ui/sonner';
 import { cloneDeep } from 'lodash-es';
 import { v4 as uuid } from 'uuid';
 
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
-
+import { useOptimisticPatch } from '../../../hooks/useOptimisticPatch';
 import {
 	addPanelToSectionOps,
 	findFreeSlot,
@@ -32,7 +31,7 @@ export function useClonePanel({
 	sections,
 }: Params): (args: ClonePanelArgs) => Promise<void> {
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 
 	return useCallback(
 		async ({ panelId, layoutIndex }: ClonePanelArgs): Promise<void> => {
@@ -45,8 +44,7 @@ export function useClonePanel({
 			const newPanelId = uuid();
 			const { x, y } = findFreeSlot(section.items, source.width);
 
-			const clone = patchDashboardV2(
-				{ id: dashboardId },
+			const clone = patchAsync(
 				addPanelToSectionOps({
 					panelId: newPanelId,
 					panel: cloneDeep(source.panel),
@@ -68,15 +66,14 @@ export function useClonePanel({
 				position: 'top-center',
 			});
 
-			// Refetch only on success; toast.promise owns the error UX, so swallow
-			// the rejection to avoid an unhandled rejection.
+			// toast.promise owns the error UX; swallow here to avoid an unhandled
+			// rejection (the optimistic cache write + settle refetch handle state).
 			try {
 				await clone;
-				refetch();
 			} catch {
 				// no-op
 			}
 		},
-		[sections, dashboardId, refetch],
+		[sections, dashboardId, patchAsync],
 	);
 }

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/hooks/useCreateAlertFromPanel.ts

@@ -1,18 +1,32 @@
 import { useCallback } from 'react';
+// eslint-disable-next-line no-restricted-imports -- global time still lives in redux
+import { useSelector } from 'react-redux';
+import { toast } from '@signozhq/ui/sonner';
 import logEvent from 'api/common/logEvent';
+import { useReplaceVariables } from 'api/generated/services/querier';
 import type { DashboardtypesPanelDTO } from 'api/generated/services/sigNoz.schemas';
+import { SOMETHING_WENT_WRONG } from 'constants/api';
 import { useSafeNavigate } from 'hooks/useSafeNavigate';
 import { PANEL_KIND_TO_PANEL_TYPE } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelKind';
 import { getPanelQueryType } from 'pages/DashboardPageV2/DashboardContainer/Panels/utils/getPanelQueryType';
+import { buildQueryRangeRequest } from 'pages/DashboardPageV2/DashboardContainer/queryV5/buildQueryRangeRequest';
+import { envelopesToQuery } from 'pages/DashboardPageV2/DashboardContainer/queryV5/persesQueryAdapters';
+import { selectResolvedVariables } from 'pages/DashboardPageV2/DashboardContainer/store/slices/variableSelectionSlice';
 import { useDashboardStore } from 'pages/DashboardPageV2/DashboardContainer/store/useDashboardStore';
+import { AppState } from 'store/reducers';
+import { GlobalReducer } from 'types/reducer/globalTime';
 
-import { buildCreateAlertUrl } from '../utils/buildCreateAlertUrl';
+import {
+	buildAlertUrl,
+	buildCreateAlertUrl,
+	readPanelUnit,
+} from '../utils/buildCreateAlertUrl';
 
 /**
- * Returns a callback that opens the alert builder in a new tab, seeded from a
- * panel's query, and logs the action — mirroring V1's `useCreateAlerts`
- * ('dashboardView' caller). The panel is supplied at call time so the callback
- * stays stable across panels (and the dashboard's react-query refetches).
+ * Callback that seeds the alert builder from a panel's query in a new tab (V1 parity
+ * with `useCreateAlerts`; panel supplied at call time so the callback stays stable).
+ * With variable selections, resolves them via `/substitute_vars` first; otherwise
+ * seeds synchronously (the round-trip would be a no-op).
  */
 export function useCreateAlertFromPanel(): (
 	panel: DashboardtypesPanelDTO,
@@ -20,18 +34,61 @@ export function useCreateAlertFromPanel(): (
 ) => void {
 	const { safeNavigate } = useSafeNavigate();
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
+	const variables = useDashboardStore(selectResolvedVariables(dashboardId));
+	const { maxTime, minTime } = useSelector<AppState, GlobalReducer>(
+		(state) => state.globalTime,
+	);
+	const { mutate: substituteVars } = useReplaceVariables();
 
 	return useCallback(
 		(panel: DashboardtypesPanelDTO, panelId: string): void => {
+			const panelType = PANEL_KIND_TO_PANEL_TYPE[panel.spec.plugin.kind];
+
 			void logEvent('Dashboard Detail: Panel action', {
 				action: 'createAlerts',
-				panelType: PANEL_KIND_TO_PANEL_TYPE[panel.spec.plugin.kind],
+				panelType,
 				dashboardId,
 				widgetId: panelId,
 				queryType: getPanelQueryType(panel),
 			});
-			safeNavigate(buildCreateAlertUrl(panel), { newTab: true });
+
+			if (Object.keys(variables).length === 0) {
+				safeNavigate(buildCreateAlertUrl(panel), { newTab: true });
+				return;
+			}
+
+			// Redux global time is nanoseconds; the request DTO takes epoch ms.
+			const request = buildQueryRangeRequest({
+				queries: panel.spec.queries,
+				panelType,
+				startMs: minTime / 1e6,
+				endMs: maxTime / 1e6,
+				variables,
+			});
+
+			substituteVars(
+				{ data: request },
+				{
+					onSuccess: (response) => {
+						const query = envelopesToQuery(
+							response.data.compositeQuery?.queries ?? [],
+							panelType,
+						);
+						const url = buildAlertUrl(
+							query,
+							panelType,
+							readPanelUnit(panel.spec.plugin),
+						);
+						safeNavigate(url, { newTab: true });
+					},
+					onError: () => {
+						toast.error(SOMETHING_WENT_WRONG, {
+							description: 'Failed to create alert from panel',
+						});
+					},
+				},
+			);
 		},
-		[dashboardId, safeNavigate],
+		[dashboardId, variables, minTime, maxTime, substituteVars, safeNavigate],
 	);
 }

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/hooks/useDeletePanel.ts

@@ -1,9 +1,9 @@
 import { useCallback } from 'react';
 
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
+import { useOptimisticPatch } from '../../../hooks/useOptimisticPatch';
 import { removePanelOp, replaceSectionItemsOp } from '../../../patchOps';
 import { useDashboardStore } from '../../../store/useDashboardStore';
 import type { DashboardSection } from '../../../utils';
@@ -25,7 +25,7 @@ export function useDeletePanel({
 	sections,
 }: Params): (args: DeletePanelArgs) => Promise<void> {
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 	const { showErrorModal } = useErrorModal();
 
 	return useCallback(
@@ -40,15 +40,14 @@ export function useDeletePanel({
 
 			const nextItems = section.items.filter((i) => i.id !== panelId);
 			try {
-				await patchDashboardV2({ id: dashboardId }, [
+				await patchAsync([
 					replaceSectionItemsOp(layoutIndex, nextItems),
 					removePanelOp(panelId),
 				]);
-				refetch();
 			} catch (error) {
 				showErrorModal(error as APIError);
 			}
 		},
-		[sections, dashboardId, refetch, showErrorModal],
+		[sections, dashboardId, patchAsync, showErrorModal],
 	);
 }

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/hooks/useMovePanelToSection.ts

@@ -1,9 +1,9 @@
 import { useCallback } from 'react';
 
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
+import { useOptimisticPatch } from '../../../hooks/useOptimisticPatch';
 import { movePanelBetweenSectionsOps } from '../../../patchOps';
 import { useDashboardStore } from '../../../store/useDashboardStore';
 import type { DashboardSection } from '../../../utils';
@@ -27,7 +27,7 @@ export function useMovePanelToSection({
 	sections,
 }: Params): (args: MovePanelArgs) => Promise<void> {
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 	const { showErrorModal } = useErrorModal();
 
 	return useCallback(
@@ -60,8 +60,7 @@ export function useMovePanelToSection({
 			const targetItems = [...target.items, { ...moved, x: 0, y: nextY }];
 
 			try {
-				await patchDashboardV2(
-					{ id: dashboardId },
+				await patchAsync(
 					movePanelBetweenSectionsOps({
 						sourceIndex: fromLayoutIndex,
 						sourceItems,
@@ -69,11 +68,10 @@ export function useMovePanelToSection({
 						targetItems,
 					}),
 				);
-				refetch();
 			} catch (error) {
 				showErrorModal(error as APIError);
 			}
 		},
-		[sections, dashboardId, refetch, showErrorModal],
+		[sections, dashboardId, patchAsync, showErrorModal],
 	);
 }

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/hooks/useViewPanel.ts

@@ -0,0 +1,50 @@
+import { useCallback } from 'react';
+import { useLocation } from 'react-router-dom';
+import { QueryParams } from 'constants/query';
+import { useSafeNavigate } from 'hooks/useSafeNavigate';
+import useUrlQuery from 'hooks/useUrlQuery';
+
+export interface UseViewPanelApi {
+	/** Panel id currently expanded in the View modal; null when none is open. */
+	expandedPanelId: string | null;
+	/** Open the View modal for a panel by writing its id to the URL. */
+	openView: (panelId: string) => void;
+	/** Close the View modal by clearing the URL param. */
+	closeView: () => void;
+}
+
+/**
+ * Drives the panel View modal off the `expandedWidgetId` URL param (V1 parity):
+ * the open state is shareable, survives refresh, and the browser back-button
+ * closes it. Reuses V1's param key so a deep-linked V1 URL maps cleanly.
+ */
+export function useViewPanel(): UseViewPanelApi {
+	const { safeNavigate } = useSafeNavigate();
+	const { pathname } = useLocation();
+	const urlQuery = useUrlQuery();
+
+	const expandedPanelId = urlQuery.get(QueryParams.expandedWidgetId);
+
+	const openView = useCallback(
+		(panelId: string): void => {
+			// Copy before mutating: useUrlQuery returns a memoized instance.
+			const next = new URLSearchParams(urlQuery);
+			next.set(QueryParams.expandedWidgetId, panelId);
+			safeNavigate(`${pathname}?${next.toString()}`);
+		},
+		[pathname, safeNavigate, urlQuery],
+	);
+
+	const closeView = useCallback((): void => {
+		const next = new URLSearchParams(urlQuery);
+		next.delete(QueryParams.expandedWidgetId);
+		// Drop the drilldown editor's URL state so it doesn't leak to the dashboard
+		// (the in-modal query builder writes compositeQuery, V1 parity).
+		next.delete(QueryParams.compositeQuery);
+		next.delete(QueryParams.graphType);
+		const search = next.toString();
+		safeNavigate(search ? `${pathname}?${search}` : pathname);
+	}, [pathname, safeNavigate, urlQuery]);
+
+	return { expandedPanelId, openView, closeView };
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Panel/utils/buildCreateAlertUrl.ts

@@ -5,11 +5,14 @@ import type {
 import { YAxisSource } from 'components/YAxisUnitSelector/types';
 import { ENTITY_VERSION_V5 } from 'constants/app';
 import { QueryParams } from 'constants/query';
+import { PANEL_TYPES } from 'constants/queryBuilder';
 import ROUTES from 'constants/routes';
 import { PANEL_KIND_TO_PANEL_TYPE } from 'pages/DashboardPageV2/DashboardContainer/Panels/types/panelKind';
 import { fromPerses } from 'pages/DashboardPageV2/DashboardContainer/queryV5/persesQueryAdapters';
+import type { Query } from 'types/api/queryBuilder/queryBuilderData';
 
-function readPanelUnit(
+/** The panel's configured y-axis unit, for the kinds that carry one. */
+export function readPanelUnit(
 	plugin: DashboardtypesPanelPluginDTO,
 ): string | undefined {
 	switch (plugin.kind) {
@@ -24,20 +27,17 @@ function readPanelUnit(
 }
 
 /**
- * Builds the `/alerts/new` URL that seeds the alert builder from a panel's query,
- * mirroring V1's `useCreateAlerts`: the panel's V5 queries are translated to the
- * V1 `Query` the alert page reads from `compositeQuery`, tagged with the panel
- * type, entity version, and a `dashboards` source.
- *
- * Unlike V1 there is no `/substitute_vars` round-trip — V2 has no query-variable
- * plumbing yet, so any dashboard-variable references travel through verbatim.
+ * Assembles the `/alerts/new` URL from a ready V1 `Query`: the alert page reads it
+ * from `compositeQuery`, tagged with the panel type, entity version, and a
+ * `dashboards` source.
  */
-export function buildCreateAlertUrl(panel: DashboardtypesPanelDTO): string {
-	const panelType = PANEL_KIND_TO_PANEL_TYPE[panel.spec.plugin.kind];
-	const query = fromPerses(panel.spec.queries, panelType);
-
-	const unit = readPanelUnit(panel.spec.plugin);
+export function buildAlertUrl(
+	query: Query,
+	panelType: PANEL_TYPES,
+	unit?: string,
+): string {
 	if (unit) {
+		// eslint-disable-next-line no-param-reassign
 		query.unit = unit;
 	}
 
@@ -52,3 +52,15 @@ export function buildCreateAlertUrl(panel: DashboardtypesPanelDTO): string {
 
 	return `${ROUTES.ALERTS_NEW}?${params.toString()}`;
 }
+
+/**
+ * Seeds the alert builder from a panel's query — the no-variable path, so any
+ * dashboard-variable references travel through verbatim. When the dashboard has
+ * selections, `useCreateAlertFromPanel` runs a `/substitute_vars` round-trip first
+ * and assembles the URL from the resolved queries via {@link buildAlertUrl}.
+ */
+export function buildCreateAlertUrl(panel: DashboardtypesPanelDTO): string {
+	const panelType = PANEL_KIND_TO_PANEL_TYPE[panel.spec.plugin.kind];
+	const query = fromPerses(panel.spec.queries, panelType);
+	return buildAlertUrl(query, panelType, readPanelUnit(panel.spec.plugin));
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Section/hooks/useAddSection.ts

@@ -1,10 +1,10 @@
 import { useCallback, useState } from 'react';
 
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 import type { DashboardtypesLayoutDTO } from 'api/generated/services/sigNoz.schemas';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
+import { useOptimisticPatch } from '../../../hooks/useOptimisticPatch';
 import {
 	addSectionOp,
 	newGridLayout,
@@ -15,9 +15,9 @@ import { useDashboardStore } from '../../../store/useDashboardStore';
 const SECTION_SELECTOR = '[data-testid^="dashboard-section-"]';
 
 /**
- * Waits (via rAF) for the refetch to render the appended section, then scrolls
- * it into view. Polls because `refetch` resolves before React commits the new
- * section to the DOM; bails after ~40 frames.
+ * Waits (via rAF) for the appended section to render, then scrolls it into view.
+ * Polls because the optimistic cache write commits to the DOM a frame or two after
+ * the patch call; bails after ~40 frames.
  */
 function scrollToNewSection(prevCount: number, attempts = 40): void {
 	const sections = document.querySelectorAll(SECTION_SELECTOR);
@@ -49,7 +49,7 @@ interface Result {
  */
 export function useAddSection({ layouts }: Params): Result {
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 	const [isSaving, setIsSaving] = useState(false);
 	const { showErrorModal } = useErrorModal();
 
@@ -66,8 +66,7 @@ export function useAddSection({ layouts }: Params): Result {
 			const prevSectionCount = document.querySelectorAll(SECTION_SELECTOR).length;
 			try {
 				setIsSaving(true);
-				await patchDashboardV2({ id: dashboardId }, [op]);
-				refetch();
+				await patchAsync([op]);
 				scrollToNewSection(prevSectionCount);
 			} catch (error) {
 				showErrorModal(error as APIError);
@@ -75,7 +74,7 @@ export function useAddSection({ layouts }: Params): Result {
 				setIsSaving(false);
 			}
 		},
-		[layouts, dashboardId, refetch, showErrorModal],
+		[layouts, dashboardId, patchAsync, showErrorModal],
 	);
 
 	return { addSection, isSaving };

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Section/hooks/useDeleteSection.ts

@@ -1,10 +1,10 @@
 import { useCallback, useState } from 'react';
 
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 import type { DashboardtypesJSONPatchOperationDTO } from 'api/generated/services/sigNoz.schemas';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
+import { useOptimisticPatch } from '../../../hooks/useOptimisticPatch';
 import { removePanelOp, removeSectionOp } from '../../../patchOps';
 import { useDashboardStore } from '../../../store/useDashboardStore';
 import type { DashboardSection } from '../../../utils';
@@ -24,7 +24,7 @@ interface Result {
  */
 export function useDeleteSection({ section }: Params): Result {
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 	const [isSaving, setIsSaving] = useState(false);
 	const { showErrorModal } = useErrorModal();
 
@@ -38,14 +38,13 @@ export function useDeleteSection({ section }: Params): Result {
 		ops.push(removeSectionOp(section.layoutIndex));
 		try {
 			setIsSaving(true);
-			await patchDashboardV2({ id: dashboardId }, ops);
-			refetch();
+			await patchAsync(ops);
 		} catch (error) {
 			showErrorModal(error as APIError);
 		} finally {
 			setIsSaving(false);
 		}
-	}, [section, dashboardId, refetch, showErrorModal]);
+	}, [section, dashboardId, patchAsync, showErrorModal]);
 
 	return { deleteSection, isSaving };
 }

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Section/hooks/useFirstSectionMigration.ts

@@ -1,10 +1,10 @@
 import { useCallback, useState } from 'react';
 
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 import type { DashboardtypesJSONPatchOperationDTO } from 'api/generated/services/sigNoz.schemas';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
+import { useOptimisticPatch } from '../../../hooks/useOptimisticPatch';
 import { addSectionOp, titleUntitledSectionOp } from '../../../patchOps';
 import { useDashboardStore } from '../../../store/useDashboardStore';
 import type { DashboardSection } from '../../../utils';
@@ -26,7 +26,7 @@ interface Result {
  */
 export function useFirstSectionMigration({ sections }: Params): Result {
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 	const [isSaving, setIsSaving] = useState(false);
 	const { showErrorModal } = useErrorModal();
 
@@ -49,15 +49,14 @@ export function useFirstSectionMigration({ sections }: Params): Result {
 
 			try {
 				setIsSaving(true);
-				await patchDashboardV2({ id: dashboardId }, ops);
-				refetch();
+				await patchAsync(ops);
 			} catch (error) {
 				showErrorModal(error as APIError);
 			} finally {
 				setIsSaving(false);
 			}
 		},
-		[sections, dashboardId, refetch, showErrorModal],
+		[sections, dashboardId, patchAsync, showErrorModal],
 	);
 
 	return { migrate, isSaving };

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Section/hooks/usePersistLayout.ts

@@ -1,10 +1,10 @@
 import { useCallback, useState } from 'react';
 import type { Layout } from 'react-grid-layout';
 
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
+import { useOptimisticPatch } from '../../../hooks/useOptimisticPatch';
 import { replaceSectionItemsOp } from '../../../patchOps';
 import { useDashboardStore } from '../../../store/useDashboardStore';
 import type { GridItem } from '../../../utils';
@@ -65,7 +65,7 @@ function hasGeometryChanged(next: GridItem[], prev: GridItem[]): boolean {
  */
 export function usePersistLayout({ layoutIndex, items }: Params): Result {
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 	const [isSaving, setIsSaving] = useState(false);
 	const { showErrorModal } = useErrorModal();
 
@@ -80,17 +80,14 @@ export function usePersistLayout({ layoutIndex, items }: Params): Result {
 			}
 			try {
 				setIsSaving(true);
-				await patchDashboardV2({ id: dashboardId }, [
-					replaceSectionItemsOp(layoutIndex, nextItems),
-				]);
-				refetch();
+				await patchAsync([replaceSectionItemsOp(layoutIndex, nextItems)]);
 			} catch (error) {
 				showErrorModal(error as APIError);
 			} finally {
 				setIsSaving(false);
 			}
 		},
-		[dashboardId, items, layoutIndex, refetch, showErrorModal],
+		[dashboardId, items, layoutIndex, patchAsync, showErrorModal],
 	);
 
 	return { handleLayoutChange, isSaving };

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Section/hooks/useRenameSection.ts

@@ -1,9 +1,9 @@
 import { useCallback, useState } from 'react';
 
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
+import { useOptimisticPatch } from '../../../hooks/useOptimisticPatch';
 import { renameSectionOp } from '../../../patchOps';
 import { useDashboardStore } from '../../../store/useDashboardStore';
 
@@ -19,7 +19,7 @@ interface Result {
 /** Renames a section's title via `replace /spec/layouts/<i>/spec/display/title`. */
 export function useRenameSection({ layoutIndex }: Params): Result {
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 	const [isSaving, setIsSaving] = useState(false);
 	const { showErrorModal } = useErrorModal();
 
@@ -31,10 +31,7 @@ export function useRenameSection({ layoutIndex }: Params): Result {
 			}
 			try {
 				setIsSaving(true);
-				await patchDashboardV2({ id: dashboardId }, [
-					renameSectionOp(layoutIndex, trimmed),
-				]);
-				refetch();
+				await patchAsync([renameSectionOp(layoutIndex, trimmed)]);
 				return true;
 			} catch (error) {
 				showErrorModal(error as APIError);
@@ -43,7 +40,7 @@ export function useRenameSection({ layoutIndex }: Params): Result {
 				setIsSaving(false);
 			}
 		},
-		[dashboardId, layoutIndex, refetch, showErrorModal],
+		[dashboardId, layoutIndex, patchAsync, showErrorModal],
 	);
 
 	return { rename, isSaving };

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/Section/hooks/useSectionDragReorder.ts

@@ -9,11 +9,11 @@ import {
 } from '@dnd-kit/core';
 import { arrayMove, sortableKeyboardCoordinates } from '@dnd-kit/sortable';
 
-import { patchDashboardV2 } from 'api/generated/services/dashboard';
 import type { DashboardtypesLayoutDTO } from 'api/generated/services/sigNoz.schemas';
 import { useErrorModal } from 'providers/ErrorModalProvider';
 import APIError from 'types/api/error';
 
+import { useOptimisticPatch } from '../../../hooks/useOptimisticPatch';
 import { reorderLayoutsOp } from '../../../patchOps';
 import { useDashboardStore } from '../../../store/useDashboardStore';
 import type { DashboardSection } from '../../../utils';
@@ -43,7 +43,7 @@ interface Result {
  */
 export function useSectionDragReorder({ sections, layouts }: Params): Result {
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
-	const refetch = useDashboardStore((s) => s.refetch);
+	const { patchAsync } = useOptimisticPatch();
 	const [activeId, setActiveId] = useState<string | null>(null);
 	const [localOrderIds, setLocalOrderIds] = useState<string[] | null>(null);
 	const { showErrorModal } = useErrorModal();
@@ -99,14 +99,13 @@ export function useSectionDragReorder({ sections, layouts }: Params): Result {
 				.filter((l): l is DashboardtypesLayoutDTO => l !== undefined);
 
 			try {
-				await patchDashboardV2({ id: dashboardId }, [reorderLayoutsOp(newLayouts)]);
-				refetch();
+				await patchAsync([reorderLayoutsOp(newLayouts)]);
 			} catch (error) {
 				setLocalOrderIds(null); // revert optimistic order on failure
 				showErrorModal(error as APIError);
 			}
 		},
-		[orderedSections, layouts, dashboardId, refetch, showErrorModal],
+		[orderedSections, layouts, dashboardId, patchAsync, showErrorModal],
 	);
 
 	const activeSection = useMemo(

frontend/src/pages/DashboardPageV2/DashboardContainer/PanelsAndSectionsLayout/index.tsx

@@ -8,6 +8,8 @@ import type {
 import { useDashboardStore } from '../store/useDashboardStore';
 import { layoutsToSections } from '../utils';
 import DashboardEmptyState from './DashboardEmptyState/DashboardEmptyState';
+import { useViewPanel } from './Panel/hooks/useViewPanel';
+import ViewPanelModal from './Panel/ViewPanelModal/ViewPanelModal';
 import Section from './Section/Section/Section';
 import SectionList from './Section/SectionList';
 import styles from './PanelsAndSectionsLayout.module.scss';
@@ -26,6 +28,12 @@ function PanelsAndSectionsLayout({
 }: PanelsAndSectionsLayoutProps): JSX.Element {
 	const isEditable = useDashboardStore((s) => s.isEditable);
 
+	// Single View-modal host for the whole dashboard, driven by the URL
+	// (`expandedWidgetId`). One mounted modal beats one-per-panel: no N location
+	// subscriptions, and the expanded panel is looked up by id from the map.
+	const { expandedPanelId, closeView } = useViewPanel();
+	const expandedPanel = expandedPanelId ? panels[expandedPanelId] : undefined;
+
 	const sections = useMemo(
 		() => layoutsToSections(layouts, panels),
 		[layouts, panels],
@@ -56,7 +64,17 @@ function PanelsAndSectionsLayout({
 		));
 	};
 
-	return <div className={styles.body}>{renderContent()}</div>;
+	return (
+		<div className={styles.body}>
+			{renderContent()}
+			<ViewPanelModal
+				open={!!expandedPanel}
+				panel={expandedPanel}
+				panelId={expandedPanelId ?? undefined}
+				onClose={closeView}
+			/>
+		</div>
+	);
 }
 
 export default PanelsAndSectionsLayout;

frontend/src/pages/DashboardPageV2/DashboardContainer/hooks/__tests__/useOptimisticPatch.test.ts

@@ -0,0 +1,107 @@
+import { renderHook } from '@testing-library/react';
+import { useMutation, useQueryClient } from 'react-query';
+// eslint-disable-next-line no-restricted-imports -- the hook's own test mocks and asserts the underlying patchDashboardV2 call.
+import { patchDashboardV2 } from 'api/generated/services/dashboard';
+import type { GetDashboardV2200 } from 'api/generated/services/sigNoz.schemas';
+import { DashboardtypesPatchOpDTO } from 'api/generated/services/sigNoz.schemas';
+
+import { useOptimisticPatch } from '../useOptimisticPatch';
+
+const QUERY_KEY = ['/api/v2/dashboards/dash-1'];
+
+jest.mock('react-query', () => ({
+	useMutation: jest.fn(),
+	useQueryClient: jest.fn(),
+}));
+
+jest.mock('api/generated/services/dashboard', () => ({
+	patchDashboardV2: jest.fn(),
+	getGetDashboardV2QueryKey: jest.fn(() => ['/api/v2/dashboards/dash-1']),
+}));
+
+jest.mock('../../store/useDashboardStore', () => ({
+	useDashboardStore: jest.fn(
+		(selector: (s: { dashboardId: string }) => unknown) =>
+			selector({ dashboardId: 'dash-1' }),
+	),
+}));
+
+const queryClient = {
+	cancelQueries: jest.fn().mockResolvedValue(undefined),
+	getQueryData: jest.fn(),
+	setQueryData: jest.fn(),
+	invalidateQueries: jest.fn().mockResolvedValue(undefined),
+};
+
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+let captured: { fn: (ops: any) => unknown; options: any };
+
+function dashboardEnvelope(name: string): GetDashboardV2200 {
+	return {
+		data: { spec: { display: { name } } },
+	} as unknown as GetDashboardV2200;
+}
+
+const replaceNameOp = {
+	op: DashboardtypesPatchOpDTO.replace,
+	path: '/spec/display/name',
+	value: 'B',
+};
+
+beforeEach(() => {
+	jest.clearAllMocks();
+	(useQueryClient as jest.Mock).mockReturnValue(queryClient);
+	(useMutation as jest.Mock).mockImplementation((fn, options) => {
+		captured = { fn, options };
+		return { mutateAsync: jest.fn(), isLoading: false };
+	});
+	renderHook(() => useOptimisticPatch());
+});
+
+describe('useOptimisticPatch', () => {
+	it('mutationFn sends the ops to patchDashboardV2 for the current dashboard', () => {
+		captured.fn([replaceNameOp]);
+		expect(patchDashboardV2).toHaveBeenCalledWith({ id: 'dash-1' }, [
+			replaceNameOp,
+		]);
+	});
+
+	it('onMutate cancels fetches, snapshots, and writes the patched dashboard to the cache', async () => {
+		const previous = dashboardEnvelope('A');
+		queryClient.getQueryData.mockReturnValue(previous);
+
+		const context = await captured.options.onMutate([replaceNameOp]);
+
+		expect(queryClient.cancelQueries).toHaveBeenCalledWith(QUERY_KEY);
+		// Optimistic write reflects the op immediately.
+		expect(queryClient.setQueryData).toHaveBeenCalledWith(QUERY_KEY, {
+			data: { spec: { display: { name: 'B' } } },
+		});
+		// Snapshot returned for rollback; original left untouched.
+		expect(context).toStrictEqual({ previous });
+		expect(previous.data).toStrictEqual({ spec: { display: { name: 'A' } } });
+	});
+
+	it('onMutate is a no-op write when there is no cached dashboard', async () => {
+		queryClient.getQueryData.mockReturnValue(undefined);
+		const context = await captured.options.onMutate([replaceNameOp]);
+		expect(queryClient.setQueryData).not.toHaveBeenCalled();
+		expect(context).toStrictEqual({ previous: undefined });
+	});
+
+	it('onError rolls the cache back to the snapshot', () => {
+		const previous = dashboardEnvelope('A');
+		captured.options.onError(new Error('boom'), [replaceNameOp], { previous });
+		expect(queryClient.setQueryData).toHaveBeenCalledWith(QUERY_KEY, previous);
+	});
+
+	it('onError without a snapshot does not touch the cache', () => {
+		captured.options.onError(new Error('boom'), [replaceNameOp], {});
+		expect(queryClient.setQueryData).not.toHaveBeenCalled();
+	});
+
+	it('onSettled invalidates the dashboard query to reconcile', () => {
+		captured.options.onSettled();
+		expect(queryClient.invalidateQueries).toHaveBeenCalledWith(QUERY_KEY);
+	});
+});

frontend/src/pages/DashboardPageV2/DashboardContainer/hooks/useOpenPanelEditor.ts

@@ -3,21 +3,28 @@ import { generatePath } from 'react-router-dom';
 import ROUTES from 'constants/routes';
 import { useSafeNavigate } from 'hooks/useSafeNavigate';
 
+import type { PanelEditorHandoffState } from '../PanelEditor/panelEditorHandoff';
 import { useDashboardStore } from '../store/useDashboardStore';
 
 /**
  * Returns a callback that opens the V2 panel editor by navigating to its full-page route
  * (`/dashboard/:dashboardId/panel/:panelId`). The dashboard id comes from the store, so any
- * caller can open the editor with just the panel id.
+ * caller can open the editor with just the panel id. The optional `state` is passed as router
+ * location state — the View modal uses it to hand off its drilldown-edited spec so the editor
+ * opens on those edits rather than the saved panel.
  */
-export function useOpenPanelEditor(): (panelId: string) => void {
+export function useOpenPanelEditor(): (
+	panelId: string,
+	state?: PanelEditorHandoffState,
+) => void {
 	const { safeNavigate } = useSafeNavigate();
 	const dashboardId = useDashboardStore((s) => s.dashboardId);
 
 	return useCallback(
-		(panelId: string): void => {
+		(panelId: string, state?: PanelEditorHandoffState): void => {
 			safeNavigate(
 				generatePath(ROUTES.DASHBOARD_PANEL_EDITOR, { dashboardId, panelId }),
+				state ? { state } : undefined,
 			);
 		},
 		[safeNavigate, dashboardId],

frontend/src/pages/DashboardPageV2/DashboardContainer/hooks/useOptimisticPatch.ts

@@ -0,0 +1,73 @@
+import { useMutation, useQueryClient } from 'react-query';
+import {
+	getGetDashboardV2QueryKey,
+	// eslint-disable-next-line no-restricted-imports -- this hook is the one sanctioned caller of patchDashboardV2; everything else goes through patchAsync.
+	patchDashboardV2,
+} from 'api/generated/services/dashboard';
+import type {
+	DashboardtypesJSONPatchOperationDTO,
+	GetDashboardV2200,
+} from 'api/generated/services/sigNoz.schemas';
+import APIError from 'types/api/error';
+
+import { applyJsonPatch } from '../optimistic/applyJsonPatch';
+import { useDashboardStore } from '../store/useDashboardStore';
+
+/** Cached dashboard snapshot, kept for rollback on error. */
+interface OptimisticPatchContext {
+	previous?: GetDashboardV2200;
+}
+
+export interface UseOptimisticPatch {
+	patchAsync: (ops: DashboardtypesJSONPatchOperationDTO[]) => Promise<unknown>;
+	isPatching: boolean;
+	error: Error | null;
+}
+
+/**
+ * Central optimistic mutation for V2 dashboard spec edits: writes the ops to the
+ * cached dashboard immediately, rolls back on error, reconciles on settle.
+ * `dashboardId` defaults to the edit-context store; the panel editor passes its own.
+ */
+export function useOptimisticPatch(
+	dashboardIdOverride?: string,
+): UseOptimisticPatch {
+	const storeDashboardId = useDashboardStore((s) => s.dashboardId);
+	const dashboardId = dashboardIdOverride ?? storeDashboardId;
+	const queryClient = useQueryClient();
+	const queryKey = getGetDashboardV2QueryKey({ id: dashboardId });
+
+	const mutation = useMutation<
+		Awaited<ReturnType<typeof patchDashboardV2>>,
+		APIError,
+		DashboardtypesJSONPatchOperationDTO[],
+		OptimisticPatchContext
+	>((ops) => patchDashboardV2({ id: dashboardId }, ops), {
+		onMutate: async (ops) => {
+			await queryClient.cancelQueries(queryKey);
+			const previous = queryClient.getQueryData<GetDashboardV2200>(queryKey);
+			if (previous?.data) {
+				// Ops are rooted at the DTO's `/spec`, so patch `.data`, keep the envelope.
+				queryClient.setQueryData<GetDashboardV2200>(queryKey, {
+					...previous,
+					data: applyJsonPatch(previous.data, ops),
+				});
+			}
+			return { previous };
+		},
+		onError: (_error, _ops, context) => {
+			if (context?.previous) {
+				queryClient.setQueryData(queryKey, context.previous);
+			}
+		},
+		onSettled: () => {
+			void queryClient.invalidateQueries(queryKey);
+		},
+	});
+
+	return {
+		patchAsync: mutation.mutateAsync,
+		isPatching: mutation.isLoading,
+		error: mutation.error ?? null,
+	};
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/optimistic/__tests__/applyJsonPatch.test.ts

@@ -0,0 +1,138 @@
+import type { DashboardtypesJSONPatchOperationDTO } from 'api/generated/services/sigNoz.schemas';
+import { DashboardtypesPatchOpDTO } from 'api/generated/services/sigNoz.schemas';
+
+import { applyJsonPatch } from '../applyJsonPatch';
+
+const { add, replace, remove, move, test: testOp } = DashboardtypesPatchOpDTO;
+
+function op(
+	o: DashboardtypesPatchOpDTO,
+	path: string,
+	value?: unknown,
+): DashboardtypesJSONPatchOperationDTO {
+	return { op: o, path, value };
+}
+
+// A trimmed dashboard-spec shape; the applier is structural, so this stands in
+// for the full DTO.
+function spec(): Record<string, unknown> {
+	return {
+		spec: {
+			display: { name: 'dash' },
+			panels: { p1: { spec: { display: { name: 'A' } } } },
+			layouts: [
+				{ spec: { display: { title: 'S1' }, items: [{ x: 0 }] } },
+				{ spec: { items: [] } },
+			],
+			variables: [{ name: 'env' }],
+		},
+	};
+}
+
+describe('applyJsonPatch', () => {
+	it('does not mutate the input document', () => {
+		const doc = spec();
+		const snapshot = JSON.stringify(doc);
+		applyJsonPatch(doc, [op(replace, '/spec/display/name', 'renamed')]);
+		expect(JSON.stringify(doc)).toBe(snapshot);
+	});
+
+	it('replaces a leaf string', () => {
+		const next = applyJsonPatch(spec(), [
+			op(replace, '/spec/layouts/0/spec/display/title', 'S1-renamed'),
+		]);
+		const layouts = (next.spec as any).layouts;
+		expect(layouts[0].spec.display.title).toBe('S1-renamed');
+	});
+
+	it('adds a new object member (panel by id)', () => {
+		const next = applyJsonPatch(spec(), [
+			op(add, '/spec/panels/p2', { spec: { display: { name: 'B' } } }),
+		]);
+		expect((next.spec as any).panels.p2.spec.display.name).toBe('B');
+		// existing member untouched
+		expect((next.spec as any).panels.p1.spec.display.name).toBe('A');
+	});
+
+	it('appends to an array with the "-" token', () => {
+		const next = applyJsonPatch(spec(), [
+			op(add, '/spec/layouts/-', { spec: { items: [] } }),
+		]);
+		expect((next.spec as any).layouts).toHaveLength(3);
+	});
+
+	it('appends an item into a nested section array', () => {
+		const next = applyJsonPatch(spec(), [
+			op(add, '/spec/layouts/1/spec/items/-', { x: 5 }),
+		]);
+		expect((next.spec as any).layouts[1].spec.items).toStrictEqual([{ x: 5 }]);
+	});
+
+	it('replaces a whole array', () => {
+		const next = applyJsonPatch(spec(), [
+			op(replace, '/spec/variables', [{ name: 'region' }, { name: 'pod' }]),
+		]);
+		expect((next.spec as any).variables).toStrictEqual([
+			{ name: 'region' },
+			{ name: 'pod' },
+		]);
+	});
+
+	it('removes an array element by index (section)', () => {
+		const next = applyJsonPatch(spec(), [op(remove, '/spec/layouts/0')]);
+		const layouts = (next.spec as any).layouts;
+		expect(layouts).toHaveLength(1);
+		expect(layouts[0].spec.items).toStrictEqual([]);
+	});
+
+	it('removes an object member (panel by id)', () => {
+		const next = applyJsonPatch(spec(), [op(remove, '/spec/panels/p1')]);
+		expect((next.spec as any).panels).toStrictEqual({});
+	});
+
+	it('adds a missing object parent for an add op (title untitled section)', () => {
+		const next = applyJsonPatch(spec(), [
+			op(add, '/spec/layouts/1/spec/display', { title: 'S2' }),
+		]);
+		expect((next.spec as any).layouts[1].spec.display).toStrictEqual({
+			title: 'S2',
+		});
+	});
+
+	it('is lenient: remove on a missing path is a no-op', () => {
+		const next = applyJsonPatch(spec(), [op(remove, '/spec/panels/ghost')]);
+		expect((next.spec as any).panels.p1).toBeDefined();
+	});
+
+	it('is lenient: a path through a missing node is skipped', () => {
+		const next = applyJsonPatch(spec(), [op(replace, '/spec/nope/deep/leaf', 1)]);
+		expect(next).toStrictEqual(spec());
+	});
+
+	it('unescapes ~1 and ~0 in reference tokens', () => {
+		const doc = { spec: { m: { 'a/b': 1, 'c~d': 2 } } };
+		const next = applyJsonPatch(doc, [
+			op(replace, '/spec/m/a~1b', 9),
+			op(replace, '/spec/m/c~0d', 8),
+		]);
+		expect(next.spec.m).toStrictEqual({ 'a/b': 9, 'c~d': 8 });
+	});
+
+	it('applies multiple ops in order', () => {
+		const next = applyJsonPatch(spec(), [
+			op(add, '/spec/panels/p2', { spec: {} }),
+			op(remove, '/spec/panels/p1'),
+			op(replace, '/spec/display/name', 'z'),
+		]);
+		expect(Object.keys((next.spec as any).panels)).toStrictEqual(['p2']);
+		expect((next.spec as any).display.name).toBe('z');
+	});
+
+	it('treats move/copy/test as no-ops', () => {
+		const next = applyJsonPatch(spec(), [
+			op(move, '/spec/display/name'),
+			op(testOp, '/spec/display/name', 'dash'),
+		]);
+		expect(next).toStrictEqual(spec());
+	});
+});

frontend/src/pages/DashboardPageV2/DashboardContainer/optimistic/applyJsonPatch.ts

@@ -0,0 +1,146 @@
+import type { DashboardtypesJSONPatchOperationDTO } from 'api/generated/services/sigNoz.schemas';
+import { DashboardtypesPatchOpDTO } from 'api/generated/services/sigNoz.schemas';
+import { cloneDeep } from 'lodash-es';
+
+/**
+ * Applies the RFC-6902 ops our `patchOps` builders emit to a document, so a
+ * dashboard edit can be reflected in the react-query cache optimistically before
+ * the server responds. Pure: deep-clones and returns a new document, never
+ * mutating the input.
+ *
+ * Deliberately lenient — mirrors the backend's apply (a `remove`/`replace` on a
+ * missing path is a no-op, `add` creates missing object parents) rather than
+ * throwing as strict RFC-6902 would. This is safe because the mutation always
+ * refetches on settle, so any mis-applied edge op self-corrects; the applier only
+ * needs to be right for the common case to kill the perceived lag.
+ *
+ * Scope: `add` / `replace` / `remove` (the only ops the builders produce).
+ * `move` / `copy` / `test` are never emitted, so they are treated as no-ops.
+ */
+export function applyJsonPatch<T>(
+	doc: T,
+	ops: DashboardtypesJSONPatchOperationDTO[],
+): T {
+	const next = cloneDeep(doc);
+	ops.forEach((op) => applyOperation(next as unknown, op));
+	return next;
+}
+
+type JsonRecord = Record<string, unknown>;
+
+function isArray(value: unknown): value is unknown[] {
+	return Array.isArray(value);
+}
+
+function isRecord(value: unknown): value is JsonRecord {
+	return typeof value === 'object' && value !== null && !Array.isArray(value);
+}
+
+/** Unescape one JSON-Pointer reference token (RFC-6901): `~1`→`/`, `~0`→`~`. */
+function unescapeToken(token: string): string {
+	return token.replace(/~1/g, '/').replace(/~0/g, '~');
+}
+
+/** Parse a JSON Pointer into its reference tokens (`""`/`"/"` → root, `[]`). */
+function parsePointer(path: string): string[] {
+	if (!path || path === '/') {
+		return [];
+	}
+	return path.slice(1).split('/').map(unescapeToken);
+}
+
+/**
+ * Walks to the container that holds the pointer's last token. Returns `undefined`
+ * when the path can't be resolved (lenient skip). For `add`, missing intermediate
+ * object nodes are created (backend parity); array steps are never auto-created.
+ */
+function navigateToParent(
+	root: unknown,
+	tokens: string[],
+	createMissing: boolean,
+): unknown {
+	let current: unknown = root;
+	for (let i = 0; i < tokens.length - 1; i += 1) {
+		const token = tokens[i];
+		if (isArray(current)) {
+			const index = token === '-' ? current.length : Number(token);
+			current = current[index];
+		} else if (isRecord(current)) {
+			if (current[token] === undefined && createMissing) {
+				current[token] = {};
+			}
+			current = current[token];
+		} else {
+			return undefined;
+		}
+		if (current === undefined || current === null) {
+			return undefined;
+		}
+	}
+	return current;
+}
+
+/** `add`: array-insert (`-` = append) or object-set. */
+function addAt(parent: unknown, key: string, value: unknown): void {
+	if (isArray(parent)) {
+		const index = key === '-' ? parent.length : Number(key);
+		parent.splice(index, 0, value);
+	} else if (isRecord(parent)) {
+		parent[key] = value;
+	}
+}
+
+/** `replace`: overwrite an in-range array index or an object key. */
+function replaceAt(parent: unknown, key: string, value: unknown): void {
+	if (isArray(parent)) {
+		const index = Number(key);
+		if (index >= 0 && index < parent.length) {
+			parent[index] = value;
+		}
+	} else if (isRecord(parent)) {
+		parent[key] = value;
+	}
+}
+
+/** `remove`: splice an in-range array index or delete an object key (lenient). */
+function removeAt(parent: unknown, key: string): void {
+	if (isArray(parent)) {
+		const index = Number(key);
+		if (index >= 0 && index < parent.length) {
+			parent.splice(index, 1);
+		}
+	} else if (isRecord(parent)) {
+		delete parent[key];
+	}
+}
+
+function applyOperation(
+	root: unknown,
+	op: DashboardtypesJSONPatchOperationDTO,
+): void {
+	const tokens = parsePointer(op.path);
+	// Whole-document ops would need to reassign the root reference — our builders
+	// never target root, so skip rather than complicate the contract.
+	if (tokens.length === 0) {
+		return;
+	}
+
+	const parent = navigateToParent(
+		root,
+		tokens,
+		op.op === DashboardtypesPatchOpDTO.add,
+	);
+	if (parent === undefined || parent === null) {
+		return;
+	}
+	const key = tokens[tokens.length - 1];
+
+	// move / copy / test are never emitted by our builders → no-op (reconciled by refetch).
+	if (op.op === DashboardtypesPatchOpDTO.add) {
+		addAt(parent, key, op.value);
+	} else if (op.op === DashboardtypesPatchOpDTO.replace) {
+		replaceAt(parent, key, op.value);
+	} else if (op.op === DashboardtypesPatchOpDTO.remove) {
+		removeAt(parent, key);
+	}
+}

frontend/src/pages/DashboardPageV2/DashboardContainer/queryV5/__tests__/persesQueryAdapters.test.ts

@@ -1,10 +1,13 @@
-import type { DashboardtypesQueryDTO } from 'api/generated/services/sigNoz.schemas';
+import type {
+	DashboardtypesQueryDTO,
+	Querybuildertypesv5QueryEnvelopeDTO,
+} from 'api/generated/services/sigNoz.schemas';
 import { initialQueriesMap, PANEL_TYPES } from 'constants/queryBuilder';
 import type { Query } from 'types/api/queryBuilder/queryBuilderData';
 import { EQueryType } from 'types/common/dashboard';
 import { DataSource } from 'types/common/queryBuilder';
 
-import { fromPerses, toPerses } from '../persesQueryAdapters';
+import { envelopesToQuery, fromPerses, toPerses } from '../persesQueryAdapters';
 
 /** A bare perses query (single plugin, not wrapped in a CompositeQuery). */
 function bareQuery(
@@ -58,6 +61,26 @@ describe('persesQueryAdapters', () => {
 		});
 	});
 
+	describe('envelopesToQuery', () => {
+		it('returns the metrics default for an empty envelope list', () => {
+			expect(envelopesToQuery([], PANEL_TYPES.TIME_SERIES)).toStrictEqual(
+				initialQueriesMap[DataSource.METRICS],
+			);
+		});
+
+		it('maps a promql envelope to a PromQL query', () => {
+			const envelopes: Querybuildertypesv5QueryEnvelopeDTO[] = [
+				{
+					type: 'promql',
+					spec: { name: 'A', query: 'up', disabled: false },
+				} as unknown as Querybuildertypesv5QueryEnvelopeDTO,
+			];
+			expect(envelopesToQuery(envelopes, PANEL_TYPES.TIME_SERIES).queryType).toBe(
+				EQueryType.PROM,
+			);
+		});
+	});
+
 	describe('toPerses', () => {
 		it('wraps the query in a single signoz/CompositeQuery keyed to the panel request type', () => {
 			const result = toPerses(

frontend/src/pages/DashboardPageV2/DashboardContainer/queryV5/persesQueryAdapters.ts

@@ -74,14 +74,14 @@ export function deriveQueryType(
 }
 
 /**
- * Perses panel queries → V1 `Query` (to seed the query builder), via the V5 envelope
- * list + `mapQueryDataFromApi`. An empty panel opens on a fresh metrics builder query.
+ * V5 query-envelope list → V1 `Query`, via `mapQueryDataFromApi`. An empty list opens
+ * on a fresh metrics builder query. Used by `fromPerses` and by the envelopes a
+ * `/substitute_vars` round-trip returns with dashboard variables resolved.
  */
-export function fromPerses(
-	queries: DashboardtypesQueryDTO[],
+export function envelopesToQuery(
+	envelopes: Querybuildertypesv5QueryEnvelopeDTO[],
 	panelType: PANEL_TYPES,
 ): Query {
-	const envelopes = toQueryEnvelopes(queries);
 	if (envelopes.length === 0) {
 		return initialQueriesMap[DataSource.METRICS];
 	}
@@ -99,6 +99,17 @@ export function fromPerses(
 	return mapQueryDataFromApi(composite);
 }
 
+/**
+ * Perses panel queries → V1 `Query` (to seed the query builder), via the V5 envelope
+ * list + `mapQueryDataFromApi`. An empty panel opens on a fresh metrics builder query.
+ */
+export function fromPerses(
+	queries: DashboardtypesQueryDTO[],
+	panelType: PANEL_TYPES,
+): Query {
+	return envelopesToQuery(toQueryEnvelopes(queries), panelType);
+}
+
 /**
  * V1 `Query` → perses panel queries (to write the builder result back to the editor
  * draft). Wrapped in a single `signoz/CompositeQuery` to satisfy the

frontend/src/pages/DashboardPageV2/PanelEditorPage/PanelEditorPage.tsx

@@ -16,6 +16,7 @@ import { getPanelDefinition } from '../DashboardContainer/Panels/registry';
 import { buildDefaultPluginSpec } from '../DashboardContainer/Panels/utils/buildDefaultPluginSpec';
 import { buildDefaultQueries } from '../DashboardContainer/Panels/utils/buildDefaultQueries';
 import PanelEditorContainer from '../DashboardContainer/PanelEditor';
+import type { PanelEditorHandoffState } from '../DashboardContainer/PanelEditor/panelEditorHandoff';
 import {
 	parseNewPanelKind,
 	parseNewPanelLayoutIndex,
@@ -32,9 +33,13 @@ function PanelEditorPage(): JSX.Element {
 		dashboardId: string;
 		panelId: string;
 	}>();
-	const { search } = useLocation();
+	const { search, state } = useLocation();
 	const { safeNavigate } = useSafeNavigate();
 
+	// Edits handed off from the View modal's drilldown — open the editor on these
+	// instead of the saved panel. Lost on refresh/new-tab, which falls back to saved.
+	const handoffSpec = (state as PanelEditorHandoffState | null)?.editSpec;
+
 	const { data, isLoading, isError, error } = useGetDashboardV2({
 		id: dashboardId,
 	});
@@ -44,17 +49,20 @@ function PanelEditorPage(): JSX.Element {
 	// kind rather than looking one up. Persisted (with a real id) only on save.
 	const newKind = parseNewPanelKind(panelId, search);
 	const existingPanel = dashboard?.spec.panels[panelId];
-	const panel = useMemo(
-		() =>
-			newKind
-				? createDefaultPanel(
-						newKind,
-						buildDefaultPluginSpec(getPanelDefinition(newKind)?.sections ?? []),
-						buildDefaultQueries(newKind),
-					)
-				: existingPanel,
-		[newKind, existingPanel],
-	);
+	const panel = useMemo(() => {
+		if (newKind) {
+			return createDefaultPanel(
+				newKind,
+				buildDefaultPluginSpec(getPanelDefinition(newKind)?.sections ?? []),
+				buildDefaultQueries(newKind),
+			);
+		}
+		if (!existingPanel) {
+			return undefined;
+		}
+		// Open on the modal's drilldown edits when handed off; else the saved panel.
+		return handoffSpec ? { ...existingPanel, spec: handoffSpec } : existingPanel;
+	}, [newKind, existingPanel, handoffSpec]);
 
 	// Target section for a newly-created panel (set by the "Add panel" trigger).
 	const layoutIndex = parseNewPanelLayoutIndex(search);

frontend/tsconfig.json

@@ -23,9 +23,10 @@
 		"resolveJsonModule": true,
 		"isolatedModules": true,
 		"noEmit": true,
-		"incremental": true,
-		"tsBuildInfoFile": "./node_modules/.cache/ts/tsconfig.tsbuildinfo",
 		"paths": {
+			"*": [
+				"./src/*"
+			],
 			"@constants/*": [
 				"./src/container/OnboardingContainer/constants/*"
 			],
@@ -34,32 +35,7 @@
 			],
 			"test-mocks/*": [
 				"./__mocks__/*"
-			],
-			"api": ["./src/api"],
-			"AppRoutes": ["./src/AppRoutes"],
-			"ReactI18": ["./src/ReactI18"],
-			"store": ["./src/store"],
-			"styles.scss": ["./src/styles.scss"],
-			"api/*": ["./src/api/*"],
-			"AppRoutes/*": ["./src/AppRoutes/*"],
-			"assets/*": ["./src/assets/*"],
-			"components/*": ["./src/components/*"],
-			"constants/*": ["./src/constants/*"],
-			"container/*": ["./src/container/*"],
-			"hooks/*": ["./src/hooks/*"],
-			"lib/*": ["./src/lib/*"],
-			"mocks-server/*": ["./src/mocks-server/*"],
-			"modules/*": ["./src/modules/*"],
-			"pages/*": ["./src/pages/*"],
-			"parser/*": ["./src/parser/*"],
-			"periscope/*": ["./src/periscope/*"],
-			"providers/*": ["./src/providers/*"],
-			"schemas/*": ["./src/schemas/*"],
-			"store/*": ["./src/store/*"],
-			"__tests__/*": ["./src/__tests__/*"],
-			"tests/*": ["./src/tests/*"],
-			"types/*": ["./src/types/*"],
-			"utils/*": ["./src/utils/*"]
+			]
 		},
 		"plugins": [
 			{
@@ -76,11 +52,18 @@
 	],
 	"include": [
 		"./src",
-		"./__mocks__",
-		"./babel.config.cjs",
+		"./src/**/*.ts",
+		"src/**/*.tsx",
+		"src/**/*.d.ts",
+		"babel.config.cjs",
 		"./jest.config.ts",
-		"./jest.setup.ts",
+		"./__mocks__",
+		"./conf/default.conf",
+		"./public",
+		"./commitlint.config.ts",
 		"./vite.config.ts",
-		"./commitlint.config.ts"
+		"./jest.setup.ts",
+		"./tests/**.ts",
+		"./**/*.d.ts"
 	]
 }

pkg/modules/metricsexplorer/implmetricsexplorer/module.go

@@ -1100,24 +1100,25 @@ func (m *module) fetchMetricsStatsWithSamples(
 		reducedSumSB.Where(reducedSumSB.Between("unix_milli", req.Start, req.End))
 		reducedSumSB.Where("NOT startsWith(metric_name, 'signoz')")
 
-		if filterWhereClause == nil {
-			reducedTsSB.From(fmt.Sprintf("%s.%s", telemetrymetrics.DBName, telemetrymetrics.TimeseriesV4ReducedTableName))
-			reducedTsSB.Where(reducedTsSB.Between("unix_milli", start, end))
-			reducedTsSB.Where("NOT startsWith(metric_name, 'signoz')")
-			reducedTsSB.GroupBy("metric_name")
-		} else {
+		// separate query for reduced series counts
+		reducedTsSB.From(fmt.Sprintf("%s.%s", telemetrymetrics.DBName, telemetrymetrics.TimeseriesV4ReducedTableName))
+		reducedTsSB.Where(reducedTsSB.Between("unix_milli", start, end))
+		reducedTsSB.Where("NOT startsWith(metric_name, 'signoz')")
+		reducedTsSB.GroupBy("metric_name")
+
+		if filterWhereClause != nil {
+			reducedTsSB.AddWhereClause(sqlbuilder.CopyWhereClause(filterWhereClause))
+
+			// samples uses a separate cte with local table
 			reducedFpSB := sqlbuilder.NewSelectBuilder()
-			reducedFpSB.Select("metric_name", "fingerprint")
-			reducedFpSB.From(fmt.Sprintf("%s.%s", telemetrymetrics.DBName, telemetrymetrics.TimeseriesV4ReducedTableName))
+			reducedFpSB.Select("fingerprint")
+			reducedFpSB.From(fmt.Sprintf("%s.%s", telemetrymetrics.DBName, telemetrymetrics.TimeseriesV4ReducedLocalTableName))
 			reducedFpSB.Where(reducedFpSB.Between("unix_milli", start, end))
 			reducedFpSB.Where("NOT startsWith(metric_name, 'signoz')")
 			reducedFpSB.AddWhereClause(sqlbuilder.CopyWhereClause(filterWhereClause))
-			reducedFpSB.GroupBy("metric_name", "fingerprint")
+			reducedFpSB.GroupBy("fingerprint")
 			ctes = append(ctes, sqlbuilder.CTEQuery("__reduced_filtered_fingerprints").As(reducedFpSB))
 
-			reducedTsSB.From("__reduced_filtered_fingerprints")
-			reducedTsSB.GroupBy("metric_name")
-
 			reducedLastSB.Where("reduced_fingerprint IN (SELECT fingerprint FROM __reduced_filtered_fingerprints)")
 			reducedSumSB.Where("reduced_fingerprint IN (SELECT fingerprint FROM __reduced_filtered_fingerprints)")
 		}
@@ -1422,7 +1423,7 @@ func (m *module) computeSamplesTreemap(ctx context.Context, orgID valuer.UUID, r
 		if reductionEnabled {
 			reducedFingerprintSB := sqlbuilder.NewSelectBuilder()
 			reducedFingerprintSB.Select("fingerprint")
-			reducedFingerprintSB.From(fmt.Sprintf("%s.%s", telemetrymetrics.DBName, telemetrymetrics.TimeseriesV4ReducedTableName))
+			reducedFingerprintSB.From(fmt.Sprintf("%s.%s", telemetrymetrics.DBName, telemetrymetrics.TimeseriesV4ReducedLocalTableName))
 			reducedFingerprintSB.Where(reducedFingerprintSB.Between("unix_milli", start, end))
 			reducedFingerprintSB.Where("NOT startsWith(metric_name, 'signoz')")
 			reducedFingerprintSB.AddWhereClause(sqlbuilder.CopyWhereClause(filterWhereClause))

pkg/modules/metricsexplorer/implmetricsexplorer/module_test.go

@@ -32,11 +32,11 @@ const (
 	testEndMillis                  int64 = 1700003600000 // +1h
 	statsNoFilterSQL                     = "WITH __time_series_counts AS (SELECT metric_name, uniq(fingerprint) AS timeseries FROM signoz_metrics.distributed_time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') GROUP BY metric_name), __sample_counts AS (SELECT metric_name, count(*) AS samples FROM signoz_metrics.distributed_samples_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND metric_name IN (SELECT DISTINCT metric_name FROM signoz_metrics.time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz')) GROUP BY metric_name), __reduced_time_series_counts AS (SELECT metric_name, uniq(fingerprint) AS timeseries FROM signoz_metrics.distributed_time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') GROUP BY metric_name), __reduced_sample_counts AS (SELECT metric_name, sum(cnt) AS samples FROM ((SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') GROUP BY metric_name) UNION ALL (SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') GROUP BY metric_name)) AS reduced_samples GROUP BY metric_name) SELECT COALESCE(ts.metric_name, rts.metric_name, s.metric_name, rs.metric_name) AS metric_name, COALESCE(ts.timeseries, 0) + COALESCE(rts.timeseries, 0) AS timeseries, COALESCE(s.samples, 0) + COALESCE(rs.samples, 0) AS samples, COUNT(*) OVER() AS total FROM __time_series_counts ts FULL OUTER JOIN __reduced_time_series_counts rts ON ts.metric_name = rts.metric_name FULL OUTER JOIN __sample_counts s ON COALESCE(ts.metric_name, rts.metric_name) = s.metric_name FULL OUTER JOIN __reduced_sample_counts rs ON COALESCE(ts.metric_name, rts.metric_name, s.metric_name) = rs.metric_name WHERE (COALESCE(ts.timeseries, 0) + COALESCE(rts.timeseries, 0) > 0 OR COALESCE(s.samples, 0) + COALESCE(rs.samples, 0) > 0) ORDER BY samples DESC, metric_name ASC LIMIT ? OFFSET ? SETTINGS join_use_nulls = 1"
 	statsOrderTimeseriesSQL              = "WITH __time_series_counts AS (SELECT metric_name, uniq(fingerprint) AS timeseries FROM signoz_metrics.distributed_time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') GROUP BY metric_name), __sample_counts AS (SELECT metric_name, count(*) AS samples FROM signoz_metrics.distributed_samples_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND metric_name IN (SELECT DISTINCT metric_name FROM signoz_metrics.time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz')) GROUP BY metric_name), __reduced_time_series_counts AS (SELECT metric_name, uniq(fingerprint) AS timeseries FROM signoz_metrics.distributed_time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') GROUP BY metric_name), __reduced_sample_counts AS (SELECT metric_name, sum(cnt) AS samples FROM ((SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') GROUP BY metric_name) UNION ALL (SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') GROUP BY metric_name)) AS reduced_samples GROUP BY metric_name) SELECT COALESCE(ts.metric_name, rts.metric_name, s.metric_name, rs.metric_name) AS metric_name, COALESCE(ts.timeseries, 0) + COALESCE(rts.timeseries, 0) AS timeseries, COALESCE(s.samples, 0) + COALESCE(rs.samples, 0) AS samples, COUNT(*) OVER() AS total FROM __time_series_counts ts FULL OUTER JOIN __reduced_time_series_counts rts ON ts.metric_name = rts.metric_name FULL OUTER JOIN __sample_counts s ON COALESCE(ts.metric_name, rts.metric_name) = s.metric_name FULL OUTER JOIN __reduced_sample_counts rs ON COALESCE(ts.metric_name, rts.metric_name, s.metric_name) = rs.metric_name WHERE (COALESCE(ts.timeseries, 0) + COALESCE(rts.timeseries, 0) > 0 OR COALESCE(s.samples, 0) + COALESCE(rs.samples, 0) > 0) ORDER BY timeseries ASC, metric_name ASC LIMIT ? OFFSET ? SETTINGS join_use_nulls = 1"
-	statsWithFilterSQL                   = "WITH __time_series_counts AS (SELECT metric_name, uniq(fingerprint) AS timeseries FROM signoz_metrics.distributed_time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? GROUP BY metric_name), __filtered_fingerprints AS (SELECT fingerprint FROM signoz_metrics.time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? GROUP BY fingerprint), __sample_counts AS (SELECT metric_name, count(*) AS samples FROM signoz_metrics.distributed_samples_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND fingerprint IN (SELECT fingerprint FROM __filtered_fingerprints) GROUP BY metric_name), __reduced_filtered_fingerprints AS (SELECT metric_name, fingerprint FROM signoz_metrics.distributed_time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? GROUP BY metric_name, fingerprint), __reduced_time_series_counts AS (SELECT metric_name, uniq(fingerprint) AS timeseries FROM __reduced_filtered_fingerprints GROUP BY metric_name), __reduced_sample_counts AS (SELECT metric_name, sum(cnt) AS samples FROM ((SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND reduced_fingerprint IN (SELECT fingerprint FROM __reduced_filtered_fingerprints) GROUP BY metric_name) UNION ALL (SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND reduced_fingerprint IN (SELECT fingerprint FROM __reduced_filtered_fingerprints) GROUP BY metric_name)) AS reduced_samples GROUP BY metric_name) SELECT COALESCE(ts.metric_name, rts.metric_name, s.metric_name, rs.metric_name) AS metric_name, COALESCE(ts.timeseries, 0) + COALESCE(rts.timeseries, 0) AS timeseries, COALESCE(s.samples, 0) + COALESCE(rs.samples, 0) AS samples, COUNT(*) OVER() AS total FROM __time_series_counts ts FULL OUTER JOIN __reduced_time_series_counts rts ON ts.metric_name = rts.metric_name FULL OUTER JOIN __sample_counts s ON COALESCE(ts.metric_name, rts.metric_name) = s.metric_name FULL OUTER JOIN __reduced_sample_counts rs ON COALESCE(ts.metric_name, rts.metric_name, s.metric_name) = rs.metric_name WHERE (COALESCE(ts.timeseries, 0) + COALESCE(rts.timeseries, 0) > 0 OR COALESCE(s.samples, 0) + COALESCE(rs.samples, 0) > 0) ORDER BY samples DESC, metric_name ASC LIMIT ? OFFSET ? SETTINGS join_use_nulls = 1"
+	statsWithFilterSQL                   = "WITH __time_series_counts AS (SELECT metric_name, uniq(fingerprint) AS timeseries FROM signoz_metrics.distributed_time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? GROUP BY metric_name), __filtered_fingerprints AS (SELECT fingerprint FROM signoz_metrics.time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? GROUP BY fingerprint), __sample_counts AS (SELECT metric_name, count(*) AS samples FROM signoz_metrics.distributed_samples_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND fingerprint IN (SELECT fingerprint FROM __filtered_fingerprints) GROUP BY metric_name), __reduced_filtered_fingerprints AS (SELECT fingerprint FROM signoz_metrics.time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? GROUP BY fingerprint), __reduced_time_series_counts AS (SELECT metric_name, uniq(fingerprint) AS timeseries FROM signoz_metrics.distributed_time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? GROUP BY metric_name), __reduced_sample_counts AS (SELECT metric_name, sum(cnt) AS samples FROM ((SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND reduced_fingerprint IN (SELECT fingerprint FROM __reduced_filtered_fingerprints) GROUP BY metric_name) UNION ALL (SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND reduced_fingerprint IN (SELECT fingerprint FROM __reduced_filtered_fingerprints) GROUP BY metric_name)) AS reduced_samples GROUP BY metric_name) SELECT COALESCE(ts.metric_name, rts.metric_name, s.metric_name, rs.metric_name) AS metric_name, COALESCE(ts.timeseries, 0) + COALESCE(rts.timeseries, 0) AS timeseries, COALESCE(s.samples, 0) + COALESCE(rs.samples, 0) AS samples, COUNT(*) OVER() AS total FROM __time_series_counts ts FULL OUTER JOIN __reduced_time_series_counts rts ON ts.metric_name = rts.metric_name FULL OUTER JOIN __sample_counts s ON COALESCE(ts.metric_name, rts.metric_name) = s.metric_name FULL OUTER JOIN __reduced_sample_counts rs ON COALESCE(ts.metric_name, rts.metric_name, s.metric_name) = rs.metric_name WHERE (COALESCE(ts.timeseries, 0) + COALESCE(rts.timeseries, 0) > 0 OR COALESCE(s.samples, 0) + COALESCE(rs.samples, 0) > 0) ORDER BY samples DESC, metric_name ASC LIMIT ? OFFSET ? SETTINGS join_use_nulls = 1"
 	treemapTimeseriesNoFilterSQL         = "WITH __total_time_series AS (SELECT uniq(fingerprint) AS total_time_series FROM signoz_metrics.distributed_time_series_v4 WHERE unix_milli BETWEEN ? AND ?), __metric_totals AS (SELECT metric_name, uniq(fingerprint) AS total_value FROM signoz_metrics.distributed_time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') GROUP BY metric_name), __reduced_total_time_series AS (SELECT uniq(fingerprint) AS total_time_series FROM signoz_metrics.distributed_time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ?), __reduced_metric_totals AS (SELECT metric_name, uniq(fingerprint) AS total_value FROM signoz_metrics.distributed_time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') GROUP BY metric_name) SELECT COALESCE(mt.metric_name, rmt.metric_name) AS metric_name, COALESCE(mt.total_value, 0) + COALESCE(rmt.total_value, 0) AS total_value, CASE WHEN (tts.total_time_series + rtts.total_time_series) = 0 THEN 0 ELSE ((COALESCE(mt.total_value, 0) + COALESCE(rmt.total_value, 0)) * 100.0 / (tts.total_time_series + rtts.total_time_series)) END AS percentage FROM __metric_totals mt FULL OUTER JOIN __reduced_metric_totals rmt ON mt.metric_name = rmt.metric_name JOIN __total_time_series tts ON 1=1 JOIN __reduced_total_time_series rtts ON 1=1 ORDER BY percentage DESC LIMIT ? SETTINGS join_use_nulls = 1"
 	treemapTimeseriesWithFilterSQL       = "WITH __total_time_series AS (SELECT uniq(fingerprint) AS total_time_series FROM signoz_metrics.distributed_time_series_v4 WHERE unix_milli BETWEEN ? AND ?), __metric_totals AS (SELECT metric_name, uniq(fingerprint) AS total_value FROM signoz_metrics.distributed_time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? GROUP BY metric_name), __reduced_total_time_series AS (SELECT uniq(fingerprint) AS total_time_series FROM signoz_metrics.distributed_time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ?), __reduced_metric_totals AS (SELECT metric_name, uniq(fingerprint) AS total_value FROM signoz_metrics.distributed_time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? GROUP BY metric_name) SELECT COALESCE(mt.metric_name, rmt.metric_name) AS metric_name, COALESCE(mt.total_value, 0) + COALESCE(rmt.total_value, 0) AS total_value, CASE WHEN (tts.total_time_series + rtts.total_time_series) = 0 THEN 0 ELSE ((COALESCE(mt.total_value, 0) + COALESCE(rmt.total_value, 0)) * 100.0 / (tts.total_time_series + rtts.total_time_series)) END AS percentage FROM __metric_totals mt FULL OUTER JOIN __reduced_metric_totals rmt ON mt.metric_name = rmt.metric_name JOIN __total_time_series tts ON 1=1 JOIN __reduced_total_time_series rtts ON 1=1 ORDER BY percentage DESC LIMIT ? SETTINGS join_use_nulls = 1"
 	treemapSamplesNoFilterSQL            = "WITH __metric_candidates AS (SELECT metric_name FROM signoz_metrics.distributed_time_series_v4 WHERE NOT startsWith(metric_name, 'signoz') AND unix_milli BETWEEN ? AND ? GROUP BY metric_name ORDER BY uniq(fingerprint) DESC LIMIT ?), __reduced_metric_candidates AS (SELECT metric_name FROM signoz_metrics.distributed_time_series_v4_reduced WHERE NOT startsWith(metric_name, 'signoz') AND unix_milli BETWEEN ? AND ? GROUP BY metric_name ORDER BY uniq(fingerprint) DESC LIMIT ?), __sample_counts AS (SELECT metric_name, count(*) AS samples FROM signoz_metrics.distributed_samples_v4 WHERE unix_milli BETWEEN ? AND ? AND metric_name GLOBAL IN (SELECT metric_name FROM __metric_candidates) GROUP BY metric_name), __reduced_sample_counts AS (SELECT metric_name, sum(cnt) AS samples FROM ((SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE unix_milli BETWEEN ? AND ? AND metric_name GLOBAL IN (SELECT metric_name FROM __reduced_metric_candidates) GROUP BY metric_name) UNION ALL (SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE unix_milli BETWEEN ? AND ? AND metric_name GLOBAL IN (SELECT metric_name FROM __reduced_metric_candidates) GROUP BY metric_name)) AS reduced_samples GROUP BY metric_name), __total_samples AS (SELECT count(*) AS total_samples FROM signoz_metrics.distributed_samples_v4 WHERE unix_milli BETWEEN ? AND ?), __reduced_total_samples AS (SELECT sum(cnt) AS total_samples FROM ((SELECT uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE unix_milli BETWEEN ? AND ?) UNION ALL (SELECT uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE unix_milli BETWEEN ? AND ?)) AS reduced_total), __all_candidates AS (SELECT DISTINCT metric_name FROM ((SELECT metric_name FROM __metric_candidates) UNION ALL (SELECT metric_name FROM __reduced_metric_candidates)) AS candidates) SELECT ac.metric_name, COALESCE(sc.samples, 0) + COALESCE(rsc.samples, 0) AS samples, CASE WHEN (ts.total_samples + rts.total_samples) = 0 THEN 0 ELSE ((COALESCE(sc.samples, 0) + COALESCE(rsc.samples, 0)) * 100.0 / (ts.total_samples + rts.total_samples)) END AS percentage FROM __all_candidates ac LEFT JOIN __sample_counts sc ON ac.metric_name = sc.metric_name LEFT JOIN __reduced_sample_counts rsc ON ac.metric_name = rsc.metric_name JOIN __total_samples ts ON 1=1 JOIN __reduced_total_samples rts ON 1=1 ORDER BY percentage DESC LIMIT ? SETTINGS join_use_nulls = 1"
-	treemapSamplesWithFilterSQL          = "WITH __metric_candidates AS (SELECT metric_name FROM signoz_metrics.distributed_time_series_v4 WHERE NOT startsWith(metric_name, 'signoz') AND unix_milli BETWEEN ? AND ? AND JSONExtractString(labels, 'host.name') = ? GROUP BY metric_name ORDER BY uniq(fingerprint) DESC LIMIT ?), __reduced_metric_candidates AS (SELECT metric_name FROM signoz_metrics.distributed_time_series_v4_reduced WHERE NOT startsWith(metric_name, 'signoz') AND unix_milli BETWEEN ? AND ? AND JSONExtractString(labels, 'host.name') = ? GROUP BY metric_name ORDER BY uniq(fingerprint) DESC LIMIT ?), __filtered_fingerprints AS (SELECT fingerprint FROM signoz_metrics.time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? AND metric_name GLOBAL IN (SELECT metric_name FROM __metric_candidates) GROUP BY fingerprint), __reduced_filtered_fingerprints AS (SELECT fingerprint FROM signoz_metrics.distributed_time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? AND metric_name GLOBAL IN (SELECT metric_name FROM __reduced_metric_candidates) GROUP BY fingerprint), __sample_counts AS (SELECT metric_name, count(*) AS samples FROM signoz_metrics.distributed_samples_v4 WHERE unix_milli BETWEEN ? AND ? AND metric_name GLOBAL IN (SELECT metric_name FROM __metric_candidates) AND fingerprint IN (SELECT fingerprint FROM __filtered_fingerprints) GROUP BY metric_name), __reduced_sample_counts AS (SELECT metric_name, sum(cnt) AS samples FROM ((SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE unix_milli BETWEEN ? AND ? AND metric_name GLOBAL IN (SELECT metric_name FROM __reduced_metric_candidates) AND reduced_fingerprint IN (SELECT fingerprint FROM __reduced_filtered_fingerprints) GROUP BY metric_name) UNION ALL (SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE unix_milli BETWEEN ? AND ? AND metric_name GLOBAL IN (SELECT metric_name FROM __reduced_metric_candidates) AND reduced_fingerprint IN (SELECT fingerprint FROM __reduced_filtered_fingerprints) GROUP BY metric_name)) AS reduced_samples GROUP BY metric_name), __total_samples AS (SELECT count(*) AS total_samples FROM signoz_metrics.distributed_samples_v4 WHERE unix_milli BETWEEN ? AND ?), __reduced_total_samples AS (SELECT sum(cnt) AS total_samples FROM ((SELECT uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE unix_milli BETWEEN ? AND ?) UNION ALL (SELECT uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE unix_milli BETWEEN ? AND ?)) AS reduced_total), __all_candidates AS (SELECT DISTINCT metric_name FROM ((SELECT metric_name FROM __metric_candidates) UNION ALL (SELECT metric_name FROM __reduced_metric_candidates)) AS candidates) SELECT ac.metric_name, COALESCE(sc.samples, 0) + COALESCE(rsc.samples, 0) AS samples, CASE WHEN (ts.total_samples + rts.total_samples) = 0 THEN 0 ELSE ((COALESCE(sc.samples, 0) + COALESCE(rsc.samples, 0)) * 100.0 / (ts.total_samples + rts.total_samples)) END AS percentage FROM __all_candidates ac LEFT JOIN __sample_counts sc ON ac.metric_name = sc.metric_name LEFT JOIN __reduced_sample_counts rsc ON ac.metric_name = rsc.metric_name JOIN __total_samples ts ON 1=1 JOIN __reduced_total_samples rts ON 1=1 ORDER BY percentage DESC LIMIT ? SETTINGS join_use_nulls = 1"
+	treemapSamplesWithFilterSQL          = "WITH __metric_candidates AS (SELECT metric_name FROM signoz_metrics.distributed_time_series_v4 WHERE NOT startsWith(metric_name, 'signoz') AND unix_milli BETWEEN ? AND ? AND JSONExtractString(labels, 'host.name') = ? GROUP BY metric_name ORDER BY uniq(fingerprint) DESC LIMIT ?), __reduced_metric_candidates AS (SELECT metric_name FROM signoz_metrics.distributed_time_series_v4_reduced WHERE NOT startsWith(metric_name, 'signoz') AND unix_milli BETWEEN ? AND ? AND JSONExtractString(labels, 'host.name') = ? GROUP BY metric_name ORDER BY uniq(fingerprint) DESC LIMIT ?), __filtered_fingerprints AS (SELECT fingerprint FROM signoz_metrics.time_series_v4 WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? AND metric_name GLOBAL IN (SELECT metric_name FROM __metric_candidates) GROUP BY fingerprint), __reduced_filtered_fingerprints AS (SELECT fingerprint FROM signoz_metrics.time_series_v4_reduced WHERE unix_milli BETWEEN ? AND ? AND NOT startsWith(metric_name, 'signoz') AND JSONExtractString(labels, 'host.name') = ? AND metric_name GLOBAL IN (SELECT metric_name FROM __reduced_metric_candidates) GROUP BY fingerprint), __sample_counts AS (SELECT metric_name, count(*) AS samples FROM signoz_metrics.distributed_samples_v4 WHERE unix_milli BETWEEN ? AND ? AND metric_name GLOBAL IN (SELECT metric_name FROM __metric_candidates) AND fingerprint IN (SELECT fingerprint FROM __filtered_fingerprints) GROUP BY metric_name), __reduced_sample_counts AS (SELECT metric_name, sum(cnt) AS samples FROM ((SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE unix_milli BETWEEN ? AND ? AND metric_name GLOBAL IN (SELECT metric_name FROM __reduced_metric_candidates) AND reduced_fingerprint IN (SELECT fingerprint FROM __reduced_filtered_fingerprints) GROUP BY metric_name) UNION ALL (SELECT metric_name, uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE unix_milli BETWEEN ? AND ? AND metric_name GLOBAL IN (SELECT metric_name FROM __reduced_metric_candidates) AND reduced_fingerprint IN (SELECT fingerprint FROM __reduced_filtered_fingerprints) GROUP BY metric_name)) AS reduced_samples GROUP BY metric_name), __total_samples AS (SELECT count(*) AS total_samples FROM signoz_metrics.distributed_samples_v4 WHERE unix_milli BETWEEN ? AND ?), __reduced_total_samples AS (SELECT sum(cnt) AS total_samples FROM ((SELECT uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE unix_milli BETWEEN ? AND ?) UNION ALL (SELECT uniq(reduced_fingerprint, unix_milli) AS cnt FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE unix_milli BETWEEN ? AND ?)) AS reduced_total), __all_candidates AS (SELECT DISTINCT metric_name FROM ((SELECT metric_name FROM __metric_candidates) UNION ALL (SELECT metric_name FROM __reduced_metric_candidates)) AS candidates) SELECT ac.metric_name, COALESCE(sc.samples, 0) + COALESCE(rsc.samples, 0) AS samples, CASE WHEN (ts.total_samples + rts.total_samples) = 0 THEN 0 ELSE ((COALESCE(sc.samples, 0) + COALESCE(rsc.samples, 0)) * 100.0 / (ts.total_samples + rts.total_samples)) END AS percentage FROM __all_candidates ac LEFT JOIN __sample_counts sc ON ac.metric_name = sc.metric_name LEFT JOIN __reduced_sample_counts rsc ON ac.metric_name = rsc.metric_name JOIN __total_samples ts ON 1=1 JOIN __reduced_total_samples rts ON 1=1 ORDER BY percentage DESC LIMIT ? SETTINGS join_use_nulls = 1"
 
 	// Raw-only SQL produced when the metrics-reduction feature flag is OFF. These
 	// must stay byte-for-byte identical to the pre-reduction queries.
@@ -193,7 +193,7 @@ func TestGetStats(t *testing.T) {
 	}{
 		{name: "NoFilter_FastPathSQL", expectSQL: statsNoFilterSQL, argCount: 14, reductionEnabled: true},
 		{name: "WhitespaceFilter_FastPathSQL", opts: []statsOpt{withStatsFilter("   ")}, expectSQL: statsNoFilterSQL, argCount: 14, reductionEnabled: true},
-		{name: "WithFilter_FingerprintSQL", opts: []statsOpt{withStatsFilter("host.name = 'foo'")}, seedKey: "host.name", expectSQL: statsWithFilterSQL, argCount: 17, reductionEnabled: true},
+		{name: "WithFilter_FingerprintSQL", opts: []statsOpt{withStatsFilter("host.name = 'foo'")}, seedKey: "host.name", expectSQL: statsWithFilterSQL, argCount: 20, reductionEnabled: true},
 		{name: "OrderByTimeseriesAsc", opts: []statsOpt{withStatsOrderBy("timeseries", qbtypes.OrderDirectionAsc)}, expectSQL: statsOrderTimeseriesSQL, argCount: 14, reductionEnabled: true},
 		{name: "OrderByInvalid", opts: []statsOpt{withStatsOrderBy("nonsense", qbtypes.OrderDirectionAsc)}, noQuery: true, wantCode: errors.CodeInvalidInput},
 		{name: "QueryError", queryErr: assert.AnError, expectSQL: statsNoFilterSQL, argCount: 14, reductionEnabled: true, wantCode: errors.CodeInternal},

pkg/telemetrymetrics/reduced_test.go

@@ -39,7 +39,7 @@ func TestReducedStatementBuilder(t *testing.T) {
 			name:  "gauge_sum_latest",
 			query: reducedQuery("test.metric", metrictypes.GaugeType, metrictypes.Unspecified, metrictypes.TimeAggregationLatest, metrictypes.SpaceAggregationSum),
 			expected: qbtypes.Statement{
-				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, anyLast(last) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, argMax(value, unix_milli) AS per_series_value FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum_last`, computed_at) AS value FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.distributed_time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
+				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, anyLast(last) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, argMax(value, unix_milli) AS per_series_value FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum_last`, computed_at) AS value FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
 				Args:  []any{"test.metric", uint64(1746921600000), uint64(1747172760000), "unspecified", false, "test.metric", uint64(1746999900000), uint64(1747172760000), 0, "test.metric", uint64(1746999900000), uint64(1747172760000), "test.metric", uint64(1746999900000), uint64(1747172760000), false},
 			},
 		},
@@ -47,7 +47,7 @@ func TestReducedStatementBuilder(t *testing.T) {
 			name:  "gauge_avg_avg",
 			query: reducedQuery("test.metric", metrictypes.GaugeType, metrictypes.Unspecified, metrictypes.TimeAggregationAvg, metrictypes.SpaceAggregationAvg),
 			expected: qbtypes.Statement{
-				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, sum(sum) / sum(count) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, avg(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, avg(value) AS per_series_value, avg(weight) AS per_series_weight FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum_last`, computed_at) AS value, argMax(`count_series`, computed_at) AS weight FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.distributed_time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) / sum(per_series_weight) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
+				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, sum(sum) / sum(count) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, avg(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, avg(value) AS per_series_value, avg(weight) AS per_series_weight FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum_last`, computed_at) AS value, argMax(`count_series`, computed_at) AS weight FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) / sum(per_series_weight) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
 				Args:  []any{"test.metric", uint64(1746921600000), uint64(1747172760000), "unspecified", false, "test.metric", uint64(1746999900000), uint64(1747172760000), 0, "test.metric", uint64(1746999900000), uint64(1747172760000), "test.metric", uint64(1746999900000), uint64(1747172760000), false},
 			},
 		},
@@ -55,7 +55,7 @@ func TestReducedStatementBuilder(t *testing.T) {
 			name:  "gauge_min_min",
 			query: reducedQuery("test.metric", metrictypes.GaugeType, metrictypes.Unspecified, metrictypes.TimeAggregationMin, metrictypes.SpaceAggregationMin),
 			expected: qbtypes.Statement{
-				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, min(min) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, min(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, min(value) AS per_series_value FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`min`, computed_at) AS value FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.distributed_time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, min(per_series_value) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
+				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, min(min) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, min(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, min(value) AS per_series_value FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`min`, computed_at) AS value FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, min(per_series_value) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
 				Args:  []any{"test.metric", uint64(1746921600000), uint64(1747172760000), "unspecified", false, "test.metric", uint64(1746999900000), uint64(1747172760000), 0, "test.metric", uint64(1746999900000), uint64(1747172760000), "test.metric", uint64(1746999900000), uint64(1747172760000), false},
 			},
 		},
@@ -63,7 +63,7 @@ func TestReducedStatementBuilder(t *testing.T) {
 			name:  "gauge_max_max",
 			query: reducedQuery("test.metric", metrictypes.GaugeType, metrictypes.Unspecified, metrictypes.TimeAggregationMax, metrictypes.SpaceAggregationMax),
 			expected: qbtypes.Statement{
-				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, max(max) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, max(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, max(value) AS per_series_value FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`max`, computed_at) AS value FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.distributed_time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, max(per_series_value) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
+				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, max(max) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, max(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, max(value) AS per_series_value FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`max`, computed_at) AS value FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, max(per_series_value) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
 				Args:  []any{"test.metric", uint64(1746921600000), uint64(1747172760000), "unspecified", false, "test.metric", uint64(1746999900000), uint64(1747172760000), 0, "test.metric", uint64(1746999900000), uint64(1747172760000), "test.metric", uint64(1746999900000), uint64(1747172760000), false},
 			},
 		},
@@ -71,7 +71,7 @@ func TestReducedStatementBuilder(t *testing.T) {
 			name:  "counter_sum_rate",
 			query: reducedQuery("test.metric.sum", metrictypes.SumType, metrictypes.Cumulative, metrictypes.TimeAggregationRate, metrictypes.SpaceAggregationSum),
 			expected: qbtypes.Statement{
-				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT ts, multiIf(row_number() OVER rate_window = 1, nan, (per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) < 0, per_series_value / (ts - lagInFrame(ts, 1) OVER rate_window), (per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) / (ts - lagInFrame(ts, 1) OVER rate_window)) AS per_series_value FROM (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, max(max) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts) WINDOW rate_window AS (PARTITION BY fingerprint ORDER BY fingerprint, ts)), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, sum(value) / 300 AS per_series_value FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum`, computed_at) AS value FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.distributed_time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
+				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT ts, multiIf(row_number() OVER rate_window = 1, nan, (per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) < 0, per_series_value / (ts - lagInFrame(ts, 1) OVER rate_window), (per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) / (ts - lagInFrame(ts, 1) OVER rate_window)) AS per_series_value FROM (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, max(max) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts) WINDOW rate_window AS (PARTITION BY fingerprint ORDER BY fingerprint, ts)), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, sum(value) / 300 AS per_series_value FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum`, computed_at) AS value FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
 				Args:  []any{"test.metric.sum", uint64(1746921600000), uint64(1747172760000), "cumulative", false, "test.metric.sum", uint64(1746999600000), uint64(1747172760000), 0, "test.metric.sum", uint64(1746999600000), uint64(1747172760000), "test.metric.sum", uint64(1746999600000), uint64(1747172760000), false},
 			},
 		},
@@ -79,7 +79,7 @@ func TestReducedStatementBuilder(t *testing.T) {
 			name:  "counter_avg_increase",
 			query: reducedQuery("test.metric", metrictypes.SumType, metrictypes.Cumulative, metrictypes.TimeAggregationIncrease, metrictypes.SpaceAggregationAvg),
 			expected: qbtypes.Statement{
-				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT ts, multiIf(row_number() OVER rate_window = 1, nan, (per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) < 0, per_series_value, per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) AS per_series_value FROM (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, max(max) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts) WINDOW rate_window AS (PARTITION BY fingerprint ORDER BY fingerprint, ts)), __spatial_aggregation_cte AS (SELECT ts, avg(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, sum(value) AS per_series_value, avg(weight) AS per_series_weight FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum`, computed_at) AS value, argMax(`count_series`, computed_at) AS weight FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.distributed_time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) / sum(per_series_weight) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
+				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT ts, multiIf(row_number() OVER rate_window = 1, nan, (per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) < 0, per_series_value, per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) AS per_series_value FROM (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, max(max) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts) WINDOW rate_window AS (PARTITION BY fingerprint ORDER BY fingerprint, ts)), __spatial_aggregation_cte AS (SELECT ts, avg(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, sum(value) AS per_series_value, avg(weight) AS per_series_weight FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum`, computed_at) AS value, argMax(`count_series`, computed_at) AS weight FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) / sum(per_series_weight) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
 				Args:  []any{"test.metric", uint64(1746921600000), uint64(1747172760000), "cumulative", false, "test.metric", uint64(1746999600000), uint64(1747172760000), 0, "test.metric", uint64(1746999600000), uint64(1747172760000), "test.metric", uint64(1746999600000), uint64(1747172760000), false},
 			},
 		},
@@ -103,7 +103,7 @@ func TestReducedStatementBuilder(t *testing.T) {
 			name:  "histogram_p99",
 			query: reducedQuery("test.metric.bucket", metrictypes.HistogramType, metrictypes.Cumulative, metrictypes.TimeAggregationUnspecified, metrictypes.SpaceAggregationPercentile99),
 			expected: qbtypes.Statement{
-				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT ts, `le`, multiIf(row_number() OVER rate_window = 1, nan, (per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) < 0, per_series_value / (ts - lagInFrame(ts, 1) OVER rate_window), (per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) / (ts - lagInFrame(ts, 1) OVER rate_window)) AS per_series_value FROM (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, `le`, max(max) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint, JSONExtractString(labels, 'le') AS `le` FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint, `le`) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts, `le` ORDER BY fingerprint, ts) WINDOW rate_window AS (PARTITION BY fingerprint ORDER BY fingerprint, ts)), __spatial_aggregation_cte AS (SELECT ts, `le`, sum(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts, `le`) SELECT ts, histogramQuantile(arrayMap(x -> toFloat64(x), groupArray(le)), groupArray(value), 0.990) AS value FROM __spatial_aggregation_cte GROUP BY ts ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, `le`, sum(value) / 300 AS per_series_value FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum`, computed_at) AS value FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint, JSONExtractString(labels, 'le') AS `le` FROM signoz_metrics.distributed_time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint, `le`) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts, `le`), __spatial_aggregation_cte AS (SELECT ts, `le`, sum(per_series_value) AS value FROM __temporal_aggregation_cte GROUP BY ts, `le`) SELECT ts, histogramQuantile(arrayMap(x -> toFloat64(x), groupArray(le)), groupArray(value), 0.990) AS value FROM __spatial_aggregation_cte GROUP BY ts ORDER BY ts) ORDER BY ts",
+				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT ts, `le`, multiIf(row_number() OVER rate_window = 1, nan, (per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) < 0, per_series_value / (ts - lagInFrame(ts, 1) OVER rate_window), (per_series_value - lagInFrame(per_series_value, 1) OVER rate_window) / (ts - lagInFrame(ts, 1) OVER rate_window)) AS per_series_value FROM (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, `le`, max(max) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint, JSONExtractString(labels, 'le') AS `le` FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint, `le`) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts, `le` ORDER BY fingerprint, ts) WINDOW rate_window AS (PARTITION BY fingerprint ORDER BY fingerprint, ts)), __spatial_aggregation_cte AS (SELECT ts, `le`, sum(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts, `le`) SELECT ts, histogramQuantile(arrayMap(x -> toFloat64(x), groupArray(le)), groupArray(value), 0.990) AS value FROM __spatial_aggregation_cte GROUP BY ts ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, `le`, sum(value) / 300 AS per_series_value FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum`, computed_at) AS value FROM signoz_metrics.distributed_samples_v4_reduced_sum_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint, JSONExtractString(labels, 'le') AS `le` FROM signoz_metrics.time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint, `le`) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts, `le`), __spatial_aggregation_cte AS (SELECT ts, `le`, sum(per_series_value) AS value FROM __temporal_aggregation_cte GROUP BY ts, `le`) SELECT ts, histogramQuantile(arrayMap(x -> toFloat64(x), groupArray(le)), groupArray(value), 0.990) AS value FROM __spatial_aggregation_cte GROUP BY ts ORDER BY ts) ORDER BY ts",
 				Args:  []any{"test.metric.bucket", uint64(1746921600000), uint64(1747172760000), "cumulative", false, "test.metric.bucket", uint64(1746999900000), uint64(1747172760000), 0, "test.metric.bucket", uint64(1746999900000), uint64(1747172760000), "test.metric.bucket", uint64(1746999900000), uint64(1747172760000), false},
 			},
 		},
@@ -111,7 +111,7 @@ func TestReducedStatementBuilder(t *testing.T) {
 			name:  "summary_avg",
 			query: reducedQuery("test.metric", metrictypes.SummaryType, metrictypes.Unspecified, metrictypes.TimeAggregationAvg, metrictypes.SpaceAggregationAvg),
 			expected: qbtypes.Statement{
-				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, sum(sum) / sum(count) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, avg(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, avg(value) AS per_series_value, avg(weight) AS per_series_weight FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum_last`, computed_at) AS value, argMax(`count_series`, computed_at) AS weight FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.distributed_time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) / sum(per_series_weight) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
+				Query: "SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, sum(sum) / sum(count) AS per_series_value FROM signoz_metrics.distributed_samples_v4_agg_5m AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_1day WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND LOWER(temporality) LIKE LOWER(?) AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY fingerprint, ts ORDER BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, avg(per_series_value) AS value FROM __temporal_aggregation_cte WHERE isNaN(per_series_value) = ? GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) UNION ALL SELECT * FROM (WITH __temporal_aggregation_cte AS (SELECT fingerprint, toStartOfInterval(toDateTime(intDiv(unix_milli, 1000)), toIntervalSecond(300)) AS ts, avg(value) AS per_series_value, avg(weight) AS per_series_weight FROM (SELECT reduced_fingerprint AS fingerprint, unix_milli, argMax(`sum_last`, computed_at) AS value, argMax(`count_series`, computed_at) AS weight FROM signoz_metrics.distributed_samples_v4_reduced_last_60s WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli < ? GROUP BY reduced_fingerprint, unix_milli) AS points INNER JOIN (SELECT fingerprint FROM signoz_metrics.time_series_v4_reduced WHERE metric_name IN (?) AND unix_milli >= ? AND unix_milli <= ? AND __normalized = ? GROUP BY fingerprint) AS filtered_time_series ON points.fingerprint = filtered_time_series.fingerprint GROUP BY fingerprint, ts), __spatial_aggregation_cte AS (SELECT ts, sum(per_series_value) / sum(per_series_weight) AS value FROM __temporal_aggregation_cte GROUP BY ts) SELECT * FROM __spatial_aggregation_cte ORDER BY ts) ORDER BY ts",
 				Args:  []any{"test.metric", uint64(1746921600000), uint64(1747172760000), "unspecified", false, "test.metric", uint64(1746999900000), uint64(1747172760000), 0, "test.metric", uint64(1746999900000), uint64(1747172760000), "test.metric", uint64(1746999900000), uint64(1747172760000), false},
 			},
 		},

pkg/telemetrymetrics/statement_builder.go

@@ -296,7 +296,7 @@ func (b *MetricQueryStatementBuilder) buildReducedTimeSeriesCTE(
 		}
 	}
 
-	sb.From(fmt.Sprintf("%s.%s", DBName, TimeseriesV4ReducedTableName))
+	sb.From(fmt.Sprintf("%s.%s", DBName, TimeseriesV4ReducedLocalTableName))
 	sb.Select("fingerprint")
 	for _, g := range query.GroupBy {
 		col, err := b.fm.ColumnExpressionFor(ctx, start, end, &g.TelemetryFieldKey, keys)

pkg/types/dashboardtypes/source.go

@@ -6,6 +6,7 @@ import (
 
 	"github.com/SigNoz/signoz/pkg/errors"
 	"github.com/SigNoz/signoz/pkg/valuer"
+	"github.com/swaggest/jsonschema-go"
 )
 
 type Source struct {
@@ -22,6 +23,23 @@ func (Source) Enum() []any {
 	return []any{SourceUser, SourceSystem, SourceIntegration}
 }
 
+// JSONSchema exposes Source as a string enum. Without this the reflector sees the
+// unexported valuer.String field and emits `type: object`. The enum values are
+// derived from Enum() so the list of sources lives in exactly one place.
+func (Source) JSONSchema() (jsonschema.Schema, error) {
+	sources := Source{}.Enum()
+	enum := make([]any, 0, len(sources))
+	for _, source := range sources {
+		enum = append(enum, source.(Source).StringValue())
+	}
+
+	schema := jsonschema.Schema{}
+	schema.WithType(jsonschema.String.Type())
+	schema.WithEnum(enum...)
+
+	return schema, nil
+}
+
 func (s Source) IsValid() bool {
 	return slices.ContainsFunc(s.Enum(), func(v any) bool { return v == s })
 }