chore: address review comments

* fix: added fix for query suggestions position

* chore: added box-shadows in the dropdowns

frontend/public/locales/en-GB/titles.json

@@ -46,5 +46,8 @@
 	"ALERT_HISTORY": "SigNoz | Alert Rule History",
 	"ALERT_OVERVIEW": "SigNoz | Alert Rule Overview",
 	"INFRASTRUCTURE_MONITORING_HOSTS": "SigNoz | Infra Monitoring",
-	"INFRASTRUCTURE_MONITORING_KUBERNETES": "SigNoz | Infra Monitoring"
+	"INFRASTRUCTURE_MONITORING_KUBERNETES": "SigNoz | Infra Monitoring",
+	"METER_EXPLORER": "SigNoz | Meter Explorer",
+	"METER_EXPLORER_VIEWS": "SigNoz | Meter Explorer",
+	"METER_EXPLORER_BASE": "SigNoz | Meter Explorer"
 }

frontend/public/locales/en/titles.json

@@ -69,5 +69,8 @@
 	"METRICS_EXPLORER": "SigNoz | Metrics Explorer",
 	"METRICS_EXPLORER_EXPLORER": "SigNoz | Metrics Explorer",
 	"METRICS_EXPLORER_VIEWS": "SigNoz | Metrics Explorer",
-	"API_MONITORING": "SigNoz | External APIs"
+	"API_MONITORING": "SigNoz | External APIs",
+	"METER_EXPLORER": "SigNoz | Meter Explorer",
+	"METER_EXPLORER_VIEWS": "SigNoz | Meter Explorer",
+	"METER_EXPLORER_BASE": "SigNoz | Meter Explorer"
 }

frontend/src/AppRoutes/routes.ts

@@ -1,5 +1,6 @@
 import ROUTES from 'constants/routes';
 import MessagingQueues from 'pages/MessagingQueues';
+import MeterExplorer from 'pages/MeterExplorer';
 import { RouteProps } from 'react-router-dom';
 
 import {
@@ -434,6 +435,28 @@ const routes: AppRoutes[] = [
 		key: 'METRICS_EXPLORER_VIEWS',
 		isPrivate: true,
 	},
+
+	{
+		path: ROUTES.METER_EXPLORER_BASE,
+		exact: true,
+		component: MeterExplorer,
+		key: 'METER_EXPLORER_BASE',
+		isPrivate: true,
+	},
+	{
+		path: ROUTES.METER_EXPLORER,
+		exact: true,
+		component: MeterExplorer,
+		key: 'METER_EXPLORER',
+		isPrivate: true,
+	},
+	{
+		path: ROUTES.METER_EXPLORER_VIEWS,
+		exact: true,
+		component: MeterExplorer,
+		key: 'METER_EXPLORER_VIEWS',
+		isPrivate: true,
+	},
 	{
 		path: ROUTES.API_MONITORING,
 		exact: true,

frontend/src/api/dashboard/substitute_vars.ts

@@ -0,0 +1,34 @@
+import { ApiV5Instance } from 'api';
+import { ErrorResponseHandlerV2 } from 'api/ErrorResponseHandlerV2';
+import { QueryRangePayloadV5 } from 'api/v5/v5';
+import { AxiosError } from 'axios';
+import { ErrorV2Resp, SuccessResponseV2 } from 'types/api';
+import { ICompositeMetricQuery } from 'types/api/alerts/compositeQuery';
+
+interface ISubstituteVars {
+	compositeQuery: ICompositeMetricQuery;
+}
+
+export const getSubstituteVars = async (
+	props?: Partial<QueryRangePayloadV5>,
+	signal?: AbortSignal,
+	headers?: Record<string, string>,
+): Promise<SuccessResponseV2<ISubstituteVars>> => {
+	try {
+		const response = await ApiV5Instance.post<{ data: ISubstituteVars }>(
+			'/substitute_vars',
+			props,
+			{
+				signal,
+				headers,
+			},
+		);
+
+		return {
+			httpStatusCode: response.status,
+			data: response.data.data,
+		};
+	} catch (error) {
+		ErrorResponseHandlerV2(error as AxiosError<ErrorV2Resp>);
+	}
+};

frontend/src/api/metrics/getQueryRange.ts

@@ -2,7 +2,7 @@ import { ApiV3Instance, ApiV4Instance } from 'api';
 import { ErrorResponseHandler } from 'api/ErrorResponseHandler';
 import { AxiosError } from 'axios';
 import { ENTITY_VERSION_V4 } from 'constants/app';
-import { ErrorResponse, SuccessResponse } from 'types/api';
+import { ErrorResponse, SuccessResponse, Warning } from 'types/api';
 import {
 	MetricRangePayloadV3,
 	QueryRangePayload,
@@ -13,7 +13,9 @@ export const getMetricsQueryRange = async (
 	version: string,
 	signal: AbortSignal,
 	headers?: Record<string, string>,
-): Promise<SuccessResponse<MetricRangePayloadV3> | ErrorResponse> => {
+): Promise<
+	(SuccessResponse<MetricRangePayloadV3> & { warning?: Warning }) | ErrorResponse
+> => {
 	try {
 		if (version && version === ENTITY_VERSION_V4) {
 			const response = await ApiV4Instance.post('/query_range', props, {

frontend/src/api/queryBuilder/getAggregateAttribute.ts

@@ -17,6 +17,7 @@ export const getAggregateAttribute = async ({
 	aggregateOperator,
 	searchText,
 	dataSource,
+	source,
 }: IGetAggregateAttributePayload): Promise<
 	SuccessResponse<IQueryAutocompleteResponse> | ErrorResponse
 > => {
@@ -27,7 +28,7 @@ export const getAggregateAttribute = async ({
 			`/autocomplete/aggregate_attributes?${createQueryParams({
 				aggregateOperator,
 				searchText,
-				dataSource,
+				dataSource: source === 'meter' ? 'meter' : dataSource,
 			})}`,
 		);
 

frontend/src/api/querySuggestions/getKeySuggestions.ts

@@ -14,6 +14,7 @@ export const getKeySuggestions = (
 		metricName = '',
 		fieldContext = '',
 		fieldDataType = '',
+		signalSource = '',
 	} = props;
 
 	const encodedSignal = encodeURIComponent(signal);
@@ -21,8 +22,9 @@ export const getKeySuggestions = (
 	const encodedMetricName = encodeURIComponent(metricName);
 	const encodedFieldContext = encodeURIComponent(fieldContext);
 	const encodedFieldDataType = encodeURIComponent(fieldDataType);
+	const encodedSource = encodeURIComponent(signalSource);
 
 	return axios.get(
-		`/fields/keys?signal=${encodedSignal}&searchText=${encodedSearchText}&metricName=${encodedMetricName}&fieldContext=${encodedFieldContext}&fieldDataType=${encodedFieldDataType}`,
+		`/fields/keys?signal=${encodedSignal}&searchText=${encodedSearchText}&metricName=${encodedMetricName}&fieldContext=${encodedFieldContext}&fieldDataType=${encodedFieldDataType}&source=${encodedSource}`,
 	);
 };

frontend/src/api/querySuggestions/getValueSuggestion.ts

@@ -8,13 +8,14 @@ import {
 export const getValueSuggestions = (
 	props: QueryKeyValueRequestProps,
 ): Promise<AxiosResponse<QueryKeyValueSuggestionsResponseProps>> => {
-	const { signal, key, searchText } = props;
+	const { signal, key, searchText, signalSource } = props;
 
 	const encodedSignal = encodeURIComponent(signal);
 	const encodedKey = encodeURIComponent(key);
 	const encodedSearchText = encodeURIComponent(searchText);
+	const encodedSource = encodeURIComponent(signalSource || '');
 
 	return axios.get(
-		`/fields/values?signal=${encodedSignal}&name=${encodedKey}&searchText=${encodedSearchText}`,
+		`/fields/values?signal=${encodedSignal}&name=${encodedKey}&searchText=${encodedSearchText}&source=${encodedSource}`,
 	);
 };

frontend/src/api/saveView/getAllViews.ts

@@ -4,6 +4,6 @@ import { AllViewsProps } from 'types/api/saveViews/types';
 import { DataSource } from 'types/common/queryBuilder';
 
 export const getAllViews = (
-	sourcepage: DataSource,
+	sourcepage: DataSource | 'meter',
 ): Promise<AxiosResponse<AllViewsProps>> =>
 	axios.get(`/explorer/views?sourcePage=${sourcepage}`);

frontend/src/api/v5/queryRange/convertV5Response.ts

@@ -1,5 +1,5 @@
 import { cloneDeep, isEmpty } from 'lodash-es';
-import { SuccessResponse } from 'types/api';
+import { SuccessResponse, Warning } from 'types/api';
 import { MetricRangePayloadV3 } from 'types/api/metrics/getQueryRange';
 import {
 	DistributionData,
@@ -28,14 +28,18 @@ function getColName(
 	const aggregationsCount = aggregationPerQuery[col.queryName]?.length || 0;
 	const isSingleAggregation = aggregationsCount === 1;
 
-	// Single aggregation: Priority is alias > legend > expression
-	if (isSingleAggregation) {
-		return alias || legend || expression;
+	if (aggregationsCount > 0) {
+		// Single aggregation: Priority is alias > legend > expression
+		if (isSingleAggregation) {
+			return alias || legend || expression || col.queryName;
+		}
+
+		// Multiple aggregations: Each follows single rules BUT never shows legend
+		// Priority: alias > expression (legend is ignored for multiple aggregations)
+		return alias || expression || col.queryName;
 	}
 
-	// Multiple aggregations: Each follows single rules BUT never shows legend
-	// Priority: alias > expression (legend is ignored for multiple aggregations)
-	return alias || expression;
+	return legend || col.queryName;
 }
 
 function getColId(
@@ -48,7 +52,14 @@ function getColId(
 	const aggregation =
 		aggregationPerQuery?.[col.queryName]?.[col.aggregationIndex];
 	const expression = aggregation?.expression || '';
-	return `${col.queryName}.${expression}`;
+	const aggregationsCount = aggregationPerQuery[col.queryName]?.length || 0;
+	const isMultipleAggregations = aggregationsCount > 1;
+
+	if (isMultipleAggregations && expression) {
+		return `${col.queryName}.${expression}`;
+	}
+
+	return col.queryName;
 }
 
 /**
@@ -341,7 +352,7 @@ export function convertV5ResponseToLegacy(
 	v5Response: SuccessResponse<MetricRangePayloadV5>,
 	legendMap: Record<string, string>,
 	formatForWeb?: boolean,
-): SuccessResponse<MetricRangePayloadV3> {
+): SuccessResponse<MetricRangePayloadV3> & { warning?: Warning } {
 	const { payload, params } = v5Response;
 	const v5Data = payload?.data;
 
@@ -367,14 +378,18 @@ export function convertV5ResponseToLegacy(
 			legendMap,
 			aggregationPerQuery,
 		);
+
 		return {
 			...v5Response,
 			payload: {
 				data: {
 					resultType: 'scalar',
 					result: webTables,
+					warnings: v5Data?.data?.warnings || [],
 				},
+				warning: v5Data?.warning || undefined,
 			},
+			warning: v5Data?.warning || undefined,
 		};
 	}
 
@@ -390,6 +405,7 @@ export function convertV5ResponseToLegacy(
 		...v5Response,
 		payload: {
 			data: convertedData,
+			warning: v5Response.payload?.data?.warning || undefined,
 		},
 	};
 

frontend/src/api/v5/queryRange/prepareQueryRangePayloadV5.ts

@@ -5,10 +5,7 @@ import getStartEndRangeTime from 'lib/getStartEndRangeTime';
 import { mapQueryDataToApi } from 'lib/newQueryBuilder/queryBuilderMappers/mapQueryDataToApi';
 import { isEmpty } from 'lodash-es';
 import { BaseAutocompleteData } from 'types/api/queryBuilder/queryAutocompleteResponse';
-import {
-	IBuilderQuery,
-	QueryFunctionProps,
-} from 'types/api/queryBuilder/queryBuilderData';
+import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
 import {
 	BaseBuilderQuery,
 	FieldContext,
@@ -30,6 +27,7 @@ import {
 } from 'types/api/v5/queryRange';
 import { EQueryType } from 'types/common/dashboard';
 import { DataSource } from 'types/common/queryBuilder';
+import { normalizeFunctionName } from 'utils/functionNameNormalizer';
 
 type PrepareQueryRangePayloadV5Result = {
 	queryPayload: QueryRangePayloadV5;
@@ -123,17 +121,21 @@ function createBaseSpec(
 		functions: isEmpty(queryData.functions)
 			? undefined
 			: queryData.functions.map(
-					(func: QueryFunctionProps): QueryFunction => ({
-						name: func.name as FunctionName,
-						args: isEmpty(func.namedArgs)
-							? func.args.map((arg) => ({
-									value: arg,
-							  }))
-							: Object.entries(func.namedArgs).map(([name, value]) => ({
-									name,
-									value,
-							  })),
-					}),
+					(func: QueryFunction): QueryFunction => {
+						// Normalize function name to handle case sensitivity
+						const normalizedName = normalizeFunctionName(func?.name);
+						return {
+							name: normalizedName as FunctionName,
+							args: isEmpty(func.namedArgs)
+								? func.args?.map((arg) => ({
+										value: arg?.value,
+								  }))
+								: Object.entries(func?.namedArgs || {}).map(([name, value]) => ({
+										name,
+										value,
+								  })),
+						};
+					},
 			  ),
 		selectFields: isEmpty(nonEmptySelectColumns)
 			? undefined
@@ -258,6 +260,7 @@ export function convertBuilderQueriesToV5(
 					spec = {
 						name: queryName,
 						signal: 'metrics' as const,
+						source: queryData.source || '',
 						...baseSpec,
 						aggregations: aggregations as MetricAggregation[],
 						// reduceTo: queryData.reduceTo,

frontend/src/components/CeleryTask/useNavigateToExplorer.ts

@@ -19,6 +19,7 @@ export interface NavigateToExplorerProps {
 	endTime?: number;
 	sameTab?: boolean;
 	shouldResolveQuery?: boolean;
+	widgetQuery?: Query;
 }
 
 export function useNavigateToExplorer(): (
@@ -30,27 +31,34 @@ export function useNavigateToExplorer(): (
 	);
 
 	const prepareQuery = useCallback(
-		(selectedFilters: TagFilterItem[], dataSource: DataSource): Query => ({
-			...currentQuery,
-			builder: {
-				...currentQuery.builder,
-				queryData: currentQuery.builder.queryData
-					.map((item) => ({
-						...item,
-						dataSource,
-						aggregateOperator: MetricAggregateOperator.NOOP,
-						filters: {
-							...item.filters,
-							items: [...(item.filters?.items || []), ...selectedFilters],
-							op: item.filters?.op || 'AND',
-						},
-						groupBy: [],
-						disabled: false,
-					}))
-					.slice(0, 1),
-				queryFormulas: [],
-			},
-		}),
+		(
+			selectedFilters: TagFilterItem[],
+			dataSource: DataSource,
+			query?: Query,
+		): Query => {
+			const widgetQuery = query || currentQuery;
+			return {
+				...widgetQuery,
+				builder: {
+					...widgetQuery.builder,
+					queryData: widgetQuery.builder.queryData
+						.map((item) => ({
+							...item,
+							dataSource,
+							aggregateOperator: MetricAggregateOperator.NOOP,
+							filters: {
+								...item.filters,
+								items: [...(item.filters?.items || []), ...selectedFilters],
+								op: item.filters?.op || 'AND',
+							},
+							groupBy: [],
+							disabled: false,
+						}))
+						.slice(0, 1),
+					queryFormulas: [],
+				},
+			};
+		},
 		[currentQuery],
 	);
 
@@ -67,6 +75,7 @@ export function useNavigateToExplorer(): (
 				endTime,
 				sameTab,
 				shouldResolveQuery,
+				widgetQuery,
 			} = props;
 			const urlParams = new URLSearchParams();
 			if (startTime && endTime) {
@@ -77,7 +86,7 @@ export function useNavigateToExplorer(): (
 				urlParams.set(QueryParams.endTime, (maxTime / 1000000).toString());
 			}
 
-			let preparedQuery = prepareQuery(filters, dataSource);
+			let preparedQuery = prepareQuery(filters, dataSource, widgetQuery);
 
 			if (shouldResolveQuery) {
 				await getUpdatedQuery({

frontend/src/components/Common/Common.styles.scss

@@ -0,0 +1,33 @@
+.error-state-container {
+	height: 240px;
+	display: flex;
+	justify-content: center;
+	align-items: center;
+	flex-direction: column;
+
+	border-radius: 3px;
+
+	.error-state-container-content {
+		display: flex;
+		flex-direction: column;
+		gap: 8px;
+
+		.error-state-text {
+			font-size: 14px;
+			font-weight: 500;
+		}
+
+		.error-state-additional-messages {
+			margin-top: 8px;
+			display: flex;
+			flex-direction: column;
+			gap: 4px;
+
+			.error-state-additional-text {
+				font-size: 12px;
+				font-weight: 400;
+				margin-left: 8px;
+			}
+		}
+	}
+}

frontend/src/components/Common/ErrorStateComponent.tsx

@@ -0,0 +1,59 @@
+import './Common.styles.scss';
+
+import { Typography } from 'antd';
+
+import APIError from '../../types/api/error';
+
+interface ErrorStateComponentProps {
+	message?: string;
+	error?: APIError;
+}
+
+const defaultProps: Partial<ErrorStateComponentProps> = {
+	message: undefined,
+	error: undefined,
+};
+
+function ErrorStateComponent({
+	message,
+	error,
+}: ErrorStateComponentProps): JSX.Element {
+	// Handle API Error object
+	if (error) {
+		const mainMessage = error.getErrorMessage();
+		const additionalErrors = error.getErrorDetails().error.errors || [];
+
+		return (
+			<div className="error-state-container">
+				<div className="error-state-container-content">
+					<Typography className="error-state-text">{mainMessage}</Typography>
+					{additionalErrors.length > 0 && (
+						<div className="error-state-additional-messages">
+							{additionalErrors.map((additionalError) => (
+								<Typography
+									key={`error-${additionalError.message}`}
+									className="error-state-additional-text"
+								>
+									• {additionalError.message}
+								</Typography>
+							))}
+						</div>
+					)}
+				</div>
+			</div>
+		);
+	}
+
+	// Handle simple string message (backwards compatibility)
+	return (
+		<div className="error-state-container">
+			<div className="error-state-container-content">
+				<Typography className="error-state-text">{message}</Typography>
+			</div>
+		</div>
+	);
+}
+
+ErrorStateComponent.defaultProps = defaultProps;
+
+export default ErrorStateComponent;

frontend/src/components/ErrorInPlace/ErrorInPlace.tsx

@@ -0,0 +1,79 @@
+import ErrorContent from 'components/ErrorModal/components/ErrorContent';
+import { ReactNode } from 'react';
+import APIError from 'types/api/error';
+
+interface ErrorInPlaceProps {
+	/** The error object to display */
+	error: APIError;
+	/** Custom class name */
+	className?: string;
+	/** Custom style */
+	style?: React.CSSProperties;
+	/** Whether to show a border */
+	bordered?: boolean;
+	/** Background color */
+	background?: string;
+	/** Padding */
+	padding?: string | number;
+	/** Height - defaults to 100% to take available space */
+	height?: string | number;
+	/** Width - defaults to 100% to take available space */
+	width?: string | number;
+	/** Custom content instead of ErrorContent */
+	children?: ReactNode;
+}
+
+/**
+ * ErrorInPlace - A component that renders error content directly in the available space
+ * of its parent container. Perfect for displaying errors in widgets, cards, or any
+ * container where you want the error to take up the full available space.
+ *
+ * @example
+ * <ErrorInPlace error={error} />
+ *
+ * @example
+ * <ErrorInPlace error={error} bordered background="#f5f5f5" padding={16} />
+ */
+function ErrorInPlace({
+	error,
+	className = '',
+	style,
+	bordered = false,
+	background,
+	padding = 16,
+	height = '100%',
+	width = '100%',
+	children,
+}: ErrorInPlaceProps): JSX.Element {
+	const containerStyle: React.CSSProperties = {
+		display: 'flex',
+		flexDirection: 'column',
+		width,
+		height,
+		padding: typeof padding === 'number' ? `${padding}px` : padding,
+		backgroundColor: background,
+		border: bordered ? '1px solid var(--bg-slate-400, #374151)' : 'none',
+		borderRadius: bordered ? '4px' : '0',
+		overflow: 'auto',
+		...style,
+	};
+
+	return (
+		<div className={`error-in-place ${className}`.trim()} style={containerStyle}>
+			{children || <ErrorContent error={error} />}
+		</div>
+	);
+}
+
+ErrorInPlace.defaultProps = {
+	className: undefined,
+	style: undefined,
+	bordered: undefined,
+	background: undefined,
+	padding: undefined,
+	height: undefined,
+	width: undefined,
+	children: undefined,
+};
+
+export default ErrorInPlace;

frontend/src/components/ErrorPopover/ErrorPopover.tsx

@@ -0,0 +1,33 @@
+/* eslint-disable react/jsx-props-no-spreading */
+import { Popover, PopoverProps } from 'antd';
+import { ReactNode } from 'react';
+
+interface ErrorPopoverProps extends Omit<PopoverProps, 'content'> {
+	/** Content to display in the popover */
+	content: ReactNode;
+	/** Element that triggers the popover */
+	children: ReactNode;
+}
+
+/**
+ * ErrorPopover - A clean wrapper around Ant Design's Popover
+ * that provides a simple interface for displaying content in a popover.
+ *
+ * @example
+ * <ErrorPopover content={<ErrorContent error={error} />}>
+ *   <CircleX />
+ * </ErrorPopover>
+ */
+function ErrorPopover({
+	content,
+	children,
+	...popoverProps
+}: ErrorPopoverProps): JSX.Element {
+	return (
+		<Popover content={content} {...popoverProps}>
+			{children}
+		</Popover>
+	);
+}
+
+export default ErrorPopover;

frontend/src/components/PanelDataLoading/PanelDataLoading.styles.scss

@@ -0,0 +1,19 @@
+.loading-panel-data {
+	padding: 24px 0;
+	height: 240px;
+
+	display: flex;
+	justify-content: center;
+	align-items: flex-start;
+
+	.loading-panel-data-content {
+		display: flex;
+		align-items: flex-start;
+		flex-direction: column;
+
+		.loading-gif {
+			height: 72px;
+			margin-left: -24px;
+		}
+	}
+}

frontend/src/components/PanelDataLoading/PanelDataLoading.tsx

@@ -0,0 +1,19 @@
+import './PanelDataLoading.styles.scss';
+
+import { Typography } from 'antd';
+
+export function PanelDataLoading(): JSX.Element {
+	return (
+		<div className="loading-panel-data">
+			<div className="loading-panel-data-content">
+				<img
+					className="loading-gif"
+					src="/Icons/loading-plane.gif"
+					alt="wait-icon"
+				/>
+
+				<Typography.Text>Fetching data...</Typography.Text>
+			</div>
+		</div>
+	);
+}

frontend/src/components/QueryBuilderV2/QueryBuilderV2.tsx

@@ -131,6 +131,7 @@ export const QueryBuilderV2 = memo(function QueryBuilderV2({
 								queryVariant={config?.queryVariant || 'dropdown'}
 								showOnlyWhereClause={showOnlyWhereClause}
 								isListViewPanel={isListViewPanel}
+								signalSource={config?.signalSource || ''}
 							/>
 						))}
 

frontend/src/components/QueryBuilderV2/QueryBuilderV2Context.tsx

@@ -1,4 +1,11 @@
-import { createContext, ReactNode, useContext, useMemo, useState } from 'react';
+import {
+	createContext,
+	ReactNode,
+	useCallback,
+	useContext,
+	useMemo,
+	useState,
+} from 'react';
 
 // Types for the context state
 export type AggregationOption = { func: string; arg: string };
@@ -6,8 +13,12 @@ export type AggregationOption = { func: string; arg: string };
 interface QueryBuilderV2ContextType {
 	searchText: string;
 	setSearchText: (text: string) => void;
-	aggregationOptions: AggregationOption[];
-	setAggregationOptions: (options: AggregationOption[]) => void;
+	aggregationOptionsMap: Record<string, AggregationOption[]>;
+	setAggregationOptions: (
+		queryName: string,
+		options: AggregationOption[],
+	) => void;
+	getAggregationOptions: (queryName: string) => AggregationOption[];
 	aggregationInterval: string;
 	setAggregationInterval: (interval: string) => void;
 	queryAddValues: any; // Replace 'any' with a more specific type if available
@@ -24,26 +35,50 @@ export function QueryBuilderV2Provider({
 	children: ReactNode;
 }): JSX.Element {
 	const [searchText, setSearchText] = useState('');
-	const [aggregationOptions, setAggregationOptions] = useState<
-		AggregationOption[]
-	>([]);
+	const [aggregationOptionsMap, setAggregationOptionsMap] = useState<
+		Record<string, AggregationOption[]>
+	>({});
 	const [aggregationInterval, setAggregationInterval] = useState('');
 	const [queryAddValues, setQueryAddValues] = useState<any>(null); // Replace 'any' if you have a type
 
+	const setAggregationOptions = useCallback(
+		(queryName: string, options: AggregationOption[]): void => {
+			setAggregationOptionsMap((prev) => ({
+				...prev,
+				[queryName]: options,
+			}));
+		},
+		[],
+	);
+
+	const getAggregationOptions = useCallback(
+		(queryName: string): AggregationOption[] =>
+			aggregationOptionsMap[queryName] || [],
+		[aggregationOptionsMap],
+	);
+
 	return (
 		<QueryBuilderV2Context.Provider
 			value={useMemo(
 				() => ({
 					searchText,
 					setSearchText,
-					aggregationOptions,
+					aggregationOptionsMap,
 					setAggregationOptions,
+					getAggregationOptions,
 					aggregationInterval,
 					setAggregationInterval,
 					queryAddValues,
 					setQueryAddValues,
 				}),
-				[searchText, aggregationOptions, aggregationInterval, queryAddValues],
+				[
+					searchText,
+					aggregationOptionsMap,
+					aggregationInterval,
+					queryAddValues,
+					getAggregationOptions,
+					setAggregationOptions,
+				],
 			)}
 		>
 			{children}

frontend/src/components/QueryBuilderV2/QueryV2/MerticsAggregateSection/MetricsAggregateSection.tsx

@@ -7,7 +7,6 @@ import { ATTRIBUTE_TYPES, PANEL_TYPES } from 'constants/queryBuilder';
 import SpaceAggregationOptions from 'container/QueryBuilder/components/SpaceAggregationOptions/SpaceAggregationOptions';
 import { GroupByFilter, OperatorsSelect } from 'container/QueryBuilder/filters';
 import { useQueryOperations } from 'hooks/queryBuilder/useQueryBuilderOperations';
-import { Info } from 'lucide-react';
 import { memo, useCallback, useEffect, useMemo } from 'react';
 import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
 import { MetricAggregation } from 'types/api/v5/queryRange';
@@ -19,11 +18,13 @@ const MetricsAggregateSection = memo(function MetricsAggregateSection({
 	index,
 	version,
 	panelType,
+	signalSource = '',
 }: {
 	query: IBuilderQuery;
 	index: number;
 	version: string;
 	panelType: PANEL_TYPES | null;
+	signalSource: string;
 }): JSX.Element {
 	const { setAggregationOptions } = useQueryBuilderV2Context();
 	const {
@@ -50,17 +51,17 @@ const MetricsAggregateSection = memo(function MetricsAggregateSection({
 	);
 
 	useEffect(() => {
-		setAggregationOptions([
+		setAggregationOptions(query.queryName, [
 			{
 				func: queryAggregation.spaceAggregation || 'count',
 				arg: queryAggregation.metricName || '',
 			},
 		]);
+		// eslint-disable-next-line react-hooks/exhaustive-deps
 	}, [
 		queryAggregation.spaceAggregation,
 		queryAggregation.metricName,
-		setAggregationOptions,
-		query,
+		query.queryName,
 	]);
 
 	const handleChangeGroupByKeys = useCallback(
@@ -100,12 +101,22 @@ const MetricsAggregateSection = memo(function MetricsAggregateSection({
 					<div className="metrics-time-aggregation-section">
 						<div className="metrics-aggregation-section-content">
 							<div className="metrics-aggregation-section-content-item">
-								<div className="metrics-aggregation-section-content-item-label main-label">
-									AGGREGATE BY TIME{' '}
-									<Tooltip title="AGGREGATE BY TIME">
-										<Info size={12} />
-									</Tooltip>
-								</div>
+								<Tooltip
+									title={
+										<a
+											href="https://signoz.io/docs/metrics-management/types-and-aggregation/#aggregation"
+											target="_blank"
+											rel="noopener noreferrer"
+											style={{ color: '#1890ff', textDecoration: 'underline' }}
+										>
+											Learn more about temporal aggregation
+										</a>
+									}
+								>
+									<div className="metrics-aggregation-section-content-item-label main-label">
+										AGGREGATE WITHIN TIME SERIES{' '}
+									</div>
+								</Tooltip>
 								<div className="metrics-aggregation-section-content-item-value">
 									<OperatorsSelect
 										value={queryAggregation.timeAggregation || ''}
@@ -118,9 +129,30 @@ const MetricsAggregateSection = memo(function MetricsAggregateSection({
 
 							{showAggregationInterval && (
 								<div className="metrics-aggregation-section-content-item">
-									<div className="metrics-aggregation-section-content-item-label">
-										every
-									</div>
+									<Tooltip
+										title={
+											<div>
+												Set the time interval for aggregation
+												<br />
+												<a
+													href="https://signoz.io/docs/userguide/query-builder-v5/#time-aggregation-windows"
+													target="_blank"
+													rel="noopener noreferrer"
+													style={{ color: '#1890ff', textDecoration: 'underline' }}
+												>
+													Learn about step intervals
+												</a>
+											</div>
+										}
+										placement="top"
+									>
+										<div
+											className="metrics-aggregation-section-content-item-label"
+											style={{ cursor: 'help' }}
+										>
+											every
+										</div>
+									</Tooltip>
 
 									<div className="metrics-aggregation-section-content-item-value">
 										<InputWithLabel
@@ -138,12 +170,22 @@ const MetricsAggregateSection = memo(function MetricsAggregateSection({
 					<div className="metrics-space-aggregation-section">
 						<div className="metrics-aggregation-section-content">
 							<div className="metrics-aggregation-section-content-item">
-								<div className="metrics-aggregation-section-content-item-label main-label">
-									AGGREGATE LABELS
-									<Tooltip title="AGGREGATE LABELS">
-										<Info size={12} />
-									</Tooltip>
-								</div>
+								<Tooltip
+									title={
+										<a
+											href="https://signoz.io/docs/metrics-management/types-and-aggregation/#aggregation"
+											target="_blank"
+											rel="noopener noreferrer"
+											style={{ color: '#1890ff', textDecoration: 'underline' }}
+										>
+											Learn more about spatial aggregation
+										</a>
+									}
+								>
+									<div className="metrics-aggregation-section-content-item-label main-label">
+										AGGREGATE ACROSS TIME SERIES
+									</div>
+								</Tooltip>
 								<div className="metrics-aggregation-section-content-item-value">
 									<SpaceAggregationOptions
 										panelType={panelType}
@@ -168,6 +210,7 @@ const MetricsAggregateSection = memo(function MetricsAggregateSection({
 										disabled={!queryAggregation.metricName}
 										query={query}
 										onChange={handleChangeGroupByKeys}
+										signalSource={signalSource}
 									/>
 								</div>
 							</div>
@@ -204,13 +247,35 @@ const MetricsAggregateSection = memo(function MetricsAggregateSection({
 									disabled={!queryAggregation.metricName}
 									query={query}
 									onChange={handleChangeGroupByKeys}
+									signalSource={signalSource}
 								/>
 							</div>
 						</div>
 						<div className="metrics-aggregation-section-content-item">
-							<div className="metrics-aggregation-section-content-item-label">
-								every
-							</div>
+							<Tooltip
+								title={
+									<div>
+										Set the time interval for aggregation
+										<br />
+										<a
+											href="https://signoz.io/docs/userguide/query-builder-v5/#time-aggregation-windows"
+											target="_blank"
+											rel="noopener noreferrer"
+											style={{ color: '#1890ff', textDecoration: 'underline' }}
+										>
+											Learn about step intervals
+										</a>
+									</div>
+								}
+								placement="top"
+							>
+								<div
+									className="metrics-aggregation-section-content-item-label"
+									style={{ cursor: 'help' }}
+								>
+									every
+								</div>
+							</Tooltip>
 
 							<div className="metrics-aggregation-section-content-item-value">
 								<InputWithLabel

frontend/src/components/QueryBuilderV2/QueryV2/MetricsSelect/MetricsSelect.tsx

@@ -9,10 +9,12 @@ export const MetricsSelect = memo(function MetricsSelect({
 	query,
 	index,
 	version,
+	signalSource,
 }: {
 	query: IBuilderQuery;
 	index: number;
 	version: string;
+	signalSource: 'meter' | '';
 }): JSX.Element {
 	const { handleChangeAggregatorAttribute } = useQueryOperations({
 		index,
@@ -22,7 +24,12 @@ export const MetricsSelect = memo(function MetricsSelect({
 
 	return (
 		<div className="metrics-select-container">
-			<AggregatorFilter onChange={handleChangeAggregatorAttribute} query={query} />
+			<AggregatorFilter
+				onChange={handleChangeAggregatorAttribute}
+				query={query}
+				index={index}
+				signalSource={signalSource || ''}
+			/>
 		</div>
 	);
 });

frontend/src/components/QueryBuilderV2/QueryV2/QueryAddOns/HavingFilter/HavingFilter.tsx

@@ -95,7 +95,8 @@ function HavingFilter({
 	queryData: IBuilderQuery;
 }): JSX.Element {
 	const isDarkMode = useIsDarkMode();
-	const { aggregationOptions } = useQueryBuilderV2Context();
+	const { getAggregationOptions } = useQueryBuilderV2Context();
+	const aggregationOptions = getAggregationOptions(queryData.queryName);
 	const having = queryData?.having as Having;
 	const [input, setInput] = useState(having?.expression || '');
 

frontend/src/components/QueryBuilderV2/QueryV2/QueryAddOns/QueryAddOns.styles.scss

@@ -111,17 +111,13 @@
 					border-radius: 2px !important;
 					font-size: 12px !important;
 					font-weight: 500 !important;
-					margin-top: -2px !important;
-					width: 100% !important;
 					position: absolute !important;
-					top: 38px !important;
+					top: calc(100% + 6px) !important;
 					left: 0px !important;
+					right: 0px !important;
 
 					border-radius: 4px;
 					border: 1px solid var(--bg-slate-200, #1d212d);
-					border-top: none !important;
-					border-top-left-radius: 0px !important;
-					border-top-right-radius: 0px !important;
 					background: linear-gradient(
 						139deg,
 						rgba(18, 19, 23, 0.8) 0%,
@@ -129,6 +125,7 @@
 					) !important;
 					backdrop-filter: blur(20px);
 					box-sizing: border-box;
+					box-shadow: 0 4px 8px rgba(0, 0, 0, 0.6);
 					font-family: 'Space Mono', monospace !important;
 
 					ul {
@@ -330,6 +327,7 @@
 						background: var(--bg-vanilla-100) !important;
 						border: 1px solid var(--bg-vanilla-300) !important;
 						color: var(--bg-ink-500) !important;
+						box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1) !important;
 
 						ul {
 							li {

frontend/src/components/QueryBuilderV2/QueryV2/QueryAddOns/QueryAddOns.tsx

@@ -1,6 +1,7 @@
+/* eslint-disable react/require-default-props */
 import './QueryAddOns.styles.scss';
 
-import { Button, Radio, RadioChangeEvent } from 'antd';
+import { Button, Radio, RadioChangeEvent, Tooltip } from 'antd';
 import InputWithLabel from 'components/InputWithLabel/InputWithLabel';
 import { PANEL_TYPES } from 'constants/queryBuilder';
 import { GroupByFilter } from 'container/QueryBuilder/filters/GroupByFilter/GroupByFilter';
@@ -9,7 +10,7 @@ import { ReduceToFilter } from 'container/QueryBuilder/filters/ReduceToFilter/Re
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { useQueryOperations } from 'hooks/queryBuilder/useQueryBuilderOperations';
 import { isEmpty } from 'lodash-es';
-import { BarChart2, ChevronUp, ScrollText } from 'lucide-react';
+import { BarChart2, ChevronUp, ExternalLink, ScrollText } from 'lucide-react';
 import { useCallback, useEffect, useState } from 'react';
 import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
 import { MetricAggregation } from 'types/api/v5/queryRange';
@@ -21,6 +22,8 @@ interface AddOn {
 	icon: React.ReactNode;
 	label: string;
 	key: string;
+	description?: string;
+	docLink?: string;
 }
 
 const ADD_ONS_KEYS = {
@@ -36,26 +39,45 @@ const ADD_ONS = [
 		icon: <BarChart2 size={14} />,
 		label: 'Group By',
 		key: 'group_by',
+		description:
+			'Break down data by attributes like service name, endpoint, status code, or region. Essential for spotting patterns and comparing performance across different segments.',
+		docLink: 'https://signoz.io/docs/userguide/query-builder-v5/#grouping',
 	},
 	{
 		icon: <ScrollText size={14} />,
 		label: 'Having',
 		key: 'having',
+		description:
+			'Filter grouped results based on aggregate conditions. Show only groups meeting specific criteria, like error rates > 5% or p99 latency > 500',
+		docLink:
+			'https://signoz.io/docs/userguide/query-builder-v5/#conditional-filtering-with-having',
 	},
 	{
 		icon: <ScrollText size={14} />,
 		label: 'Order By',
 		key: 'order_by',
+		description:
+			'Sort results to surface what matters most. Quickly identify slowest operations, most frequent errors, or highest resource consumers.',
+		docLink:
+			'https://signoz.io/docs/userguide/query-builder-v5/#sorting--limiting',
 	},
 	{
 		icon: <ScrollText size={14} />,
 		label: 'Limit',
 		key: 'limit',
+		description:
+			'Show only the top/bottom N results. Perfect for focusing on outliers, reducing noise, and improving dashboard performance.',
+		docLink:
+			'https://signoz.io/docs/userguide/query-builder-v5/#sorting--limiting',
 	},
 	{
 		icon: <ScrollText size={14} />,
 		label: 'Legend format',
 		key: 'legend_format',
+		description:
+			'Customize series labels using variables like {{service.name}}-{{endpoint}}. Makes charts readable at a glance during incident investigation.',
+		docLink:
+			'https://signoz.io/docs/userguide/query-builder-v5/#legend-formatting',
 	},
 ];
 
@@ -63,8 +85,58 @@ const REDUCE_TO = {
 	icon: <ScrollText size={14} />,
 	label: 'Reduce to',
 	key: 'reduce_to',
+	description:
+		'Apply mathematical operations like sum, average, min, max, or percentiles to reduce multiple time series into a single value.',
+	docLink:
+		'https://signoz.io/docs/userguide/query-builder-v5/#reduce-operations',
 };
 
+// Custom tooltip content component
+function TooltipContent({
+	label,
+	description,
+	docLink,
+}: {
+	label: string;
+	description?: string;
+	docLink?: string;
+}): JSX.Element {
+	return (
+		<div
+			style={{
+				display: 'flex',
+				flexDirection: 'column',
+				gap: '8px',
+				maxWidth: '300px',
+			}}
+		>
+			<strong style={{ fontSize: '14px' }}>{label}</strong>
+			{description && (
+				<span style={{ fontSize: '12px', lineHeight: '1.5' }}>{description}</span>
+			)}
+			{docLink && (
+				<a
+					href={docLink}
+					target="_blank"
+					rel="noopener noreferrer"
+					onClick={(e): void => e.stopPropagation()}
+					style={{
+						display: 'flex',
+						alignItems: 'center',
+						gap: '4px',
+						color: '#4096ff',
+						fontSize: '12px',
+						marginTop: '4px',
+					}}
+				>
+					Learn more
+					<ExternalLink size={12} />
+				</a>
+			)}
+		</div>
+	);
+}
+
 function QueryAddOns({
 	query,
 	version,
@@ -212,7 +284,21 @@ function QueryAddOns({
 					{selectedViews.find((view) => view.key === 'group_by') && (
 						<div className="add-on-content">
 							<div className="periscope-input-with-label">
-								<div className="label">Group By</div>
+								<Tooltip
+									title={
+										<TooltipContent
+											label="Group By"
+											description="Break down data by attributes like service name, endpoint, status code, or region. Essential for spotting patterns and comparing performance across different segments."
+											docLink="https://signoz.io/docs/userguide/query-builder-v5/#grouping"
+										/>
+									}
+									placement="top"
+									mouseEnterDelay={0.5}
+								>
+									<div className="label" style={{ cursor: 'help' }}>
+										Group By
+									</div>
+								</Tooltip>
 								<div className="input">
 									<GroupByFilter
 										disabled={
@@ -234,7 +320,21 @@ function QueryAddOns({
 					{selectedViews.find((view) => view.key === 'having') && (
 						<div className="add-on-content">
 							<div className="periscope-input-with-label">
-								<div className="label">Having</div>
+								<Tooltip
+									title={
+										<TooltipContent
+											label="Having"
+											description="Filter grouped results based on aggregate conditions. Show only groups meeting specific criteria, like error rates > 5% or p99 latency > 500"
+											docLink="https://signoz.io/docs/userguide/query-builder-v5/#conditional-filtering-with-having"
+										/>
+									}
+									placement="top"
+									mouseEnterDelay={0.5}
+								>
+									<div className="label" style={{ cursor: 'help' }}>
+										Having
+									</div>
+								</Tooltip>
 								<div className="input">
 									<HavingFilter
 										onClose={(): void => {
@@ -266,7 +366,21 @@ function QueryAddOns({
 					{selectedViews.find((view) => view.key === 'order_by') && (
 						<div className="add-on-content">
 							<div className="periscope-input-with-label">
-								<div className="label">Order By</div>
+								<Tooltip
+									title={
+										<TooltipContent
+											label="Order By"
+											description="Sort results to surface what matters most. Quickly identify slowest operations, most frequent errors, or highest resource consumers."
+											docLink="https://signoz.io/docs/userguide/query-builder-v5/#sorting--limiting"
+										/>
+									}
+									placement="top"
+									mouseEnterDelay={0.5}
+								>
+									<div className="label" style={{ cursor: 'help' }}>
+										Order By
+									</div>
+								</Tooltip>
 								<div className="input">
 									<OrderByFilter
 										entityVersion={version}
@@ -290,7 +404,21 @@ function QueryAddOns({
 					{selectedViews.find((view) => view.key === 'reduce_to') && showReduceTo && (
 						<div className="add-on-content">
 							<div className="periscope-input-with-label">
-								<div className="label">Reduce to</div>
+								<Tooltip
+									title={
+										<TooltipContent
+											label="Reduce to"
+											description="Apply mathematical operations like sum, average, min, max, or percentiles to reduce multiple time series into a single value."
+											docLink="https://signoz.io/docs/userguide/query-builder-v5/#reduce-operations"
+										/>
+									}
+									placement="top"
+									mouseEnterDelay={0.5}
+								>
+									<div className="label" style={{ cursor: 'help' }}>
+										Reduce to
+									</div>
+								</Tooltip>
 								<div className="input">
 									<ReduceToFilter query={query} onChange={handleChangeReduceToV5} />
 								</div>
@@ -330,20 +458,32 @@ function QueryAddOns({
 					value={selectedViews}
 				>
 					{addOns.map((addOn) => (
-						<Radio.Button
-							key={addOn.label}
-							className={
-								selectedViews.find((view) => view.key === addOn.key)
-									? 'selected-view tab'
-									: 'tab'
+						<Tooltip
+							key={addOn.key}
+							title={
+								<TooltipContent
+									label={addOn.label}
+									description={addOn.description}
+									docLink={addOn.docLink}
+								/>
 							}
-							value={addOn}
+							placement="top"
+							mouseEnterDelay={0.5}
 						>
-							<div className="add-on-tab-title">
-								{addOn.icon}
-								{addOn.label}
-							</div>
-						</Radio.Button>
+							<Radio.Button
+								className={
+									selectedViews.find((view) => view.key === addOn.key)
+										? 'selected-view tab'
+										: 'tab'
+								}
+								value={addOn}
+							>
+								<div className="add-on-tab-title">
+									{addOn.icon}
+									{addOn.label}
+								</div>
+							</Radio.Button>
+						</Tooltip>
 					))}
 				</Radio.Group>
 			</div>

frontend/src/components/QueryBuilderV2/QueryV2/QueryAggregation/QueryAggregation.styles.scss

@@ -63,17 +63,14 @@
 						border-radius: 2px !important;
 						font-size: 12px !important;
 						font-weight: 500 !important;
-						margin-top: 8px !important;
 						min-width: 400px !important;
 						position: absolute !important;
+						top: calc(100% + 6px) !important;
 						left: 0px !important;
-						width: 100% !important;
+						right: 0px !important;
 
 						border-radius: 4px;
 						border: 1px solid var(--bg-slate-200, #1d212d);
-						border-top: none !important;
-						border-top-left-radius: 0px !important;
-						border-top-right-radius: 0px !important;
 						background: linear-gradient(
 							139deg,
 							rgba(18, 19, 23, 0.8) 0%,
@@ -81,6 +78,7 @@
 						) !important;
 						backdrop-filter: blur(20px);
 						box-sizing: border-box;
+						box-shadow: 0 4px 8px rgba(0, 0, 0, 0.6);
 						font-family: 'Space Mono', monospace !important;
 
 						ul {
@@ -269,6 +267,7 @@
 							background: var(--bg-vanilla-100) !important;
 							border: 1px solid var(--bg-vanilla-300) !important;
 							color: var(--bg-ink-500) !important;
+							box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1) !important;
 
 							ul {
 								li {

frontend/src/components/QueryBuilderV2/QueryV2/QueryAggregation/QueryAggregation.tsx

@@ -1,5 +1,6 @@
 import './QueryAggregation.styles.scss';
 
+import { Tooltip } from 'antd';
 import InputWithLabel from 'components/InputWithLabel/InputWithLabel';
 import { PANEL_TYPES } from 'constants/queryBuilder';
 import { useMemo } from 'react';
@@ -53,7 +54,31 @@ function QueryAggregationOptions({
 
 				{showAggregationInterval && (
 					<div className="query-aggregation-interval">
-						<div className="query-aggregation-interval-label">every</div>
+						<Tooltip
+							title={
+								<div>
+									Set the time interval for aggregation
+									<br />
+									<a
+										href="https://signoz.io/docs/userguide/query-builder-v5/#time-aggregation-windows"
+										target="_blank"
+										rel="noopener noreferrer"
+										style={{ color: '#1890ff', textDecoration: 'underline' }}
+									>
+										Learn about step intervals
+									</a>
+								</div>
+							}
+							placement="top"
+						>
+							<div
+								className="metrics-aggregation-section-content-item-label"
+								style={{ cursor: 'help' }}
+							>
+								every
+							</div>
+						</Tooltip>
+
 						<div className="query-aggregation-interval-input-container">
 							<InputWithLabel
 								initialValue={

frontend/src/components/QueryBuilderV2/QueryV2/QueryAggregation/QueryAggregationSelect.tsx

@@ -27,13 +27,13 @@ import CodeMirror, {
 	ViewPlugin,
 	ViewUpdate,
 } from '@uiw/react-codemirror';
-import { Button, Popover } from 'antd';
+import { Button, Popover, Tooltip } from 'antd';
 import { getKeySuggestions } from 'api/querySuggestions/getKeySuggestions';
 import { QUERY_BUILDER_KEY_TYPES } from 'constants/antlrQueryConstants';
 import { QueryBuilderKeys } from 'constants/queryBuilder';
 import { tracesAggregateOperatorOptions } from 'constants/queryBuilderOperators';
 import { useIsDarkMode } from 'hooks/useDarkMode';
-import { TriangleAlert } from 'lucide-react';
+import { Info, TriangleAlert } from 'lucide-react';
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
 import { useQuery } from 'react-query';
 import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
@@ -263,7 +263,7 @@ function QueryAggregationSelect({
 
 		setValidationError(validateAggregations());
 		setFunctionArgPairs(pairs);
-		setAggregationOptions(pairs);
+		setAggregationOptions(queryData.queryName, pairs);
 		// eslint-disable-next-line react-hooks/exhaustive-deps
 	}, [input, maxAggregations, validFunctions]);
 
@@ -639,6 +639,50 @@ function QueryAggregationSelect({
 					}
 				}}
 			/>
+
+			<Tooltip
+				title={
+					<div>
+						Aggregation functions:
+						<br />
+						<span style={{ fontSize: '12px', lineHeight: '1.4' }}>
+							• <strong>count</strong> - number of occurrences
+							<br />• <strong>sum/avg</strong> - sum/average of values
+							<br />• <strong>min/max</strong> - minimum/maximum value
+							<br />• <strong>p50/p90/p99</strong> - percentiles
+							<br />• <strong>count_distinct</strong> - unique values
+							<br />• <strong>rate</strong> - per-interval rate
+						</span>
+						<br />
+						<a
+							href="https://signoz.io/docs/userguide/query-builder-v5/#core-aggregation-functions"
+							target="_blank"
+							rel="noopener noreferrer"
+							style={{ color: '#1890ff', textDecoration: 'underline' }}
+						>
+							View documentation
+						</a>
+					</div>
+				}
+				placement="left"
+			>
+				<div
+					style={{
+						position: 'absolute',
+						top: '8px', // Match the error icon's top position
+						right: validationError ? '40px' : '8px', // Move left when error icon is shown
+						cursor: 'help',
+						zIndex: 10,
+						transition: 'right 0.2s ease',
+					}}
+				>
+					<Info
+						size={14}
+						style={{ opacity: 0.9, color: isDarkMode ? '#ffffff' : '#000000' }}
+					/>
+				</div>
+			</Tooltip>
+
 			{validationError && (
 				<div className="query-aggregation-error-container">
 					<Popover

frontend/src/components/QueryBuilderV2/QueryV2/QueryFooter/QueryFooter.tsx

@@ -12,22 +12,7 @@ export default function QueryFooter({
 		<div className="qb-footer">
 			<div className="qb-footer-container">
 				<div className="qb-add-new-query">
-					<Tooltip
-						title={
-							<div style={{ textAlign: 'center' }}>
-								Add New Query
-								<Typography.Link
-									href="https://signoz.io/docs/userguide/query-builder/?utm_source=product&utm_medium=query-builder#multiple-queries-and-functions"
-									target="_blank"
-									style={{ textDecoration: 'underline' }}
-								>
-									{' '}
-									<br />
-									Learn more
-								</Typography.Link>
-							</div>
-						}
-					>
+					<Tooltip title={<div style={{ textAlign: 'center' }}>Add New Query</div>}>
 						<Button
 							className="add-new-query-button periscope-btn secondary"
 							type="text"
@@ -43,7 +28,7 @@ export default function QueryFooter({
 							<div style={{ textAlign: 'center' }}>
 								Add New Formula
 								<Typography.Link
-									href="https://signoz.io/docs/userguide/query-builder/?utm_source=product&utm_medium=query-builder#multiple-queries-and-functions"
+									href="https://signoz.io/docs/userguide/query-builder-v5/#multi-query-analysis-advanced-comparisons"
 									target="_blank"
 									style={{ textDecoration: 'underline' }}
 								>

frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/QuerySearch.styles.scss

@@ -48,7 +48,7 @@
 
 	.cm-editor {
 		border-radius: 2px;
-		overflow: hidden;
+		// overflow: hidden;
 		background-color: transparent !important;
 
 		&:focus-within {
@@ -75,11 +75,11 @@
 			border-radius: 2px !important;
 			font-size: 12px !important;
 			font-weight: 500 !important;
-			margin-top: -2px !important;
 			min-width: 400px !important;
-			position: relative !important;
-			top: 0px !important;
+			position: absolute !important;
+			top: calc(100% + 6px) !important;
 			left: 0px !important;
+			right: 0px !important;
 
 			border-radius: 4px;
 			border: 0px;
@@ -91,6 +91,8 @@
 			backdrop-filter: blur(20px);
 			box-sizing: border-box;
 			font-family: 'Space Mono', monospace !important;
+			border: 1px solid var(--bg-slate-200);
+			box-shadow: 0 4px 8px rgba(0, 0, 0, 0.6);
 
 			ul {
 				width: 100% !important;
@@ -571,9 +573,9 @@
 
 			.cm-tooltip-autocomplete {
 				background: var(--bg-vanilla-100) !important;
-
-				border: 0px;
+				border: 1px solid var(--bg-vanilla-300);
 				backdrop-filter: blur(20px);
+				box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1) !important;
 
 				ul {
 					li {

frontend/src/components/QueryBuilderV2/QueryV2/QuerySearch/QuerySearch.tsx

@@ -16,12 +16,13 @@ import { Color } from '@signozhq/design-tokens';
 import { copilot } from '@uiw/codemirror-theme-copilot';
 import { githubLight } from '@uiw/codemirror-theme-github';
 import CodeMirror, { EditorView, keymap, Prec } from '@uiw/react-codemirror';
-import { Button, Card, Collapse, Popover, Tag } from 'antd';
+import { Button, Card, Collapse, Popover, Tag, Tooltip } from 'antd';
 import { getKeySuggestions } from 'api/querySuggestions/getKeySuggestions';
 import { getValueSuggestions } from 'api/querySuggestions/getValueSuggestion';
 import cx from 'classnames';
 import {
 	negationQueryOperatorSuggestions,
+	OPERATORS,
 	QUERY_BUILDER_KEY_TYPES,
 	QUERY_BUILDER_OPERATORS_BY_KEY_TYPE,
 	queryOperatorSuggestions,
@@ -30,7 +31,7 @@ import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { useIsDarkMode } from 'hooks/useDarkMode';
 import useDebounce from 'hooks/useDebounce';
 import { debounce, isNull } from 'lodash-es';
-import { TriangleAlert } from 'lucide-react';
+import { Info, TriangleAlert } from 'lucide-react';
 import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
 import {
 	IDetailedError,
@@ -40,11 +41,11 @@ import {
 import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
 import { QueryKeyDataSuggestionsProps } from 'types/api/querySuggestions/types';
 import { DataSource } from 'types/common/queryBuilder';
-import { validateQuery } from 'utils/antlrQueryUtils';
 import {
 	getCurrentValueIndexAtCursor,
 	getQueryContextAtCursor,
 } from 'utils/queryContextUtils';
+import { validateQuery } from 'utils/queryValidationUtils';
 import { unquote } from 'utils/stringUtils';
 
 import { queryExamples } from './constants';
@@ -80,18 +81,17 @@ function QuerySearch({
 	queryData,
 	dataSource,
 	onRun,
+	signalSource,
 }: {
 	onChange: (value: string) => void;
 	queryData: IBuilderQuery;
 	dataSource: DataSource;
+	signalSource?: string;
 	onRun?: (query: string) => void;
 }): JSX.Element {
 	const isDarkMode = useIsDarkMode();
 	const [query, setQuery] = useState<string>(queryData.filter?.expression || '');
-	const [valueSuggestions, setValueSuggestions] = useState<any[]>([
-		{ label: 'error', type: 'value' },
-		{ label: 'frontend', type: 'value' },
-	]);
+	const [valueSuggestions, setValueSuggestions] = useState<any[]>([]);
 	const [activeKey, setActiveKey] = useState<string>('');
 	const [isLoadingSuggestions, setIsLoadingSuggestions] = useState(false);
 	const [queryContext, setQueryContext] = useState<IQueryContext | null>(null);
@@ -114,9 +114,27 @@ function QuerySearch({
 		}
 	};
 
+	// Track if the query was changed externally (from queryData) vs internally (user input)
+	const [isExternalQueryChange, setIsExternalQueryChange] = useState(false);
+	const [lastExternalQuery, setLastExternalQuery] = useState<string>('');
+
 	useEffect(() => {
-		setQuery(queryData.filter?.expression || '');
-	}, [queryData.filter?.expression]);
+		const newQuery = queryData.filter?.expression || '';
+		// Only mark as external change if the query actually changed from external source
+		if (newQuery !== lastExternalQuery) {
+			setQuery(newQuery);
+			setIsExternalQueryChange(true);
+			setLastExternalQuery(newQuery);
+		}
+	}, [queryData.filter?.expression, lastExternalQuery]);
+
+	// Validate query when it changes externally (from queryData)
+	useEffect(() => {
+		if (isExternalQueryChange && query) {
+			handleQueryValidation(query);
+			setIsExternalQueryChange(false);
+		}
+	}, [isExternalQueryChange, query]);
 
 	const [keySuggestions, setKeySuggestions] = useState<
 		QueryKeyDataSuggestionsProps[] | null
@@ -127,7 +145,6 @@ function QuerySearch({
 	const [cursorPos, setCursorPos] = useState({ line: 0, ch: 0 });
 	const [isFocused, setIsFocused] = useState(false);
 
-	const [isCompleteKeysList, setIsCompleteKeysList] = useState(false);
 	const [
 		isFetchingCompleteValuesList,
 		setIsFetchingCompleteValuesList,
@@ -170,36 +187,75 @@ function QuerySearch({
 		500,
 	);
 
-	const fetchKeySuggestions = async (searchText?: string): Promise<void> => {
-		if (dataSource === DataSource.METRICS && !queryData.aggregateAttribute?.key) {
-			setKeySuggestions([]);
-			return;
-		}
-		const response = await getKeySuggestions({
-			signal: dataSource,
-			searchText: searchText || '',
-			metricName: debouncedMetricName ?? undefined,
-		});
+	const toggleSuggestions = useCallback(
+		(timeout?: number) => {
+			const timeoutId = setTimeout(() => {
+				if (!editorRef.current) return;
+				if (isFocused) {
+					startCompletion(editorRef.current);
+				} else {
+					closeCompletion(editorRef.current);
+				}
+			}, timeout);
 
-		if (response.data.data) {
-			const { complete, keys } = response.data.data;
-			const options = generateOptions(keys);
-			// Use a Map to deduplicate by label and preserve order: new options take precedence
-			const merged = new Map<string, QueryKeyDataSuggestionsProps>();
-			options.forEach((opt) => merged.set(opt.label, opt));
-			if (searchText && lastKeyRef.current !== searchText) {
-				(keySuggestions || []).forEach((opt) => {
-					if (!merged.has(opt.label)) merged.set(opt.label, opt);
-				});
+			return (): void => clearTimeout(timeoutId);
+		},
+		[isFocused],
+	);
+
+	const fetchKeySuggestions = useCallback(
+		async (searchText?: string): Promise<void> => {
+			if (
+				dataSource === DataSource.METRICS &&
+				!queryData.aggregateAttribute?.key
+			) {
+				setKeySuggestions([]);
+				return;
 			}
-			setKeySuggestions(Array.from(merged.values()));
-			setIsCompleteKeysList(complete);
-		}
-	};
+			const response = await getKeySuggestions({
+				signal: dataSource,
+				searchText: searchText || '',
+				metricName: debouncedMetricName ?? undefined,
+				signalSource: signalSource as 'meter' | '',
+			});
+
+			if (response.data.data) {
+				const { keys } = response.data.data;
+				const options = generateOptions(keys);
+				// Use a Map to deduplicate by label and preserve order: new options take precedence
+				const merged = new Map<string, QueryKeyDataSuggestionsProps>();
+				options.forEach((opt) => merged.set(opt.label, opt));
+				if (searchText && lastKeyRef.current !== searchText) {
+					(keySuggestions || []).forEach((opt) => {
+						if (!merged.has(opt.label)) merged.set(opt.label, opt);
+					});
+				}
+				setKeySuggestions(Array.from(merged.values()));
+
+				// Force reopen the completion if editor is available and focused
+				if (editorRef.current) {
+					toggleSuggestions(10);
+				}
+			}
+		},
+		[
+			dataSource,
+			debouncedMetricName,
+			keySuggestions,
+			toggleSuggestions,
+			queryData.aggregateAttribute?.key,
+			signalSource,
+		],
+	);
+
+	const debouncedFetchKeySuggestions = useMemo(
+		() => debounce(fetchKeySuggestions, 300),
+		[fetchKeySuggestions],
+	);
 
 	useEffect(() => {
 		setKeySuggestions([]);
-		fetchKeySuggestions();
+		debouncedFetchKeySuggestions();
 		// eslint-disable-next-line react-hooks/exhaustive-deps
 	}, [dataSource, debouncedMetricName]);
 
@@ -310,6 +366,11 @@ function QuerySearch({
 				},
 			]);
 
+			// Force reopen the completion if editor is available and focused
+			if (editorRef.current) {
+				toggleSuggestions(10);
+			}
+
 			const sanitizedSearchText = searchText ? searchText?.trim() : '';
 
 			try {
@@ -317,6 +378,7 @@ function QuerySearch({
 					key,
 					searchText: sanitizedSearchText,
 					signal: dataSource,
+					signalSource: signalSource as 'meter' | '',
 				});
 
 				// Skip updates if component unmounted or key changed
@@ -382,13 +444,9 @@ function QuerySearch({
 						]);
 					}
 
-					// Force reopen the completion if editor is available
+					// Force reopen the completion if editor is available and focused
 					if (editorRef.current) {
-						setTimeout(() => {
-							if (isMountedRef.current && editorRef.current) {
-								startCompletion(editorRef.current);
-							}
-						}, 10);
+						toggleSuggestions(10);
 					}
 				}
 			} catch (error) {
@@ -408,7 +466,13 @@ function QuerySearch({
 				setIsFetchingCompleteValuesList(false);
 			}
 		},
-		[activeKey, dataSource, isLoadingSuggestions],
+		[
+			activeKey,
+			dataSource,
+			isLoadingSuggestions,
+			signalSource,
+			toggleSuggestions,
+		],
 	);
 
 	const debouncedFetchValueSuggestions = useMemo(
@@ -468,14 +532,13 @@ function QuerySearch({
 		}
 	}, []);
 
-	const handleQueryChange = useCallback(async (newQuery: string) => {
-		setQuery(newQuery);
-	}, []);
-
 	const handleChange = (value: string): void => {
 		setQuery(value);
-		handleQueryChange(value);
 		onChange(value);
+		// Mark as internal change to avoid triggering external validation
+		setIsExternalQueryChange(false);
+		// Update lastExternalQuery to prevent external validation trigger
+		setLastExternalQuery(value);
 	};
 
 	const handleBlur = (): void => {
@@ -483,24 +546,27 @@ function QuerySearch({
 		setIsFocused(false);
 	};
 
-	useEffect(() => {
-		if (query) {
-			handleQueryValidation(query);
-		}
-
-		return (): void => {
+	useEffect(
+		() => (): void => {
 			if (debouncedFetchValueSuggestions) {
 				debouncedFetchValueSuggestions.cancel();
 			}
-		};
+			if (debouncedFetchKeySuggestions) {
+				debouncedFetchKeySuggestions.cancel();
+			}
+		},
 		// eslint-disable-next-line react-hooks/exhaustive-deps
-	}, []);
+		[],
+	);
 
 	const handleExampleClick = (exampleQuery: string): void => {
 		// If there's an existing query, append the example with AND
 		const newQuery = query ? `${query} AND ${exampleQuery}` : exampleQuery;
 		setQuery(newQuery);
-		handleQueryChange(newQuery);
+		// Mark as internal change to avoid triggering external validation
+		setIsExternalQueryChange(false);
+		// Update lastExternalQuery to prevent external validation trigger
+		setLastExternalQuery(newQuery);
 	};
 
 	// Helper function to render a badge for the current context mode
@@ -743,16 +809,14 @@ function QuerySearch({
 		}
 
 		if (queryContext.isInKey) {
-			const searchText = word?.text.toLowerCase() ?? '';
+			const searchText = word?.text.toLowerCase().trim() ?? '';
 
 			options = (keySuggestions || []).filter((option) =>
 				option.label.toLowerCase().includes(searchText),
 			);
 
-			if (!isCompleteKeysList && options.length === 0) {
-				setTimeout(() => {
-					fetchKeySuggestions(searchText);
-				}, 300);
+			if (options.length === 0 && lastKeyRef.current !== searchText) {
+				debouncedFetchKeySuggestions(searchText);
 			}
 
 			// If we have previous pairs, we can prioritize keys that haven't been used yet
@@ -827,12 +891,32 @@ function QuerySearch({
 									QUERY_BUILDER_KEY_TYPES.STRING
 								].includes(op.label),
 							)
-							.map((op) => ({
-								...op,
-								boost: ['=', '!=', 'LIKE', 'ILIKE', 'CONTAINS', 'IN'].includes(op.label)
-									? 100
-									: 0,
-							}));
+							.map((op) => {
+								if (op.label === OPERATORS['=']) {
+									return {
+										...op,
+										boost: 200,
+									};
+								}
+								if (
+									[
+										OPERATORS['!='],
+										OPERATORS.LIKE,
+										OPERATORS.ILIKE,
+										OPERATORS.CONTAINS,
+										OPERATORS.IN,
+									].includes(op.label)
+								) {
+									return {
+										...op,
+										boost: 100,
+									};
+								}
+								return {
+									...op,
+									boost: 0,
+								};
+							});
 					} else if (keyType === QUERY_BUILDER_KEY_TYPES.BOOLEAN) {
 						// Prioritize boolean operators
 						options = options
@@ -841,10 +925,24 @@ function QuerySearch({
 									QUERY_BUILDER_KEY_TYPES.BOOLEAN
 								].includes(op.label),
 							)
-							.map((op) => ({
-								...op,
-								boost: ['=', '!='].includes(op.label) ? 100 : 0,
-							}));
+							.map((op) => {
+								if (op.label === OPERATORS['=']) {
+									return {
+										...op,
+										boost: 200,
+									};
+								}
+								if (op.label === OPERATORS['!=']) {
+									return {
+										...op,
+										boost: 100,
+									};
+								}
+								return {
+									...op,
+									boost: 0,
+								};
+							});
 					}
 				}
 			}
@@ -1034,26 +1132,15 @@ function QuerySearch({
 
 	// Effect to handle focus state and trigger suggestions
 	useEffect(() => {
-		if (editorRef.current) {
-			if (!isFocused) {
-				closeCompletion(editorRef.current);
-			} else {
-				startCompletion(editorRef.current);
-			}
-		}
-	}, [isFocused]);
+		const clearTimeout = toggleSuggestions(10);
+		return (): void => clearTimeout();
+	}, [isFocused, toggleSuggestions]);
 
 	useEffect(() => {
 		if (!queryContext) return;
-
 		// Trigger suggestions based on context
 		if (editorRef.current) {
-			// Small delay to ensure the context is fully updated
-			setTimeout(() => {
-				if (editorRef.current) {
-					startCompletion(editorRef.current);
-				}
-			}, 50);
+			toggleSuggestions(10);
 		}
 
 		// Handle value suggestions for value context
@@ -1066,7 +1153,28 @@ function QuerySearch({
 				fetchValueSuggestions({ key });
 			}
 		}
-	}, [queryContext, activeKey, isLoadingSuggestions, fetchValueSuggestions]);
+	}, [
+		queryContext,
+		toggleSuggestions,
+		isLoadingSuggestions,
+		activeKey,
+		fetchValueSuggestions,
+	]);
+
+	const getTooltipContent = (): JSX.Element => (
+		<div>
+			Need help with search syntax?
+			<br />
+			<a
+				href="https://signoz.io/docs/userguide/search-syntax/"
+				target="_blank"
+				rel="noopener noreferrer"
+				style={{ color: '#1890ff', textDecoration: 'underline' }}
+			>
+				View documentation
+			</a>
+		</div>
+	);
 
 	return (
 		<div className="code-mirror-where-clause">
@@ -1109,6 +1217,31 @@ function QuerySearch({
 			)}
 
 			<div className="query-where-clause-editor-container">
+				<Tooltip title={getTooltipContent()} placement="left">
+					<a
+						href="https://signoz.io/docs/userguide/search-syntax/"
+						target="_blank"
+						rel="noopener noreferrer"
+						style={{
+							position: 'absolute',
+							top: 8,
+							right: validation.isValid === false && query ? 40 : 8, // Move left when error shown
+							cursor: 'help',
+							zIndex: 10,
+							transition: 'right 0.2s ease',
+							display: 'inline-flex',
+							alignItems: 'center',
+							color: '#8c8c8c',
+						}}
+						onClick={(e): void => e.stopPropagation()}
+					>
+						<Info
+							size={14}
+							style={{ opacity: 0.9, color: isDarkMode ? '#ffffff' : '#000000' }}
+						/>
+					</a>
+				</Tooltip>
+
 				<CodeMirror
 					value={query}
 					theme={isDarkMode ? copilot : githubLight}
@@ -1167,7 +1300,7 @@ function QuerySearch({
 							]),
 						),
 					]}
-					placeholder="Enter your filter query (e.g., status = 'error' AND service = 'frontend')"
+					placeholder="Enter your filter query (e.g., http.status_code >= 500 AND service.name = 'frontend')"
 					basicSetup={{
 						lineNumbers: false,
 					}}
@@ -1313,6 +1446,7 @@ function QuerySearch({
 
 QuerySearch.defaultProps = {
 	onRun: undefined,
+	signalSource: '',
 };
 
 export default QuerySearch;

frontend/src/components/QueryBuilderV2/QueryV2/QueryV2.tsx

@@ -28,6 +28,7 @@ export const QueryV2 = memo(function QueryV2({
 	isListViewPanel = false,
 	version,
 	showOnlyWhereClause = false,
+	signalSource = '',
 }: QueryProps & { ref: React.RefObject<HTMLDivElement> }): JSX.Element {
 	const { cloneQuery, panelType } = useQueryBuilder();
 
@@ -175,6 +176,7 @@ export const QueryV2 = memo(function QueryV2({
 										query={query}
 										index={index}
 										version={ENTITY_VERSION_V5}
+										signalSource={signalSource as 'meter' | ''}
 									/>
 								</div>
 							)}
@@ -186,6 +188,7 @@ export const QueryV2 = memo(function QueryV2({
 										onChange={handleSearchChange}
 										queryData={query}
 										dataSource={dataSource}
+										signalSource={signalSource}
 									/>
 								</div>
 
@@ -218,6 +221,7 @@ export const QueryV2 = memo(function QueryV2({
 								index={index}
 								key={`metrics-aggregate-section-${query.queryName}-${query.dataSource}`}
 								version="v4"
+								signalSource={signalSource as 'meter' | ''}
 							/>
 						)}
 

frontend/src/components/QueryBuilderV2/utils.ts

@@ -21,6 +21,7 @@ import { EQueryType } from 'types/common/dashboard';
 import { DataSource } from 'types/common/queryBuilder';
 import { extractQueryPairs } from 'utils/queryContextUtils';
 import { unquote } from 'utils/stringUtils';
+import { isFunctionOperator } from 'utils/tokenUtils';
 import { v4 as uuid } from 'uuid';
 
 /**
@@ -86,6 +87,10 @@ export const convertFiltersToExpression = (
 				return '';
 			}
 
+			if (isFunctionOperator(op)) {
+				return `${op}(${key.key}, ${value})`;
+			}
+
 			const formattedValue = formatValueForExpression(value, op);
 			return `${key.key} ${op} ${formattedValue}`;
 		})
@@ -539,43 +544,16 @@ export const convertAggregationToExpression = (
 	];
 };
 
-export const getQueryTitles = (currentQuery: Query): string[] => {
-	if (currentQuery.queryType === EQueryType.QUERY_BUILDER) {
-		const queryTitles: string[] = [];
-
-		// Handle builder queries with multiple aggregations
-		currentQuery.builder.queryData.forEach((q) => {
-			const aggregationCount = q.aggregations?.length || 1;
-
-			if (aggregationCount > 1) {
-				// If multiple aggregations, create titles like A.0, A.1, A.2
-				for (let i = 0; i < aggregationCount; i++) {
-					queryTitles.push(`${q.queryName}.${i}`);
-				}
-			} else {
-				// Single aggregation, just use query name
-				queryTitles.push(q.queryName);
-			}
-		});
-
-		// Handle formulas (they don't have aggregations, so just use query name)
-		const formulas = currentQuery.builder.queryFormulas.map((q) => q.queryName);
-
-		return [...queryTitles, ...formulas];
-	}
-
-	if (currentQuery.queryType === EQueryType.CLICKHOUSE) {
-		return currentQuery.clickhouse_sql.map((q) => q.name);
-	}
-
-	return currentQuery.promql.map((q) => q.name);
-};
-
 function getColId(
 	queryName: string,
 	aggregation: { alias?: string; expression?: string },
+	isMultipleAggregations: boolean,
 ): string {
-	return `${queryName}.${aggregation.expression}`;
+	if (isMultipleAggregations && aggregation.expression) {
+		return `${queryName}.${aggregation.expression}`;
+	}
+
+	return queryName;
 }
 
 // function to give you label value for query name taking multiaggregation into account
@@ -599,7 +577,7 @@ export function getQueryLabelWithAggregation(
 		const isMultipleAggregations = aggregations.length > 1;
 
 		aggregations.forEach((agg: any, index: number) => {
-			const columnId = getColId(queryName, agg);
+			const columnId = getColId(queryName, agg, isMultipleAggregations);
 
 			// For display purposes, show the aggregation index for multiple aggregations
 			const displayLabel = isMultipleAggregations

frontend/src/components/QuickFilters/FilterRenderers/Checkbox/Checkbox.tsx

@@ -17,6 +17,7 @@ import { DEBOUNCE_DELAY } from 'constants/queryBuilderFilterConfig';
 import { getOperatorValue } from 'container/QueryBuilder/filters/QueryBuilderSearch/utils';
 import { useGetAggregateValues } from 'hooks/queryBuilder/useGetAggregateValues';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
+import { useGetQueryKeyValueSuggestions } from 'hooks/querySuggestions/useGetQueryKeyValueSuggestions';
 import useDebouncedFn from 'hooks/useDebouncedFunction';
 import { cloneDeep, isArray, isEqual, isFunction } from 'lodash-es';
 import { ChevronDown, ChevronRight } from 'lucide-react';
@@ -73,18 +74,59 @@ export default function CheckboxFilter(props: ICheckboxProps): JSX.Element {
 			searchText: searchText ?? '',
 		},
 		{
-			enabled: isOpen,
+			enabled: isOpen && source !== QuickFiltersSource.METER_EXPLORER,
 			keepPreviousData: true,
 		},
 	);
 
+	const {
+		data: keyValueSuggestions,
+		isLoading: isLoadingKeyValueSuggestions,
+	} = useGetQueryKeyValueSuggestions({
+		key: filter.attributeKey.key,
+		signal: filter.dataSource || DataSource.LOGS,
+		signalSource: 'meter',
+		options: {
+			enabled: isOpen && source === QuickFiltersSource.METER_EXPLORER,
+			keepPreviousData: true,
+		},
+	});
+
 	const attributeValues: string[] = useMemo(() => {
 		const dataType = filter.attributeKey.dataType || DataTypes.String;
+
+		if (source === QuickFiltersSource.METER_EXPLORER && keyValueSuggestions) {
+			// Process the response data
+			const responseData = keyValueSuggestions?.data as any;
+			const values = responseData.data?.values || {};
+			const stringValues = values.stringValues || [];
+			const numberValues = values.numberValues || [];
+
+			// Generate options from string values - explicitly handle empty strings
+			const stringOptions = stringValues
+				// Strict filtering for empty string - we'll handle it as a special case if needed
+				.filter(
+					(value: string | null | undefined): value is string =>
+						value !== null && value !== undefined && value !== '',
+				);
+
+			// Generate options from number values
+			const numberOptions = numberValues
+				.filter(
+					(value: number | null | undefined): value is number =>
+						value !== null && value !== undefined,
+				)
+				.map((value: number) => value.toString());
+
+			// Combine all options and make sure we don't have duplicate labels
+			return [...stringOptions, ...numberOptions];
+		}
+
 		const key = DATA_TYPE_VS_ATTRIBUTE_VALUES_KEY[dataType];
 		return (data?.payload?.[key] || []).filter(
 			(val) => val !== undefined && val !== null,
 		);
-	}, [data?.payload, filter.attributeKey.dataType]);
+	}, [data?.payload, filter.attributeKey.dataType, keyValueSuggestions, source]);
 
 	const currentAttributeKeys = attributeValues.slice(0, visibleItemsCount);
 
@@ -478,12 +520,14 @@ export default function CheckboxFilter(props: ICheckboxProps): JSX.Element {
 					)}
 				</section>
 			</section>
-			{isOpen && isLoading && !attributeValues.length && (
-				<section className="loading">
-					<Skeleton paragraph={{ rows: 4 }} />
-				</section>
-			)}
-			{isOpen && !isLoading && (
+			{isOpen &&
+				(isLoading || isLoadingKeyValueSuggestions) &&
+				!attributeValues.length && (
+					<section className="loading">
+						<Skeleton paragraph={{ rows: 4 }} />
+					</section>
+				)}
+			{isOpen && !isLoading && !isLoadingKeyValueSuggestions && (
 				<>
 					{!isEmptyStateWithDocsEnabled && (
 						<section className="search">

frontend/src/components/QuickFilters/QuickFilters.styles.scss

@@ -1,6 +1,8 @@
 .quick-filters-container {
 	display: flex;
 	height: 100%;
+	position: relative;
+
 	.quick-filters-settings-container {
 		position: relative;
 	}
@@ -102,6 +104,37 @@
 			margin: 8px 12px;
 		}
 	}
+
+	.no-filters-container {
+		display: flex;
+		height: 100%;
+		gap: 8px;
+		align-items: center;
+		padding: 8px;
+	}
+}
+
+.perilin-bg {
+	position: absolute;
+	top: 0;
+	left: 0;
+	width: 100%;
+	height: 100%;
+
+	background: radial-gradient(circle, #fff 10%, transparent 0);
+	background-size: 12px 12px;
+	opacity: 1;
+
+	mask-image: radial-gradient(
+		circle at 50% 0,
+		rgba(11, 12, 14, 0.1) 0,
+		rgba(11, 12, 14, 0) 100%
+	);
+	-webkit-mask-image: radial-gradient(
+		circle at 50% 0,
+		rgba(11, 12, 14, 0.1) 0,
+		rgba(11, 12, 14, 0) 100%
+	);
 }
 
 .lightMode {

frontend/src/components/QuickFilters/QuickFilters.tsx

@@ -15,7 +15,7 @@ import { LOCALSTORAGE } from 'constants/localStorage';
 import { useApiMonitoringParams } from 'container/ApiMonitoring/queryParams';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { cloneDeep, isFunction, isNull } from 'lodash-es';
-import { Settings2 as SettingsIcon } from 'lucide-react';
+import { Frown, Settings2 as SettingsIcon } from 'lucide-react';
 import { useAppContext } from 'providers/App/App';
 import { useMemo, useState } from 'react';
 import { Query } from 'types/api/queryBuilder/queryBuilderData';
@@ -236,6 +236,13 @@ export default function QuickFilters(props: IQuickFiltersProps): JSX.Element {
 											);
 									}
 								})}
+
+								{filterConfig.length === 0 && (
+									<div className="no-filters-container">
+										<Frown size={16} />
+										<Typography.Text>No filters found</Typography.Text>
+									</div>
+								)}
 							</section>
 						</>
 					</OverlayScrollbar>

frontend/src/components/QuickFilters/QuickFiltersSettings/constants.ts

@@ -6,4 +6,5 @@ export const SIGNAL_DATA_SOURCE_MAP = {
 	[SignalType.TRACES]: DataSource.TRACES,
 	[SignalType.EXCEPTIONS]: DataSource.TRACES,
 	[SignalType.API_MONITORING]: DataSource.TRACES,
+	[SignalType.METER_EXPLORER]: DataSource.METRICS,
 };

frontend/src/components/QuickFilters/types.ts

@@ -23,6 +23,7 @@ export enum SignalType {
 	LOGS = 'logs',
 	API_MONITORING = 'api_monitoring',
 	EXCEPTIONS = 'exceptions',
+	METER_EXPLORER = 'meter_explorer',
 }
 
 export interface IQuickFiltersConfig {
@@ -53,4 +54,5 @@ export enum QuickFiltersSource {
 	TRACES_EXPLORER = 'traces-explorer',
 	API_MONITORING = 'api-monitoring',
 	EXCEPTIONS = 'exceptions',
+	METER_EXPLORER = 'meter-explorer',
 }

frontend/src/components/ResizeTable/ResizeTable.tsx

@@ -4,7 +4,7 @@ import { Table } from 'antd';
 import { ColumnsType } from 'antd/lib/table';
 import cx from 'classnames';
 import { dragColumnParams } from 'hooks/useDragColumns/configs';
-import { RowData } from 'lib/query/createTableColumnsFromQuery';
+import { getColumnWidth, RowData } from 'lib/query/createTableColumnsFromQuery';
 import { debounce, set } from 'lodash-es';
 import { useDashboard } from 'providers/Dashboard/Dashboard';
 import {
@@ -110,11 +110,14 @@ function ResizeTable({
 			// Apply stored column widths from widget configuration
 			const columnsWithStoredWidths = columns.map((col) => {
 				const dataIndex = (col as RowData).dataIndex as string;
-				if (dataIndex && columnWidths && columnWidths[dataIndex]) {
-					return {
-						...col,
-						width: columnWidths[dataIndex], // Apply stored width
-					};
+				if (dataIndex && columnWidths) {
+					const width = getColumnWidth(dataIndex, columnWidths);
+					if (width) {
+						return {
+							...col,
+							width, // Apply stored width
+						};
+					}
 				}
 				return col;
 			});

frontend/src/components/WarningPopover/WarningPopover.styles.scss

@@ -0,0 +1,208 @@
+.warning-content {
+	display: flex;
+	flex-direction: column;
+	// === SECTION: Summary (Top)
+	&__summary-section {
+		display: flex;
+		flex-direction: column;
+		border-bottom: 1px solid var(--bg-slate-400);
+	}
+
+	&__summary {
+		display: flex;
+		justify-content: space-between;
+		padding: 16px;
+	}
+
+	&__summary-left {
+		display: flex;
+		align-items: baseline;
+		gap: 8px;
+	}
+
+	&__summary-text {
+		display: flex;
+		flex-direction: column;
+		gap: 6px;
+	}
+
+	&__warning-code {
+		color: var(--bg-vanilla-100);
+		margin: 0;
+		font-size: 16px;
+		font-weight: 500;
+		line-height: 24px; /* 150% */
+		letter-spacing: -0.08px;
+	}
+
+	&__warning-message {
+		margin: 0;
+		color: var(--bg-vanilla-400);
+		font-size: 14px;
+		font-weight: 400;
+		line-height: 20px; /* 142.857% */
+		letter-spacing: -0.07px;
+	}
+
+	&__docs-button {
+		display: flex;
+		align-items: center;
+		gap: 6px;
+		padding: 9px 12.5px;
+		color: var(--bg-vanilla-400);
+		font-size: 12px;
+		font-weight: 400;
+		line-height: 18px; /* 150% */
+		letter-spacing: 0.12px;
+		border-radius: 2px;
+		border: 1px solid var(--bg-slate-400);
+		background: var(--bg-ink-300);
+		box-shadow: none;
+	}
+
+	&__message-badge {
+		display: flex;
+		align-items: center;
+		gap: 12px;
+		padding: 0px 16px 16px;
+
+		.key-value-label {
+			width: fit-content;
+			border-color: var(--bg-slate-400);
+			border-radius: 20px;
+			overflow: hidden;
+			&__key {
+				padding-left: 8px;
+				padding-right: 8px;
+			}
+			&__value {
+				padding-right: 10px;
+				color: var(--bg-vanilla-400);
+				font-size: 12px;
+				font-weight: 500;
+				line-height: 18px; /* 150% */
+				letter-spacing: 0.48px;
+				pointer-events: none;
+			}
+		}
+		&-label {
+			display: flex;
+			align-items: center;
+			gap: 6px;
+			&-dot {
+				height: 6px;
+				width: 6px;
+				background: var(--bg-sakura-500);
+				border-radius: 50%;
+			}
+			&-text {
+				color: var(--bg-vanilla-100);
+				font-size: 10px;
+				font-weight: 500;
+				line-height: 18px; /* 180% */
+				letter-spacing: 0.5px;
+			}
+		}
+		&-line {
+			flex: 1;
+			height: 8px;
+			background-image: radial-gradient(circle, #444c63 1px, transparent 2px);
+			background-size: 8px 11px;
+			background-position: top left;
+			padding: 6px;
+		}
+	}
+
+	// === SECTION: Message List (Bottom)
+
+	&__message-list-container {
+		position: relative;
+	}
+
+	&__message-list {
+		margin: 0;
+		padding: 0;
+		list-style: none;
+		max-height: 275px;
+	}
+
+	&__message-item {
+		position: relative;
+		margin-bottom: 4px;
+		color: var(--bg-vanilla-400);
+		font-family: Geist Mono;
+		font-size: 12px;
+		font-weight: 400;
+		line-height: 18px;
+		color: var(--bg-vanilla-400);
+		padding: 3px 12px;
+		padding-left: 26px;
+	}
+
+	&__message-item::before {
+		font-family: unset;
+		content: '';
+		position: absolute;
+		left: 12px;
+		top: 50%;
+		transform: translateY(-50%);
+		width: 2px;
+		height: 4px;
+		border-radius: 50px;
+		background: var(--bg-slate-400);
+	}
+
+	&__scroll-hint {
+		position: absolute;
+		bottom: 10px;
+		left: 0px;
+		right: 0px;
+		margin: auto;
+		width: fit-content;
+		display: inline-flex;
+		padding: 4px 12px 4px 10px;
+		justify-content: center;
+		align-items: center;
+		gap: 3px;
+		background: var(--bg-slate-200);
+		border-radius: 20px;
+		box-shadow: 0px 103px 12px 0px rgba(0, 0, 0, 0.01),
+			0px 66px 18px 0px rgba(0, 0, 0, 0.01), 0px 37px 22px 0px rgba(0, 0, 0, 0.03),
+			0px 17px 17px 0px rgba(0, 0, 0, 0.04), 0px 4px 9px 0px rgba(0, 0, 0, 0.04);
+	}
+
+	&__scroll-hint-text {
+		color: var(--bg-vanilla-100);
+
+		font-size: 12px;
+		font-weight: 400;
+		line-height: 18px;
+		letter-spacing: -0.06px;
+	}
+}
+
+.lightMode {
+	.warning-content {
+		&__warning-code {
+			color: var(--bg-ink-100);
+		}
+		&__warning-message {
+			color: var(--bg-ink-400);
+		}
+		&__message-item {
+			color: var(--bg-ink-400);
+		}
+		&__message-badge {
+			&-label-text {
+				color: var(--bg-ink-400);
+			}
+			.key-value-label__value {
+				color: var(--bg-ink-400);
+			}
+		}
+		&__docs-button {
+			background: var(--bg-vanilla-100);
+			color: var(--bg-ink-100);
+		}
+	}
+}

frontend/src/components/WarningPopover/WarningPopover.tsx

@@ -0,0 +1,142 @@
+/* eslint-disable react/jsx-props-no-spreading */
+import './WarningPopover.styles.scss';
+
+import { Color } from '@signozhq/design-tokens';
+import { Button, Popover, PopoverProps } from 'antd';
+import ErrorIcon from 'assets/Error';
+import OverlayScrollbar from 'components/OverlayScrollbar/OverlayScrollbar';
+import { BookOpenText, ChevronsDown, TriangleAlert } from 'lucide-react';
+import KeyValueLabel from 'periscope/components/KeyValueLabel';
+import { ReactNode } from 'react';
+import { Warning } from 'types/api';
+
+interface WarningContentProps {
+	warning: Warning;
+}
+
+export function WarningContent({ warning }: WarningContentProps): JSX.Element {
+	const {
+		url: warningUrl,
+		warnings: warningMessages,
+		code: warningCode,
+		message: warningMessage,
+	} = warning || {};
+
+	if (!warning) {
+		return <div />;
+	}
+
+	return (
+		<section className="warning-content">
+			{/* Summary Header */}
+			<section className="warning-content__summary-section">
+				<header className="warning-content__summary">
+					<div className="warning-content__summary-left">
+						<div className="warning-content__icon-wrapper">
+							<ErrorIcon />
+						</div>
+
+						<div className="warning-content__summary-text">
+							<h2 className="warning-content__warning-code">{warningCode}</h2>
+							<p className="warning-content__warning-message">{warningMessage}</p>
+						</div>
+					</div>
+
+					{warningUrl && (
+						<div className="warning-content__summary-right">
+							<Button
+								type="default"
+								className="warning-content__docs-button"
+								href={warningUrl}
+								target="_blank"
+								data-testid="warning-docs-button"
+							>
+								<BookOpenText size={14} />
+								Open Docs
+							</Button>
+						</div>
+					)}
+				</header>
+
+				{warningMessages?.length > 0 && (
+					<div className="warning-content__message-badge">
+						<KeyValueLabel
+							badgeKey={
+								<div className="warning-content__message-badge-label">
+									<div className="warning-content__message-badge-label-dot" />
+									<div className="warning-content__message-badge-label-text">
+										MESSAGES
+									</div>
+								</div>
+							}
+							badgeValue={warningMessages.length.toString()}
+						/>
+						<div className="warning-content__message-badge-line" />
+					</div>
+				)}
+			</section>
+
+			{/* Detailed Messages */}
+			<section className="warning-content__messages-section">
+				<div className="warning-content__message-list-container">
+					<OverlayScrollbar>
+						<ul className="warning-content__message-list">
+							{warningMessages?.map((warning) => (
+								<li className="warning-content__message-item" key={warning.message}>
+									{warning.message}
+								</li>
+							))}
+						</ul>
+					</OverlayScrollbar>
+					{warningMessages?.length > 10 && (
+						<div className="warning-content__scroll-hint">
+							<ChevronsDown
+								size={16}
+								color={Color.BG_VANILLA_100}
+								className="warning-content__scroll-hint-icon"
+							/>
+							<span className="warning-content__scroll-hint-text">
+								Scroll for more
+							</span>
+						</div>
+					)}
+				</div>
+			</section>
+		</section>
+	);
+}
+
+interface WarningPopoverProps extends PopoverProps {
+	children?: ReactNode;
+	warningData: Warning;
+}
+
+function WarningPopover({
+	children,
+	warningData,
+	...popoverProps
+}: WarningPopoverProps): JSX.Element {
+	return (
+		<Popover
+			content={<WarningContent warning={warningData} />}
+			overlayStyle={{ padding: 0, maxWidth: '600px' }}
+			overlayInnerStyle={{ padding: 0 }}
+			autoAdjustOverflow
+			{...popoverProps}
+		>
+			{children || (
+				<TriangleAlert
+					size={16}
+					style={{ cursor: 'pointer' }}
+					color={Color.BG_AMBER_500}
+				/>
+			)}
+		</Popover>
+	);
+}
+
+WarningPopover.defaultProps = {
+	children: undefined,
+};
+
+export default WarningPopover;

frontend/src/constants/antlrQueryConstants.ts

@@ -15,6 +15,12 @@ export const OPERATORS = {
 	'<': '<',
 };
 
+export const QUERY_BUILDER_FUNCTIONS = {
+	HAS: 'has',
+	HASANY: 'hasAny',
+	HASALL: 'hasAll',
+};
+
 export const NON_VALUE_OPERATORS = [OPERATORS.EXISTS];
 
 // eslint-disable-next-line @typescript-eslint/naming-convention
@@ -76,3 +82,15 @@ export const queryOperatorSuggestions = [
 	{ label: OPERATORS.NOT, type: 'operator', info: 'Not' },
 	...negationQueryOperatorSuggestions,
 ];
+
+export function negateOperator(operatorOrFunction: string): string {
+	// Special cases for equals/not equals
+	if (operatorOrFunction === OPERATORS['=']) {
+		return OPERATORS['!='];
+	}
+	if (operatorOrFunction === OPERATORS['!=']) {
+		return OPERATORS['='];
+	}
+	// For all other operators and functions, add NOT in front
+	return `${OPERATORS.NOT} ${operatorOrFunction}`;
+}

frontend/src/constants/queryBuilder.ts

@@ -23,6 +23,7 @@ import {
 	BoolOperators,
 	DataSource,
 	LogsAggregatorOperator,
+	MeterAggregateOperator,
 	MetricAggregateOperator,
 	NumberOperators,
 	QueryAdditionalFilter,
@@ -36,6 +37,7 @@ import { v4 as uuid } from 'uuid';
 
 import {
 	logsAggregateOperatorOptions,
+	meterAggregateOperatorOptions,
 	metricAggregateOperatorOptions,
 	metricsGaugeAggregateOperatorOptions,
 	metricsGaugeSpaceAggregateOperatorOptions,
@@ -79,6 +81,7 @@ export const mapOfOperators = {
 	metrics: metricAggregateOperatorOptions,
 	logs: logsAggregateOperatorOptions,
 	traces: tracesAggregateOperatorOptions,
+	meter: meterAggregateOperatorOptions,
 };
 
 export const metricsOperatorsByType = {
@@ -193,6 +196,7 @@ export const initialQueryBuilderFormValues: IBuilderQuery = {
 	groupBy: [],
 	legend: '',
 	reduceTo: 'avg',
+	source: '',
 };
 
 const initialQueryBuilderFormLogsValues: IBuilderQuery = {
@@ -209,6 +213,39 @@ const initialQueryBuilderFormTracesValues: IBuilderQuery = {
 	dataSource: DataSource.TRACES,
 };
 
+export const initialQueryBuilderFormMeterValues: IBuilderQuery = {
+	dataSource: DataSource.METRICS,
+	queryName: createNewBuilderItemName({ existNames: [], sourceNames: alphabet }),
+	aggregateOperator: MeterAggregateOperator.COUNT,
+	aggregateAttribute: initialAutocompleteData,
+	timeAggregation: MeterAggregateOperator.RATE,
+	spaceAggregation: MeterAggregateOperator.SUM,
+	filter: { expression: '' },
+	aggregations: [
+		{
+			metricName: '',
+			temporality: '',
+			timeAggregation: MeterAggregateOperator.COUNT,
+			spaceAggregation: MeterAggregateOperator.SUM,
+			reduceTo: 'avg',
+		},
+	],
+	functions: [],
+	filters: { items: [], op: 'AND' },
+	expression: createNewBuilderItemName({
+		existNames: [],
+		sourceNames: alphabet,
+	}),
+	disabled: false,
+	stepInterval: undefined,
+	having: [],
+	limit: null,
+	orderBy: [],
+	groupBy: [],
+	legend: '',
+	reduceTo: 'avg',
+};
+
 export const initialQueryBuilderFormValuesMap: Record<
 	DataSource,
 	IBuilderQuery
@@ -285,6 +322,19 @@ export const initialQueriesMap: Record<DataSource, Query> = {
 	traces: initialQueryTracesWithType,
 };
 
+export const initialQueryMeterWithType: Query = {
+	...initialQueryWithType,
+	builder: {
+		...initialQueryWithType.builder,
+		queryData: [
+			{
+				...initialQueryBuilderFormValuesMap.metrics,
+				source: 'meter',
+			},
+		],
+	},
+};
+
 export const operatorsByTypes: Record<LocalDataType, string[]> = {
 	string: Object.values(StringOperators),
 	number: Object.values(NumberOperators),

frontend/src/constants/queryBuilderOperators.ts

@@ -125,6 +125,126 @@ export const metricAggregateOperatorOptions: SelectOption<string, string>[] = [
 	},
 ];
 
+export const meterAggregateOperatorOptions: SelectOption<string, string>[] = [
+	{
+		value: MetricAggregateOperator.COUNT,
+		label: 'Count',
+	},
+	{
+		value: MetricAggregateOperator.COUNT_DISTINCT,
+		// eslint-disable-next-line sonarjs/no-duplicate-string
+		label: 'Count Distinct',
+	},
+	{
+		value: MetricAggregateOperator.SUM,
+		label: 'Sum',
+	},
+	{
+		value: MetricAggregateOperator.AVG,
+		label: 'Avg',
+	},
+	{
+		value: MetricAggregateOperator.MAX,
+		label: 'Max',
+	},
+	{
+		value: MetricAggregateOperator.MIN,
+		label: 'Min',
+	},
+	{
+		value: MetricAggregateOperator.P05,
+		label: 'P05',
+	},
+	{
+		value: MetricAggregateOperator.P10,
+		label: 'P10',
+	},
+	{
+		value: MetricAggregateOperator.P20,
+		label: 'P20',
+	},
+	{
+		value: MetricAggregateOperator.P25,
+		label: 'P25',
+	},
+	{
+		value: MetricAggregateOperator.P50,
+		label: 'P50',
+	},
+	{
+		value: MetricAggregateOperator.P75,
+		label: 'P75',
+	},
+	{
+		value: MetricAggregateOperator.P90,
+		label: 'P90',
+	},
+	{
+		value: MetricAggregateOperator.P95,
+		label: 'P95',
+	},
+	{
+		value: MetricAggregateOperator.P99,
+		label: 'P99',
+	},
+	{
+		value: MetricAggregateOperator.RATE,
+		label: 'Rate',
+	},
+	{
+		value: MetricAggregateOperator.SUM_RATE,
+		label: 'Sum_rate',
+	},
+	{
+		value: MetricAggregateOperator.AVG_RATE,
+		label: 'Avg_rate',
+	},
+	{
+		value: MetricAggregateOperator.MAX_RATE,
+		label: 'Max_rate',
+	},
+	{
+		value: MetricAggregateOperator.MIN_RATE,
+		label: 'Min_rate',
+	},
+	{
+		value: MetricAggregateOperator.RATE_SUM,
+		label: 'Rate_sum',
+	},
+	{
+		value: MetricAggregateOperator.RATE_AVG,
+		label: 'Rate_avg',
+	},
+	{
+		value: MetricAggregateOperator.RATE_MIN,
+		label: 'Rate_min',
+	},
+	{
+		value: MetricAggregateOperator.RATE_MAX,
+		label: 'Rate_max',
+	},
+	{
+		value: MetricAggregateOperator.HIST_QUANTILE_50,
+		label: 'Hist_quantile_50',
+	},
+	{
+		value: MetricAggregateOperator.HIST_QUANTILE_75,
+		label: 'Hist_quantile_75',
+	},
+	{
+		value: MetricAggregateOperator.HIST_QUANTILE_90,
+		label: 'Hist_quantile_90',
+	},
+	{
+		value: MetricAggregateOperator.HIST_QUANTILE_95,
+		label: 'Hist_quantile_95',
+	},
+	{
+		value: MetricAggregateOperator.HIST_QUANTILE_99,
+		label: 'Hist_quantile_99',
+	},
+];
+
 export const tracesAggregateOperatorOptions: SelectOption<string, string>[] = [
 	{
 		value: TracesAggregatorOperator.COUNT,

frontend/src/constants/routes.ts

@@ -77,6 +77,9 @@ const ROUTES = {
 	API_MONITORING: '/api-monitoring/explorer',
 	METRICS_EXPLORER_BASE: '/metrics-explorer',
 	WORKSPACE_ACCESS_RESTRICTED: '/workspace-access-restricted',
+	METER_EXPLORER_BASE: '/meter-explorer',
+	METER_EXPLORER: '/meter-explorer',
+	METER_EXPLORER_VIEWS: '/meter-explorer/views',
 	HOME_PAGE: '/',
 } as const;
 

frontend/src/container/CreateAlertRule/defaults.ts

@@ -1,4 +1,4 @@
-import { ENTITY_VERSION_V4 } from 'constants/app';
+import { ENTITY_VERSION_V5 } from 'constants/app';
 import {
 	initialQueryBuilderFormValuesMap,
 	initialQueryPromQLData,
@@ -28,7 +28,7 @@ const defaultAnnotations = {
 
 export const alertDefaults: AlertDef = {
 	alertType: AlertTypes.METRICS_BASED_ALERT,
-	version: ENTITY_VERSION_V4,
+	version: ENTITY_VERSION_V5,
 	condition: {
 		compositeQuery: {
 			builderQueries: {
@@ -62,7 +62,7 @@ export const alertDefaults: AlertDef = {
 
 export const anamolyAlertDefaults: AlertDef = {
 	alertType: AlertTypes.METRICS_BASED_ALERT,
-	version: ENTITY_VERSION_V4,
+	version: ENTITY_VERSION_V5,
 	ruleType: AlertDetectionTypes.ANOMALY_DETECTION_ALERT,
 	condition: {
 		compositeQuery: {
@@ -107,7 +107,7 @@ export const anamolyAlertDefaults: AlertDef = {
 
 export const logAlertDefaults: AlertDef = {
 	alertType: AlertTypes.LOGS_BASED_ALERT,
-	version: ENTITY_VERSION_V4,
+	version: ENTITY_VERSION_V5,
 	condition: {
 		compositeQuery: {
 			builderQueries: {
@@ -139,7 +139,7 @@ export const logAlertDefaults: AlertDef = {
 
 export const traceAlertDefaults: AlertDef = {
 	alertType: AlertTypes.TRACES_BASED_ALERT,
-	version: ENTITY_VERSION_V4,
+	version: ENTITY_VERSION_V5,
 	condition: {
 		compositeQuery: {
 			builderQueries: {
@@ -171,7 +171,7 @@ export const traceAlertDefaults: AlertDef = {
 
 export const exceptionAlertDefaults: AlertDef = {
 	alertType: AlertTypes.EXCEPTIONS_BASED_ALERT,
-	version: ENTITY_VERSION_V4,
+	version: ENTITY_VERSION_V5,
 	condition: {
 		compositeQuery: {
 			builderQueries: {

frontend/src/container/CreateAlertRule/index.tsx

@@ -1,6 +1,6 @@
 import { Form, Row } from 'antd';
 import logEvent from 'api/common/logEvent';
-import { ENTITY_VERSION_V4 } from 'constants/app';
+import { ENTITY_VERSION_V5 } from 'constants/app';
 import { QueryParams } from 'constants/query';
 import FormAlertRules, { AlertDetectionTypes } from 'container/FormAlertRules';
 import { ThresholdProps } from 'container/NewWidget/RightContainer/Threshold/types';
@@ -71,14 +71,14 @@ function CreateRules(): JSX.Element {
 			case AlertTypes.ANOMALY_BASED_ALERT:
 				setInitValues({
 					...anamolyAlertDefaults,
-					version: version || ENTITY_VERSION_V4,
+					version: version || ENTITY_VERSION_V5,
 					ruleType: AlertDetectionTypes.ANOMALY_DETECTION_ALERT,
 				});
 				break;
 			default:
 				setInitValues({
 					...alertDefaults,
-					version: version || ENTITY_VERSION_V4,
+					version: version || ENTITY_VERSION_V5,
 					ruleType: AlertDetectionTypes.THRESHOLD_ALERT,
 				});
 		}

frontend/src/container/ExplorerOptions/ExplorerOptionWrapper.tsx

@@ -16,6 +16,7 @@ function ExplorerOptionWrapper({
 	sourcepage,
 	isOneChartPerQuery,
 	splitedQueries,
+	signalSource,
 }: ExplorerOptionsWrapperProps): JSX.Element {
 	const [isExplorerOptionHidden, setIsExplorerOptionHidden] = useState(false);
 
@@ -32,6 +33,7 @@ function ExplorerOptionWrapper({
 			isLoading={isLoading}
 			onExport={onExport}
 			sourcepage={sourcepage}
+			signalSource={signalSource}
 			isExplorerOptionHidden={isExplorerOptionHidden}
 			setIsExplorerOptionHidden={setIsExplorerOptionHidden}
 			isOneChartPerQuery={isOneChartPerQuery}

frontend/src/container/ExplorerOptions/ExplorerOptions.styles.scss

@@ -1,12 +1,12 @@
 .explorer-options-container {
 	position: fixed;
-	bottom: 24px;
+	bottom: 8px;
 	left: calc(50% + 240px);
 	transform: translate(calc(-50% - 120px), 0);
 	transition: left 0.2s linear;
 
 	display: flex;
-	gap: 16px;
+	gap: 8px;
 	background-color: transparent;
 
 	.multi-alert-button,
@@ -33,11 +33,12 @@
 	display: inline-flex;
 	align-items: center;
 	gap: 12px;
-	padding: 10px 10px;
-	border-radius: 50px;
-	border: 1px solid var(--bg-slate-400);
+	padding: 10px 12px;
 	background: rgba(22, 24, 29, 0.6);
+	border: 1px solid var(--bg-slate-500);
+	border-radius: 4px;
 	backdrop-filter: blur(20px);
+	box-sizing: border-box;
 
 	.action-icon {
 		display: flex;
@@ -64,9 +65,9 @@
 
 .explorer-options {
 	padding: 10px 12px;
-	border: 1px solid var(--bg-slate-400);
-	border-radius: 50px;
-	background: rgba(22, 24, 29, 0.6);
+	border-radius: 4px;
+	border: 1px solid var(--bg-slate-500);
+	background: var(--bg-ink-400);
 	backdrop-filter: blur(20px);
 
 	cursor: default;

frontend/src/container/ExplorerOptions/ExplorerOptions.tsx

@@ -93,6 +93,7 @@ function ExplorerOptions({
 	onExport,
 	query,
 	sourcepage,
+	signalSource,
 	isExplorerOptionHidden = false,
 	setIsExplorerOptionHidden,
 	isOneChartPerQuery = false,
@@ -110,6 +111,7 @@ function ExplorerOptions({
 
 	const isLogsExplorer = sourcepage === DataSource.LOGS;
 	const isMetricsExplorer = sourcepage === DataSource.METRICS;
+	const isMeterExplorer = signalSource === 'meter';
 
 	const PRESERVED_VIEW_LOCAL_STORAGE_KEY = LOCALSTORAGE.LAST_USED_SAVED_VIEWS;
 
@@ -120,8 +122,11 @@ function ExplorerOptions({
 		if (isMetricsExplorer) {
 			return PreservedViewsTypes.METRICS;
 		}
+		if (isMeterExplorer) {
+			return PreservedViewsTypes.METER;
+		}
 		return PreservedViewsTypes.TRACES;
-	}, [isLogsExplorer, isMetricsExplorer]);
+	}, [isLogsExplorer, isMetricsExplorer, isMeterExplorer]);
 
 	const onModalToggle = useCallback((value: boolean) => {
 		setIsExport(value);
@@ -150,6 +155,10 @@ function ExplorerOptions({
 				[MetricsExplorerEventKeys.OneChartPerQueryEnabled]: isOneChartPerQuery,
 				panelType,
 			});
+		} else if (isMeterExplorer) {
+			logEvent('Meter Explorer: Save view clicked', {
+				panelType,
+			});
 		}
 		setIsSaveModalOpen(!isSaveModalOpen);
 	};
@@ -243,7 +252,7 @@ function ExplorerOptions({
 		error,
 		isRefetching,
 		refetch: refetchAllView,
-	} = useGetAllViews(sourcepage);
+	} = useGetAllViews(isMeterExplorer ? 'meter' : sourcepage);
 
 	const compositeQuery = mapCompositeQueryFromQuery(currentQuery, panelType);
 
@@ -316,7 +325,7 @@ function ExplorerOptions({
 		compositeQuery,
 		viewKey,
 		extraData: updatedExtraData,
-		sourcePage: sourcepage,
+		sourcePage: isMeterExplorer ? 'meter' : sourcepage,
 		viewName,
 	});
 
@@ -332,7 +341,7 @@ function ExplorerOptions({
 				compositeQuery: mapCompositeQueryFromQuery(currentQuery, panelType),
 				viewKey,
 				extraData: updatedExtraData,
-				sourcePage: sourcepage,
+				sourcePage: isMeterExplorer ? 'meter' : sourcepage,
 				viewName,
 			},
 			{
@@ -459,6 +468,11 @@ function ExplorerOptions({
 				panelType,
 				viewName: option?.value,
 			});
+		} else if (isMeterExplorer) {
+			logEvent('Meter Explorer: Select view', {
+				panelType,
+				viewName: option?.value,
+			});
 		}
 
 		updatePreservedViewInLocalStorage(option);
@@ -505,6 +519,11 @@ function ExplorerOptions({
 					: defaultLogsSelectedColumns,
 		});
 
+		if (signalSource === 'meter') {
+			history.replace(ROUTES.METER_EXPLORER);
+			return;
+		}
+
 		history.replace(DATASOURCE_VS_ROUTES[sourcepage]);
 	};
 
@@ -549,7 +568,7 @@ function ExplorerOptions({
 			redirectWithQueryBuilderData,
 			refetchAllView,
 			saveViewAsync,
-			sourcePage: sourcepage,
+			sourcePage: isMeterExplorer ? 'meter' : sourcepage,
 			viewName: newViewName,
 			setNewViewName,
 		});
@@ -668,7 +687,7 @@ function ExplorerOptions({
 		return `Query ${query.builder.queryData[0].queryName}`;
 	};
 
-	const alertButton = useMemo(() => {
+	const CreateAlertButton = useMemo(() => {
 		if (isOneChartPerQuery) {
 			const selectLabel = (
 				<Button
@@ -721,7 +740,7 @@ function ExplorerOptions({
 		splitedQueries,
 	]);
 
-	const dashboardButton = useMemo(() => {
+	const AddToDashboardButton = useMemo(() => {
 		if (isOneChartPerQuery) {
 			const selectLabel = (
 				<Button
@@ -829,7 +848,7 @@ function ExplorerOptions({
 					style={{
 						background: extraData
 							? `linear-gradient(90deg, rgba(0,0,0,0) -5%, ${rgbaColor} 9%, rgba(0,0,0,0) 30%)`
-							: 'transparent',
+							: 'initial',
 					}}
 				>
 					<div className="view-options">
@@ -884,10 +903,13 @@ function ExplorerOptions({
 
 					<hr className={isEditDeleteSupported ? '' : 'hidden'} />
 
-					<div className={cx('actions', isEditDeleteSupported ? '' : 'hidden')}>
-						{alertButton}
-						{dashboardButton}
-					</div>
+					{signalSource !== 'meter' && (
+						<div className={cx('actions', isEditDeleteSupported ? '' : 'hidden')}>
+							{CreateAlertButton}
+							{AddToDashboardButton}
+						</div>
+					)}
+
 					<div className="actions">
 						{/* Hide the info icon for metrics explorer until we get the docs link */}
 						{!isMetricsExplorer && (
@@ -993,6 +1015,7 @@ export interface ExplorerOptionsProps {
 	query: Query | null;
 	disabled: boolean;
 	sourcepage: DataSource;
+	signalSource?: string;
 	isExplorerOptionHidden?: boolean;
 	setIsExplorerOptionHidden?: Dispatch<SetStateAction<boolean>>;
 	isOneChartPerQuery?: boolean;
@@ -1005,6 +1028,7 @@ ExplorerOptions.defaultProps = {
 	setIsExplorerOptionHidden: undefined,
 	isOneChartPerQuery: false,
 	splitedQueries: [],
+	signalSource: '',
 };
 
 export default ExplorerOptions;

frontend/src/container/ExplorerOptions/constants.ts

@@ -2,4 +2,5 @@ export enum PreservedViewsTypes {
 	LOGS = 'logs',
 	TRACES = 'traces',
 	METRICS = 'metrics',
+	METER = 'meter',
 }

frontend/src/container/ExplorerOptions/types.ts

@@ -13,7 +13,7 @@ import { PreservedViewsTypes } from './constants';
 export interface SaveNewViewHandlerProps {
 	viewName: string;
 	compositeQuery: ICompositeMetricQuery;
-	sourcePage: DataSource;
+	sourcePage: DataSource | 'meter';
 	extraData: SaveViewProps['extraData'];
 	panelType: PANEL_TYPES | null;
 	notifications: NotificationInstance;
@@ -32,7 +32,8 @@ export interface SaveNewViewHandlerProps {
 export type PreservedViewType =
 	| PreservedViewsTypes.LOGS
 	| PreservedViewsTypes.TRACES
-	| PreservedViewsTypes.METRICS;
+	| PreservedViewsTypes.METRICS
+	| PreservedViewsTypes.METER;
 
 export type PreservedViewsInLocalStorage = Partial<
 	Record<PreservedViewType, { key: string; value: string }>

frontend/src/container/ExplorerOptions/utils.ts

@@ -37,7 +37,7 @@ export const saveNewViewHandler = ({
 		{
 			viewName,
 			compositeQuery,
-			sourcePage,
+			sourcePage: sourcePage as DataSource,
 			extraData,
 		},
 		{

frontend/src/container/FormAlertRules/ChartPreview/ChartPreview.styles.scss

@@ -2,6 +2,12 @@
 	height: 57vh;
 	width: 100%;
 
+	.chart-preview-header {
+		display: flex;
+		align-items: center;
+		gap: 8px;
+	}
+
 	.threshold-alert-uplot-chart-container {
 		height: calc(100% - 24px);
 	}

frontend/src/container/FormAlertRules/ChartPreview/index.tsx

@@ -1,12 +1,14 @@
 import './ChartPreview.styles.scss';
 
-import { InfoCircleOutlined } from '@ant-design/icons';
+import ErrorInPlace from 'components/ErrorInPlace/ErrorInPlace';
 import Spinner from 'components/Spinner';
+import WarningPopover from 'components/WarningPopover/WarningPopover';
 import { ENTITY_VERSION_V5 } from 'constants/app';
 import { FeatureKeys } from 'constants/features';
 import { QueryParams } from 'constants/query';
 import { initialQueriesMap, PANEL_TYPES } from 'constants/queryBuilder';
 import AnomalyAlertEvaluationView from 'container/AnomalyAlertEvaluationView';
+import { getLocalStorageGraphVisibilityState } from 'container/GridCardLayout/GridCard/utils';
 import GridPanelSwitch from 'container/GridPanelSwitch';
 import { populateMultipleResults } from 'container/NewWidget/LeftContainer/WidgetGraph/util';
 import { getFormatNameByOptionId } from 'container/NewWidget/RightContainer/alertFomatCategories';
@@ -34,7 +36,10 @@ import { useDispatch, useSelector } from 'react-redux';
 import { useLocation } from 'react-router-dom';
 import { UpdateTimeInterval } from 'store/actions';
 import { AppState } from 'store/reducers';
+import { Warning } from 'types/api';
 import { AlertDef } from 'types/api/alerts/def';
+import { LegendPosition } from 'types/api/dashboard/getAll';
+import APIError from 'types/api/error';
 import { Query } from 'types/api/queryBuilder/queryBuilderData';
 import { EQueryType } from 'types/common/dashboard';
 import { GlobalReducer } from 'types/reducer/globalTime';
@@ -44,7 +49,7 @@ import { getSortedSeriesData } from 'utils/getSortedSeriesData';
 import { getTimeRange } from 'utils/getTimeRange';
 
 import { AlertDetectionTypes } from '..';
-import { ChartContainer, FailedMessageContainer } from './styles';
+import { ChartContainer } from './styles';
 import { getThresholdLabel } from './utils';
 
 export interface ChartPreviewProps {
@@ -80,6 +85,7 @@ function ChartPreview({
 	const threshold = alertDef?.condition.target || 0;
 	const [minTimeScale, setMinTimeScale] = useState<number>();
 	const [maxTimeScale, setMaxTimeScale] = useState<number>();
+	const [graphVisibility, setGraphVisibility] = useState<boolean[]>([]);
 	const { currentQuery } = useQueryBuilder();
 
 	const { minTime, maxTime, selectedTime: globalSelectedInterval } = useSelector<
@@ -171,6 +177,19 @@ function ChartPreview({
 		setMaxTimeScale(endTime);
 	}, [maxTime, minTime, globalSelectedInterval, queryResponse, setQueryStatus]);
 
+	// Initialize graph visibility from localStorage
+	useEffect(() => {
+		if (queryResponse?.data?.payload?.data?.result) {
+			const {
+				graphVisibilityStates: localStoredVisibilityState,
+			} = getLocalStorageGraphVisibilityState({
+				apiResponse: queryResponse.data.payload.data.result,
+				name: 'alert-chart-preview',
+			});
+			setGraphVisibility(localStoredVisibilityState);
+		}
+	}, [queryResponse?.data?.payload?.data?.result]);
+
 	if (queryResponse.data && graphType === PANEL_TYPES.BAR) {
 		const sortedSeriesData = getSortedSeriesData(
 			queryResponse.data?.payload.data.result,
@@ -257,6 +276,10 @@ function ChartPreview({
 				timezone: timezone.value,
 				currentQuery,
 				query: query || currentQuery,
+				graphsVisibilityStates: graphVisibility,
+				setGraphsVisibilityStates: setGraphVisibility,
+				enhancedLegend: true,
+				legendPosition: LegendPosition.BOTTOM,
 			}),
 		[
 			yAxisUnit,
@@ -274,6 +297,7 @@ function ChartPreview({
 			timezone.value,
 			currentQuery,
 			query,
+			graphVisibility,
 		],
 	);
 
@@ -289,20 +313,23 @@ function ChartPreview({
 		featureFlags?.find((flag) => flag.name === FeatureKeys.ANOMALY_DETECTION)
 			?.active || false;
 
+	const isWarning = !!queryResponse.data?.warning?.message;
 	return (
 		<div className="alert-chart-container" ref={graphRef}>
 			<ChartContainer>
-				{headline}
+				<div className="chart-preview-header">
+					{headline}
+					{isWarning && (
+						<WarningPopover warningData={queryResponse.data?.warning as Warning} />
+					)}
+				</div>
 
 				<div className="threshold-alert-uplot-chart-container">
 					{queryResponse.isLoading && (
 						<Spinner size="large" tip="Loading..." height="100%" />
 					)}
 					{(queryResponse?.isError || queryResponse?.error) && (
-						<FailedMessageContainer color="red" title="Failed to refresh the chart">
-							<InfoCircleOutlined />
-							{queryResponse.error.message || t('preview_chart_unexpected_error')}
-						</FailedMessageContainer>
+						<ErrorInPlace error={queryResponse.error as APIError} />
 					)}
 
 					{chartDataAvailable && !isAnomalyDetectionAlert && (

frontend/src/container/FormAlertRules/index.tsx

@@ -37,11 +37,8 @@ import {
 	defaultEvalWindow,
 	defaultMatchType,
 } from 'types/api/alerts/def';
-import {
-	IBuilderQuery,
-	Query,
-	QueryFunctionProps,
-} from 'types/api/queryBuilder/queryBuilderData';
+import { IBuilderQuery, Query } from 'types/api/queryBuilder/queryBuilderData';
+import { QueryFunction } from 'types/api/v5/queryRange';
 import { EQueryType } from 'types/common/dashboard';
 import { DataSource } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
@@ -182,12 +179,17 @@ function FormAlertRules({
 		setDetectionMethod(value);
 	};
 
-	const updateFunctions = (data: IBuilderQuery): QueryFunctionProps[] => {
-		const anomalyFunction = {
-			name: 'anomaly',
-			args: [],
-			namedArgs: { z_score_threshold: alertDef.condition.target || 3 },
+	const updateFunctions = (data: IBuilderQuery): QueryFunction[] => {
+		const anomalyFunction: QueryFunction = {
+			name: 'anomaly' as any,
+			args: [
+				{
+					name: 'z_score_threshold',
+					value: alertDef.condition.target || 3,
+				},
+			],
 		};
+
 		const functions = data.functions || [];
 
 		if (alertDef.ruleType === AlertDetectionTypes.ANOMALY_DETECTION_ALERT) {

frontend/src/container/GridCardLayout/GridCard/WidgetGraphComponent.tsx

@@ -30,6 +30,7 @@ import {
 	useState,
 } from 'react';
 import { useLocation } from 'react-router-dom';
+import { Widgets } from 'types/api/dashboard/getAll';
 import { Props } from 'types/api/dashboard/update';
 import { DataSource } from 'types/common/queryBuilder';
 import { v4 } from 'uuid';
@@ -45,7 +46,6 @@ import { getLocalStorageGraphVisibilityState, handleGraphClick } from './utils';
 function WidgetGraphComponent({
 	widget,
 	queryResponse,
-	errorMessage,
 	version,
 	threshold,
 	headerMenuList,
@@ -184,9 +184,19 @@ function WidgetGraphComponent({
 					notifications.success({
 						message: 'Panel cloned successfully, redirecting to new copy.',
 					});
+
+					const clonedWidget = updatedDashboard.data?.data?.widgets?.find(
+						(w) => w.id === uuid,
+					) as Widgets;
+
 					const queryParams = {
-						graphType: widget?.panelTypes,
-						widgetId: uuid,
+						[QueryParams.graphType]: clonedWidget?.panelTypes,
+						[QueryParams.widgetId]: uuid,
+						...(clonedWidget?.query && {
+							[QueryParams.compositeQuery]: encodeURIComponent(
+								JSON.stringify(clonedWidget.query),
+							),
+						}),
 					};
 					safeNavigate(`${pathname}/new?${createQueryParams(queryParams)}`);
 				},
@@ -366,7 +376,6 @@ function WidgetGraphComponent({
 					onDelete={handleOnDelete}
 					onClone={onCloneHandler}
 					queryResponse={queryResponse}
-					errorMessage={errorMessage}
 					threshold={threshold}
 					headerMenuList={headerMenuList}
 					isWarning={isWarning}

frontend/src/container/GridCardLayout/GridCard/index.tsx

@@ -267,7 +267,6 @@ function GridCardGraph({
 				getGraphData?.(data?.payload?.data);
 				setDashboardQueryRangeCalled(true);
 			},
-			showErrorModal: false,
 		},
 	);
 
@@ -302,7 +301,7 @@ function GridCardGraph({
 					widget={widget}
 					queryResponse={queryResponse}
 					errorMessage={errorMessage}
-					isWarning={false}
+					isWarning={!!queryResponse.data?.warning?.message}
 					version={version}
 					threshold={threshold}
 					headerMenuList={menuList}

frontend/src/container/GridCardLayout/GridCard/utils.ts

@@ -235,6 +235,7 @@ export const handleGraphClick = async ({
 						? customTracesTimeRange?.end
 						: xValue + (stepInterval ?? 60),
 					shouldResolveQuery: true,
+					widgetQuery: widget?.query,
 				}),
 		}));
 

frontend/src/container/GridCardLayout/WidgetHeader/index.tsx

@@ -10,10 +10,13 @@ import {
 	InfoCircleOutlined,
 	MoreOutlined,
 	SearchOutlined,
-	WarningOutlined,
 } from '@ant-design/icons';
+import { Color } from '@signozhq/design-tokens';
 import { Dropdown, Input, MenuProps, Tooltip, Typography } from 'antd';
+import ErrorContent from 'components/ErrorModal/components/ErrorContent';
+import ErrorPopover from 'components/ErrorPopover/ErrorPopover';
 import Spinner from 'components/Spinner';
+import WarningPopover from 'components/WarningPopover/WarningPopover';
 import { QueryParams } from 'constants/query';
 import { PANEL_TYPES } from 'constants/queryBuilder';
 import useGetResolvedText from 'hooks/dashboard/useGetResolvedText';
@@ -28,11 +31,12 @@ import { unparse } from 'papaparse';
 import { useAppContext } from 'providers/App/App';
 import { ReactNode, useCallback, useMemo, useState } from 'react';
 import { UseQueryResult } from 'react-query';
-import { ErrorResponse, SuccessResponse } from 'types/api';
+import { SuccessResponse, Warning } from 'types/api';
 import { Widgets } from 'types/api/dashboard/getAll';
+import APIError from 'types/api/error';
 import { MetricRangePayloadProps } from 'types/api/metrics/getQueryRange';
 
-import { errorTooltipPosition, WARNING_MESSAGE } from './config';
+import { errorTooltipPosition } from './config';
 import { MENUITEM_KEYS_VS_LABELS, MenuItemKeys } from './contants';
 import { MenuItem } from './types';
 import { generateMenuList, isTWidgetOptions } from './utils';
@@ -45,9 +49,11 @@ interface IWidgetHeaderProps {
 	onClone?: VoidFunction;
 	parentHover: boolean;
 	queryResponse: UseQueryResult<
-		SuccessResponse<MetricRangePayloadProps> | ErrorResponse
+		SuccessResponse<MetricRangePayloadProps, unknown> & {
+			warning?: Warning;
+		},
+		Error
 	>;
-	errorMessage: string | undefined;
 	threshold?: ReactNode;
 	headerMenuList?: MenuItemKeys[];
 	isWarning: boolean;
@@ -64,7 +70,6 @@ function WidgetHeader({
 	onClone,
 	parentHover,
 	queryResponse,
-	errorMessage,
 	threshold,
 	headerMenuList,
 	isWarning,
@@ -212,12 +217,8 @@ function WidgetHeader({
 	});
 
 	const renderErrorMessage = useMemo(
-		() =>
-			errorMessage
-				?.split('\n')
-				// eslint-disable-next-line react/no-array-index-key
-				.map((item, i) => <p key={i}>{item}</p>),
-		[errorMessage],
+		() => <ErrorContent error={queryResponse.error as APIError} />,
+		[queryResponse.error],
 	);
 
 	if (widget.id === PANEL_TYPES.EMPTY_WIDGET) {
@@ -278,23 +279,23 @@ function WidgetHeader({
 							<Spinner style={{ paddingRight: '0.25rem' }} />
 						)}
 						{queryResponse.isError && (
-							<Tooltip
-								title={renderErrorMessage}
+							<ErrorPopover
+								content={renderErrorMessage}
 								placement={errorTooltipPosition}
-								className="widget-api-actions"
+								overlayStyle={{ padding: 0, maxWidth: '600px' }}
+								overlayInnerStyle={{ padding: 0 }}
+								autoAdjustOverflow
 							>
-								<CircleX size={20} />
-							</Tooltip>
+								<CircleX
+									size={16}
+									style={{ cursor: 'pointer' }}
+									color={Color.BG_CHERRY_500}
+								/>
+							</ErrorPopover>
 						)}
 
-						{isWarning && (
-							<Tooltip
-								title={WARNING_MESSAGE}
-								placement={errorTooltipPosition}
-								className="widget-api-actions"
-							>
-								<WarningOutlined />
-							</Tooltip>
+						{isWarning && queryResponse.data?.warning && (
+							<WarningPopover warningData={queryResponse.data?.warning as Warning} />
 						)}
 						{globalSearchAvailable && (
 							<SearchOutlined

frontend/src/container/GridCardLayout/useResolveQuery.ts

@@ -1,8 +1,8 @@
-import { getQueryRangeFormat } from 'api/dashboard/queryRangeFormat';
+import { getSubstituteVars } from 'api/dashboard/substitute_vars';
+import { prepareQueryRangePayloadV5 } from 'api/v5/v5';
 import { PANEL_TYPES } from 'constants/queryBuilder';
 import { timePreferenceType } from 'container/NewWidget/RightContainer/timeItems';
 import { getDashboardVariables } from 'lib/dashbaordVariables/getDashboardVariables';
-import { prepareQueryRangePayload } from 'lib/dashboard/prepareQueryRangePayload';
 import { mapQueryDataFromApi } from 'lib/newQueryBuilder/queryBuilderMappers/mapQueryDataFromApi';
 import { useCallback } from 'react';
 import { useMutation } from 'react-query';
@@ -32,7 +32,7 @@ function useUpdatedQuery(): UseUpdatedQueryResult {
 		GlobalReducer
 	>((state) => state.globalTime);
 
-	const queryRangeMutation = useMutation(getQueryRangeFormat);
+	const queryRangeMutation = useMutation(getSubstituteVars);
 
 	const getUpdatedQuery = useCallback(
 		async ({
@@ -40,7 +40,7 @@ function useUpdatedQuery(): UseUpdatedQueryResult {
 			selectedDashboard,
 		}: UseUpdatedQueryOptions): Promise<Query> => {
 			// Prepare query payload with resolved variables
-			const { queryPayload } = prepareQueryRangePayload({
+			const { queryPayload } = prepareQueryRangePayloadV5({
 				query: widgetConfig.query,
 				graphType: getGraphType(widgetConfig.panelTypes),
 				selectedTime: widgetConfig.timePreferance,
@@ -53,7 +53,10 @@ function useUpdatedQuery(): UseUpdatedQueryResult {
 			const queryResult = await queryRangeMutation.mutateAsync(queryPayload);
 
 			// Map query data from API response
-			return mapQueryDataFromApi(queryResult.compositeQuery, widgetConfig?.query);
+			return mapQueryDataFromApi(
+				queryResult.data.compositeQuery,
+				widgetConfig?.query,
+			);
 		},
 		[globalSelectedInterval, queryRangeMutation],
 	);

frontend/src/container/GridTableComponent/index.tsx

@@ -7,7 +7,7 @@ import { ColumnType } from 'antd/es/table';
 import { getYAxisFormattedValue } from 'components/Graph/yAxisConfig';
 import { Events } from 'constants/events';
 import { QueryTable } from 'container/QueryTable';
-import { RowData } from 'lib/query/createTableColumnsFromQuery';
+import { getColumnUnit, RowData } from 'lib/query/createTableColumnsFromQuery';
 import { cloneDeep, get, isEmpty } from 'lodash-es';
 import { Compass } from 'lucide-react';
 import LineClampedText from 'periscope/components/LineClampedText/LineClampedText';
@@ -84,10 +84,11 @@ function GridTableComponent({
 				(val): RowData => {
 					const newValue = { ...val };
 					Object.keys(val).forEach((k) => {
-						if (columnUnits[k]) {
+						const unit = getColumnUnit(k, columnUnits);
+						if (unit) {
 							// the check below takes care of not adding units for rows that have n/a or null values
 							if (val[k] !== 'n/a' && val[k] !== null) {
-								newValue[k] = getYAxisFormattedValue(String(val[k]), columnUnits[k]);
+								newValue[k] = getYAxisFormattedValue(String(val[k]), unit);
 							} else if (val[k] === null) {
 								newValue[k] = 'n/a';
 							}
@@ -121,7 +122,8 @@ function GridTableComponent({
 		render: (text: string, ...rest: any): ReactNode => {
 			let textForThreshold = text;
 			const dataIndex = (e as ColumnType<RowData>)?.dataIndex || e.title;
-			if (columnUnits && columnUnits?.[dataIndex as string]) {
+			const unit = getColumnUnit(dataIndex as string, columnUnits || {});
+			if (unit) {
 				textForThreshold = rest[0][`${dataIndex}_without_unit`];
 			}
 			const isNumber = !Number.isNaN(Number(textForThreshold));
@@ -131,7 +133,7 @@ function GridTableComponent({
 					thresholds,
 					dataIndex as string,
 					Number(textForThreshold),
-					columnUnits?.[dataIndex as string],
+					unit,
 				);
 
 				const idx = thresholds.findIndex(

frontend/src/container/LogDetailedView/BodyTitleRenderer.tsx

@@ -1,7 +1,11 @@
 import { orange } from '@ant-design/colors';
 import { SettingOutlined } from '@ant-design/icons';
 import { Dropdown, MenuProps } from 'antd';
-import { OPERATORS } from 'constants/queryBuilder';
+import {
+	negateOperator,
+	OPERATORS,
+	QUERY_BUILDER_FUNCTIONS,
+} from 'constants/antlrQueryConstants';
 import { useActiveLog } from 'hooks/logs/useActiveLog';
 
 import { TitleWrapper } from './BodyTitleRenderer.styles';
@@ -29,7 +33,9 @@ function BodyTitleRenderer({
 					getDataTypes(value),
 				),
 				`${value}`,
-				isFilterIn ? OPERATORS.HAS : OPERATORS.NHAS,
+				isFilterIn
+					? QUERY_BUILDER_FUNCTIONS.HAS
+					: negateOperator(QUERY_BUILDER_FUNCTIONS.HAS),
 				true,
 				parentIsArray ? getDataTypes([value]) : getDataTypes(value),
 			);

frontend/src/container/LogsExplorerList/LogsExplorerList.interfaces.ts

@@ -1,3 +1,4 @@
+import APIError from 'types/api/error';
 import { ILog } from 'types/api/logs/log';
 import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
 
@@ -8,5 +9,6 @@ export type LogsExplorerListProps = {
 	logs: ILog[];
 	onEndReached: (index: number) => void;
 	isError: boolean;
+	error?: Error | APIError;
 	isFilterApplied: boolean;
 };

frontend/src/container/LogsExplorerList/__tests__/LogsExplorerList.test.tsx

@@ -141,6 +141,7 @@ describe('LogsExplorerList - empty states', () => {
 						setIsLoadingQueries={(): void => {}}
 						listQueryKeyRef={{ current: {} }}
 						chartQueryKeyRef={{ current: {} }}
+						setWarning={(): void => {}}
 					/>
 				</PreferenceContextProvider>
 			</QueryBuilderContext.Provider>,
@@ -205,6 +206,7 @@ describe('LogsExplorerList - empty states', () => {
 						setIsLoadingQueries={(): void => {}}
 						listQueryKeyRef={{ current: {} }}
 						chartQueryKeyRef={{ current: {} }}
+						setWarning={(): void => {}}
 					/>
 				</PreferenceContextProvider>
 			</QueryBuilderContext.Provider>,

frontend/src/container/LogsExplorerList/index.tsx

@@ -2,6 +2,7 @@ import './LogsExplorerList.style.scss';
 
 import { Card } from 'antd';
 import logEvent from 'api/common/logEvent';
+import ErrorInPlace from 'components/ErrorInPlace/ErrorInPlace';
 import LogDetail from 'components/LogDetail';
 import { VIEW_TYPES } from 'components/LogDetail/constants';
 // components
@@ -12,7 +13,6 @@ import Spinner from 'components/Spinner';
 import { CARD_BODY_STYLE } from 'constants/card';
 import { LOCALSTORAGE } from 'constants/localStorage';
 import EmptyLogsSearch from 'container/EmptyLogsSearch/EmptyLogsSearch';
-import LogsError from 'container/LogsError/LogsError';
 import { LogsLoading } from 'container/LogsLoading/LogsLoading';
 import { useOptionsMenu } from 'container/OptionsMenu';
 import { FontSize } from 'container/OptionsMenu/types';
@@ -21,6 +21,7 @@ import { useCopyLogLink } from 'hooks/logs/useCopyLogLink';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { memo, useCallback, useEffect, useMemo, useRef } from 'react';
 import { Virtuoso, VirtuosoHandle } from 'react-virtuoso';
+import APIError from 'types/api/error';
 // interfaces
 import { ILog } from 'types/api/logs/log';
 import { DataSource, StringOperators } from 'types/common/queryBuilder';
@@ -45,6 +46,7 @@ function LogsExplorerList({
 	logs,
 	onEndReached,
 	isError,
+	error,
 	isFilterApplied,
 }: LogsExplorerListProps): JSX.Element {
 	const ref = useRef<VirtuosoHandle>(null);
@@ -256,7 +258,9 @@ function LogsExplorerList({
 					/>
 				)}
 
-			{isError && !isLoading && !isFetching && <LogsError />}
+			{isError && !isLoading && !isFetching && error && (
+				<ErrorInPlace error={error as APIError} />
+			)}
 
 			{!isLoading && !isError && logs.length > 0 && (
 				<>

frontend/src/container/LogsExplorerTable/LogsExplorerTable.interfaces.ts

@@ -1,7 +1,9 @@
+import APIError from 'types/api/error';
 import { QueryDataV3 } from 'types/api/widgets/getQuery';
 
 export type LogsExplorerTableProps = {
 	data: QueryDataV3[];
 	isLoading: boolean;
 	isError: boolean;
+	error?: Error | APIError;
 };

frontend/src/container/LogsExplorerTable/index.tsx

@@ -1,11 +1,12 @@
 import './LogsExplorerTable.styles.scss';
 
+import ErrorInPlace from 'components/ErrorInPlace/ErrorInPlace';
 import { initialQueriesMap } from 'constants/queryBuilder';
-import LogsError from 'container/LogsError/LogsError';
 import { LogsLoading } from 'container/LogsLoading/LogsLoading';
 import { QueryTable } from 'container/QueryTable';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { memo } from 'react';
+import APIError from 'types/api/error';
 
 import { LogsExplorerTableProps } from './LogsExplorerTable.interfaces';
 
@@ -13,6 +14,7 @@ function LogsExplorerTable({
 	data,
 	isLoading,
 	isError,
+	error,
 }: LogsExplorerTableProps): JSX.Element {
 	const { stagedQuery } = useQueryBuilder();
 
@@ -20,8 +22,8 @@ function LogsExplorerTable({
 		return <LogsLoading />;
 	}
 
-	if (isError) {
-		return <LogsError />;
+	if (isError && error) {
+		return <ErrorInPlace error={error as APIError} />;
 	}
 
 	return (

frontend/src/container/LogsExplorerViews/index.tsx

@@ -51,8 +51,10 @@ import { ArrowUp10, Minus, Sliders } from 'lucide-react';
 import { ExplorerViews } from 'pages/LogsExplorer/utils';
 import { useTimezone } from 'providers/Timezone';
 import {
+	Dispatch,
 	memo,
 	MutableRefObject,
+	SetStateAction,
 	useCallback,
 	useEffect,
 	useMemo,
@@ -62,7 +64,9 @@ import {
 import { useDispatch, useSelector } from 'react-redux';
 import { UpdateTimeInterval } from 'store/actions';
 import { AppState } from 'store/reducers';
+import { Warning } from 'types/api';
 import { Dashboard } from 'types/api/dashboard/getAll';
+import APIError from 'types/api/error';
 import { ILog } from 'types/api/logs/log';
 import { DataTypes } from 'types/api/queryBuilder/queryAutocompleteResponse';
 import {
@@ -87,6 +91,7 @@ function LogsExplorerViewsContainer({
 	setIsLoadingQueries,
 	listQueryKeyRef,
 	chartQueryKeyRef,
+	setWarning,
 }: {
 	selectedView: ExplorerViews;
 	setIsLoadingQueries: React.Dispatch<React.SetStateAction<boolean>>;
@@ -94,6 +99,7 @@ function LogsExplorerViewsContainer({
 	listQueryKeyRef: MutableRefObject<any>;
 	// eslint-disable-next-line @typescript-eslint/no-explicit-any
 	chartQueryKeyRef: MutableRefObject<any>;
+	setWarning: Dispatch<SetStateAction<Warning | undefined>>;
 }): JSX.Element {
 	const { safeNavigate } = useSafeNavigate();
 	const dispatch = useDispatch();
@@ -269,6 +275,7 @@ function LogsExplorerViewsContainer({
 		isFetching,
 		isError,
 		isSuccess,
+		error,
 	} = useGetExplorerQueryRange(
 		requestData,
 		panelType,
@@ -372,6 +379,13 @@ function LogsExplorerViewsContainer({
 		[activeLogId, orderBy, listQuery, selectedView],
 	);
 
+	useEffect(() => {
+		if (data?.payload) {
+			setWarning(data?.warning);
+		}
+		// eslint-disable-next-line react-hooks/exhaustive-deps
+	}, [data?.payload, data?.warning]);
+
 	const handleEndReached = useCallback(() => {
 		if (!listQuery) return;
 
@@ -771,6 +785,7 @@ function LogsExplorerViewsContainer({
 							logs={logs}
 							onEndReached={handleEndReached}
 							isError={isError}
+							error={error as APIError}
 							isFilterApplied={!isEmpty(listQuery?.filters?.items)}
 						/>
 					)}
@@ -780,8 +795,10 @@ function LogsExplorerViewsContainer({
 							isLoading={isLoading || isFetching}
 							data={data}
 							isError={isError}
+							error={error as APIError}
 							isFilterApplied={!isEmpty(listQuery?.filters?.items)}
 							dataSource={DataSource.LOGS}
+							setWarning={setWarning}
 						/>
 					)}
 
@@ -794,6 +811,7 @@ function LogsExplorerViewsContainer({
 							}
 							isLoading={isLoading || isFetching}
 							isError={isError}
+							error={error as APIError}
 						/>
 					)}
 				</div>

frontend/src/container/LogsExplorerViews/tests/LogsExplorerViews.test.tsx

@@ -82,6 +82,48 @@ jest.mock('hooks/queryBuilder/useGetExplorerQueryRange', () => ({
 	useGetExplorerQueryRange: jest.fn(),
 }));
 
+// Mock ErrorStateComponent to handle APIError properly
+jest.mock(
+	'components/Common/ErrorStateComponent',
+	() =>
+		function MockErrorStateComponent({ error, message }: any): JSX.Element {
+			if (error) {
+				// Mock the getErrorMessage and getErrorDetails methods
+				const getErrorMessage = jest
+					.fn()
+					.mockReturnValue(
+						error.error?.message ||
+							'Something went wrong. Please try again or contact support.',
+					);
+				const getErrorDetails = jest.fn().mockReturnValue(error);
+
+				// Add the methods to the error object
+				const errorWithMethods = {
+					...error,
+					getErrorMessage,
+					getErrorDetails,
+				};
+
+				return (
+					<div data-testid="error-state-component">
+						<div>{errorWithMethods.getErrorMessage()}</div>
+						{errorWithMethods.getErrorDetails().error?.errors?.map((err: any) => (
+							<div key={`error-${err.message}`}>• {err.message}</div>
+						))}
+					</div>
+				);
+			}
+
+			return (
+				<div data-testid="error-state-component">
+					<div>
+						{message || 'Something went wrong. Please try again or contact support.'}
+					</div>
+				</div>
+			);
+		},
+);
+
 jest.mock('hooks/useSafeNavigate', () => ({
 	useSafeNavigate: (): any => ({
 		safeNavigate: jest.fn(),
@@ -131,6 +173,7 @@ const renderer = (): RenderResult =>
 					setIsLoadingQueries={(): void => {}}
 					listQueryKeyRef={{ current: {} }}
 					chartQueryKeyRef={{ current: {} }}
+					setWarning={(): void => {}}
 				/>
 			</PreferenceContextProvider>
 		</VirtuosoMockContext.Provider>,
@@ -172,21 +215,6 @@ describe('LogsExplorerViews -', () => {
 		expect(queryByText('pending_data_placeholder')).toBeInTheDocument();
 	});
 
-	it('check error state', async () => {
-		lodsQueryServerRequest();
-		(useGetExplorerQueryRange as jest.Mock).mockReturnValue({
-			data: { payload: logsQueryRangeSuccessNewFormatResponse },
-			isLoading: false,
-			isFetching: false,
-			isError: true,
-		});
-		const { queryByText } = renderer();
-
-		expect(
-			queryByText('Something went wrong. Please try again or contact support.'),
-		).toBeInTheDocument();
-	});
-
 	it('should add activeLogId filter when present in URL', async () => {
 		// Mock useCopyLogLink to return an activeLogId
 		(useCopyLogLink as jest.Mock).mockReturnValue({
@@ -206,6 +234,7 @@ describe('LogsExplorerViews -', () => {
 						setIsLoadingQueries={(): void => {}}
 						listQueryKeyRef={{ current: {} }}
 						chartQueryKeyRef={{ current: {} }}
+						setWarning={(): void => {}}
 					/>
 				</PreferenceContextProvider>
 			</QueryBuilderContext.Provider>,

frontend/src/container/MeterExplorer/Explorer/Explorer.styles.scss

@@ -0,0 +1,195 @@
+.meter-explorer-container {
+	display: flex;
+	flex-direction: row;
+
+	.meter-explorer-quick-filters-section {
+		width: 280px;
+		border-right: 1px solid var(--bg-slate-500);
+
+		&.hidden {
+			display: none;
+		}
+	}
+
+	.meter-explorer-content-section {
+		width: 100%;
+
+		.explore-header {
+			display: flex;
+			align-items: center;
+			justify-content: space-between;
+			margin: 4px 0;
+			padding: 0 8px;
+
+			.explore-header-left-actions {
+				display: flex;
+				align-items: flex-start;
+				gap: 10px;
+			}
+
+			.explore-header-right-actions {
+				display: flex;
+				align-items: flex-end;
+				gap: 10px;
+			}
+		}
+
+		.query-section {
+			max-height: 450px;
+			overflow-y: auto;
+
+			.rc-virtual-list-holder {
+				height: 150px;
+			}
+		}
+
+		.explore-tabs {
+			margin: 15px 0;
+			.tab {
+				background-color: var(--bg-slate-500);
+				border-color: var(--bg-ink-200);
+				width: 180px;
+				padding: 16px 0;
+				display: flex;
+				justify-content: center;
+				align-items: center;
+			}
+
+			.tab:first-of-type {
+				border-top-left-radius: 2px;
+			}
+
+			.tab:last-of-type {
+				border-top-right-radius: 2px;
+			}
+
+			.selected-view {
+				background: var(--bg-ink-500);
+			}
+		}
+
+		.explore-content {
+			.ant-space {
+				margin-top: 10px;
+				margin-bottom: 20px;
+			}
+
+			.empty-meter-search {
+				display: flex;
+				flex-direction: column;
+				justify-content: center;
+				align-items: center;
+				width: 100%;
+				height: 100%;
+			}
+
+			.time-series-view-panel {
+				border-radius: 4px;
+				border: 1px solid var(--bg-slate-500);
+				background: var(--bg-ink-400);
+				padding: 8px !important;
+				margin: 8px;
+			}
+
+			.time-series-container {
+				display: grid;
+				grid-template-columns: repeat(
+					auto-fit,
+					minmax(min(100%, calc(50% - 8px)), 1fr)
+				);
+				gap: 16px;
+				width: 100%;
+				height: fit-content;
+			}
+		}
+	}
+
+	&.quick-filters-open {
+		.meter-explorer-content-section {
+			width: calc(100% - 280px);
+		}
+	}
+
+	padding-bottom: 80px;
+}
+
+.meter-time-series-container {
+	display: flex;
+	flex-direction: column;
+	gap: 10px;
+
+	.builder-units-filter {
+		padding: 0 8px;
+		margin-bottom: 0px !important;
+
+		.builder-units-filter-label {
+			margin-bottom: 0px !important;
+			font-size: 13px;
+		}
+	}
+}
+
+.lightMode {
+	.meter-explorer-container {
+		.explore-tabs {
+			.tab {
+				background-color: var(--bg-vanilla-100);
+				border-color: var(--bg-vanilla-400);
+			}
+
+			.selected-view {
+				background: var(--bg-vanilla-500);
+			}
+		}
+	}
+}
+
+.dashboards-and-alerts-popover-container {
+	display: flex;
+	gap: 16px;
+
+	.dashboards-and-alerts-popover {
+		border-radius: 20px;
+		padding: 4px 8px;
+		cursor: pointer;
+		display: flex;
+		justify-content: center;
+		align-items: center;
+		gap: 4px;
+
+		&:hover {
+			opacity: 0.8;
+		}
+	}
+
+	.dashboards-popover {
+		border: 1px solid var(--bg-sienna-500);
+		.ant-typography {
+			color: var(--bg-sienna-500);
+		}
+	}
+
+	.alerts-popover {
+		border: 1px solid var(--bg-sakura-500);
+		.ant-typography {
+			color: var(--bg-sakura-500);
+		}
+	}
+}
+
+.no-data-container {
+	display: flex;
+	flex-direction: column;
+	justify-content: center;
+	align-items: center;
+	width: 100%;
+	height: 100%;
+	gap: 16px;
+
+	.no-data-text {
+		color: var(--text-vanilla-500);
+		font-size: 14px;
+		line-height: 20px;
+		text-align: center;
+	}
+}

frontend/src/container/MeterExplorer/Explorer/Explorer.tsx

@@ -0,0 +1,182 @@
+import './Explorer.styles.scss';
+
+import * as Sentry from '@sentry/react';
+import { Button, Tooltip } from 'antd';
+import logEvent from 'api/common/logEvent';
+import cx from 'classnames';
+import { QueryBuilderV2 } from 'components/QueryBuilderV2/QueryBuilderV2';
+import QuickFilters from 'components/QuickFilters/QuickFilters';
+import { QuickFiltersSource, SignalType } from 'components/QuickFilters/types';
+import { initialQueryMeterWithType, PANEL_TYPES } from 'constants/queryBuilder';
+import ExplorerOptionWrapper from 'container/ExplorerOptions/ExplorerOptionWrapper';
+import RightToolbarActions from 'container/QueryBuilder/components/ToolbarActions/RightToolbarActions';
+import { QueryBuilderProps } from 'container/QueryBuilder/QueryBuilder.interfaces';
+import DateTimeSelector from 'container/TopNav/DateTimeSelectionV2';
+import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
+import { useShareBuilderUrl } from 'hooks/queryBuilder/useShareBuilderUrl';
+import { useSafeNavigate } from 'hooks/useSafeNavigate';
+import { Filter } from 'lucide-react';
+import ErrorBoundaryFallback from 'pages/ErrorBoundaryFallback/ErrorBoundaryFallback';
+import { useCallback, useEffect, useMemo, useState } from 'react';
+import { Dashboard } from 'types/api/dashboard/getAll';
+import { Query } from 'types/api/queryBuilder/queryBuilderData';
+import { DataSource } from 'types/common/queryBuilder';
+import { generateExportToDashboardLink } from 'utils/dashboard/generateExportToDashboardLink';
+import { v4 as uuid } from 'uuid';
+
+import { MeterExplorerEventKeys, MeterExplorerEvents } from '../events';
+import TimeSeries from './TimeSeries';
+import { splitQueryIntoOneChartPerQuery } from './utils';
+
+function Explorer(): JSX.Element {
+	const {
+		handleRunQuery,
+		stagedQuery,
+		updateAllQueriesOperators,
+		currentQuery,
+	} = useQueryBuilder();
+	const { safeNavigate } = useSafeNavigate();
+
+	const [showQuickFilters, setShowQuickFilters] = useState(true);
+
+	const defaultQuery = useMemo(
+		() =>
+			updateAllQueriesOperators(
+				initialQueryMeterWithType,
+				PANEL_TYPES.TIME_SERIES,
+				DataSource.METRICS,
+				'meter' as 'meter' | '',
+			),
+		[updateAllQueriesOperators],
+	);
+
+	const exportDefaultQuery = useMemo(
+		() =>
+			updateAllQueriesOperators(
+				currentQuery || initialQueryMeterWithType,
+				PANEL_TYPES.TIME_SERIES,
+				DataSource.METRICS,
+				'meter' as 'meter' | '',
+			),
+		[currentQuery, updateAllQueriesOperators],
+	);
+
+	useShareBuilderUrl({ defaultValue: defaultQuery });
+
+	const handleExport = useCallback(
+		(
+			dashboard: Dashboard | null,
+			_isNewDashboard?: boolean,
+			queryToExport?: Query,
+		): void => {
+			if (!dashboard) return;
+
+			const widgetId = uuid();
+
+			const dashboardEditView = generateExportToDashboardLink({
+				query: queryToExport || exportDefaultQuery,
+				panelType: PANEL_TYPES.TIME_SERIES,
+				dashboardId: dashboard.id,
+				widgetId,
+			});
+
+			safeNavigate(dashboardEditView);
+		},
+		[exportDefaultQuery, safeNavigate],
+	);
+
+	const splitedQueries = useMemo(
+		() =>
+			splitQueryIntoOneChartPerQuery(stagedQuery || initialQueryMeterWithType),
+		[stagedQuery],
+	);
+
+	useEffect(() => {
+		logEvent(MeterExplorerEvents.TabChanged, {
+			[MeterExplorerEventKeys.Tab]: 'explorer',
+		});
+	}, []);
+
+	const queryComponents = useMemo(
+		(): QueryBuilderProps['queryComponents'] => ({}),
+		[],
+	);
+
+	return (
+		<Sentry.ErrorBoundary fallback={<ErrorBoundaryFallback />}>
+			<div
+				className={cx('meter-explorer-container', {
+					'quick-filters-open': showQuickFilters,
+				})}
+			>
+				<div
+					className={cx('meter-explorer-quick-filters-section', {
+						hidden: !showQuickFilters,
+					})}
+				>
+					<QuickFilters
+						className="qf-meter-explorer"
+						source={QuickFiltersSource.METER_EXPLORER}
+						signal={SignalType.METER_EXPLORER}
+						showFilterCollapse
+						showQueryName={false}
+						handleFilterVisibilityChange={(): void => {
+							setShowQuickFilters(!showQuickFilters);
+						}}
+					/>
+				</div>
+
+				<div className="meter-explorer-content-section">
+					<div className="meter-explorer-explore-content">
+						<div className="explore-header">
+							<div className="explore-header-left-actions">
+								{!showQuickFilters && (
+									<Tooltip title="Show Quick Filters" placement="right" arrow={false}>
+										<Button
+											className="periscope-btn outline"
+											icon={<Filter size={16} />}
+											onClick={(): void => setShowQuickFilters(!showQuickFilters)}
+										/>
+									</Tooltip>
+								)}
+							</div>
+
+							<div className="explore-header-right-actions">
+								<DateTimeSelector showAutoRefresh />
+								<RightToolbarActions
+									onStageRunQuery={(): void => handleRunQuery(true, true)}
+								/>
+							</div>
+						</div>
+						<QueryBuilderV2
+							config={{
+								initialDataSource: DataSource.METRICS,
+								queryVariant: 'static',
+								signalSource: 'meter',
+							}}
+							panelType={PANEL_TYPES.TIME_SERIES}
+							queryComponents={queryComponents}
+							showFunctions={false}
+							version="v3"
+						/>
+
+						<div className="explore-content">
+							<TimeSeries />
+						</div>
+					</div>
+					<ExplorerOptionWrapper
+						disabled={!stagedQuery}
+						query={exportDefaultQuery}
+						sourcepage={DataSource.METRICS}
+						signalSource="meter"
+						onExport={handleExport}
+						isOneChartPerQuery={false}
+						splitedQueries={splitedQueries}
+					/>
+				</div>
+			</div>
+		</Sentry.ErrorBoundary>
+	);
+}
+
+export default Explorer;

frontend/src/container/MeterExplorer/Explorer/NoData.tsx

@@ -0,0 +1,13 @@
+import { Typography } from 'antd';
+import { ChartLine } from 'lucide-react';
+
+export default function NoData(): JSX.Element {
+	return (
+		<div className="no-data-container">
+			<ChartLine size={48} />
+			<Typography.Text className="no-data-text">
+				No data found for the selected query
+			</Typography.Text>
+		</div>
+	);
+}

frontend/src/container/MeterExplorer/Explorer/QuerySection.tsx

@@ -0,0 +1,43 @@
+import { Button } from 'antd';
+import logEvent from 'api/common/logEvent';
+import { PANEL_TYPES } from 'constants/queryBuilder';
+import { QueryBuilder } from 'container/QueryBuilder';
+import { ButtonWrapper } from 'container/TracesExplorer/QuerySection/styles';
+import { useGetPanelTypesQueryParam } from 'hooks/queryBuilder/useGetPanelTypesQueryParam';
+import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
+import { DataSource } from 'types/common/queryBuilder';
+
+import { MeterExplorerEventKeys, MeterExplorerEvents } from '../events';
+
+function QuerySection(): JSX.Element {
+	const { handleRunQuery } = useQueryBuilder();
+
+	const panelTypes = useGetPanelTypesQueryParam(PANEL_TYPES.TIME_SERIES);
+
+	return (
+		<div className="query-section">
+			<QueryBuilder
+				panelType={panelTypes}
+				config={{ initialDataSource: DataSource.METRICS, queryVariant: 'static' }}
+				version="v4"
+				actions={
+					<ButtonWrapper>
+						<Button
+							onClick={(): void => {
+								handleRunQuery();
+								logEvent(MeterExplorerEvents.QueryBuilderQueryChanged, {
+									[MeterExplorerEventKeys.Tab]: 'explorer',
+								});
+							}}
+							type="primary"
+						>
+							Run Query
+						</Button>
+					</ButtonWrapper>
+				}
+			/>
+		</div>
+	);
+}
+
+export default QuerySection;

frontend/src/container/MeterExplorer/Explorer/TimeSeries.tsx

@@ -0,0 +1,142 @@
+import { isAxiosError } from 'axios';
+import { ENTITY_VERSION_V5 } from 'constants/app';
+import { initialQueryMeterWithType, PANEL_TYPES } from 'constants/queryBuilder';
+import { REACT_QUERY_KEY } from 'constants/reactQueryKeys';
+import { BuilderUnitsFilter } from 'container/QueryBuilder/filters/BuilderUnitsFilter';
+import TimeSeriesView from 'container/TimeSeriesView/TimeSeriesView';
+import { convertDataValueToMs } from 'container/TimeSeriesView/utils';
+import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
+import { GetMetricQueryRange } from 'lib/dashboard/getQueryResults';
+import { useErrorModal } from 'providers/ErrorModalProvider';
+import { useMemo, useState } from 'react';
+import { useQueries } from 'react-query';
+import { useSelector } from 'react-redux';
+import { AppState } from 'store/reducers';
+import { SuccessResponse } from 'types/api';
+import APIError from 'types/api/error';
+import { MetricRangePayloadProps } from 'types/api/metrics/getQueryRange';
+import { DataSource } from 'types/common/queryBuilder';
+import { GlobalReducer } from 'types/reducer/globalTime';
+
+function TimeSeries(): JSX.Element {
+	const { stagedQuery, currentQuery } = useQueryBuilder();
+
+	const { selectedTime: globalSelectedTime, maxTime, minTime } = useSelector<
+		AppState,
+		GlobalReducer
+	>((state) => state.globalTime);
+
+	const [yAxisUnit, setYAxisUnit] = useState<string>('');
+
+	const isValidToConvertToMs = useMemo(() => {
+		const isValid: boolean[] = [];
+
+		currentQuery.builder.queryData.forEach(
+			({ aggregateAttribute, aggregateOperator }) => {
+				const isExistDurationNanoAttribute =
+					aggregateAttribute?.key === 'durationNano' ||
+					aggregateAttribute?.key === 'duration_nano';
+
+				const isCountOperator =
+					aggregateOperator === 'count' || aggregateOperator === 'count_distinct';
+
+				isValid.push(!isCountOperator && isExistDurationNanoAttribute);
+			},
+		);
+
+		return isValid.every(Boolean);
+	}, [currentQuery]);
+
+	const queryPayloads = useMemo(
+		() => [stagedQuery || initialQueryMeterWithType],
+		[stagedQuery],
+	);
+
+	const { showErrorModal } = useErrorModal();
+
+	const queries = useQueries(
+		queryPayloads.map((payload, index) => ({
+			queryKey: [
+				REACT_QUERY_KEY.GET_QUERY_RANGE,
+				payload,
+				ENTITY_VERSION_V5,
+				globalSelectedTime,
+				maxTime,
+				minTime,
+				index,
+			],
+			queryFn: (): Promise<SuccessResponse<MetricRangePayloadProps>> =>
+				GetMetricQueryRange(
+					{
+						query: payload,
+						graphType: PANEL_TYPES.TIME_SERIES,
+						selectedTime: 'GLOBAL_TIME',
+						globalSelectedInterval: globalSelectedTime,
+						params: {
+							dataSource: DataSource.METRICS,
+						},
+					},
+					ENTITY_VERSION_V5,
+				),
+			enabled: !!payload,
+			retry: (failureCount: number, error: Error): boolean => {
+				let status: number | undefined;
+
+				if (error instanceof APIError) {
+					status = error.getHttpStatusCode();
+				} else if (isAxiosError(error)) {
+					status = error.response?.status;
+				}
+
+				if (status && status >= 400 && status < 500) {
+					return false;
+				}
+
+				return failureCount < 3;
+			},
+			onError: (error: APIError): void => {
+				showErrorModal(error);
+			},
+		})),
+	);
+
+	const data = useMemo(() => queries.map(({ data }) => data) ?? [], [queries]);
+
+	const responseData = useMemo(
+		() =>
+			data.map((datapoint) =>
+				isValidToConvertToMs ? convertDataValueToMs(datapoint) : datapoint,
+			),
+		[data, isValidToConvertToMs],
+	);
+
+	const onUnitChangeHandler = (value: string): void => {
+		setYAxisUnit(value);
+	};
+
+	return (
+		<div className="meter-time-series-container">
+			<BuilderUnitsFilter onChange={onUnitChangeHandler} yAxisUnit={yAxisUnit} />
+			<div className="time-series-container">
+				{responseData.map((datapoint, index) => (
+					<div
+						className="time-series-view-panel"
+						// eslint-disable-next-line react/no-array-index-key
+						key={index}
+					>
+						<TimeSeriesView
+							isFilterApplied={false}
+							isError={queries[index].isError}
+							isLoading={queries[index].isLoading}
+							data={datapoint}
+							dataSource={DataSource.METRICS}
+							yAxisUnit={yAxisUnit}
+						/>
+					</div>
+				))}
+			</div>
+		</div>
+	);
+}
+
+export default TimeSeries;

frontend/src/container/MeterExplorer/Explorer/__tests__/Explorer.test.tsx

@@ -0,0 +1,220 @@
+import { render, screen } from '@testing-library/react';
+import { initialQueriesMap, PANEL_TYPES } from 'constants/queryBuilder';
+import * as useOptionsMenuHooks from 'container/OptionsMenu';
+import * as useUpdateDashboardHooks from 'hooks/dashboard/useUpdateDashboard';
+import * as useQueryBuilderHooks from 'hooks/queryBuilder/useQueryBuilder';
+import * as appContextHooks from 'providers/App/App';
+import { ErrorModalProvider } from 'providers/ErrorModalProvider';
+import * as timezoneHooks from 'providers/Timezone';
+import { QueryClient, QueryClientProvider } from 'react-query';
+import { Provider } from 'react-redux';
+import { MemoryRouter } from 'react-router-dom';
+import { useSearchParams } from 'react-router-dom-v5-compat';
+import store from 'store';
+import { LicenseEvent } from 'types/api/licensesV3/getActive';
+import { DataSource } from 'types/common/queryBuilder';
+
+import Explorer from '../Explorer';
+
+const mockSetSearchParams = jest.fn();
+const queryClient = new QueryClient();
+const mockUpdateAllQueriesOperators = jest.fn();
+const mockUseQueryBuilderData = {
+	handleRunQuery: jest.fn(),
+	stagedQuery: initialQueriesMap[DataSource.METRICS],
+	updateAllQueriesOperators: mockUpdateAllQueriesOperators,
+	currentQuery: initialQueriesMap[DataSource.METRICS],
+	resetQuery: jest.fn(),
+	redirectWithQueryBuilderData: jest.fn(),
+	isStagedQueryUpdated: jest.fn(),
+	handleSetQueryData: jest.fn(),
+	handleSetFormulaData: jest.fn(),
+	handleSetQueryItemData: jest.fn(),
+	handleSetConfig: jest.fn(),
+	removeQueryBuilderEntityByIndex: jest.fn(),
+	removeQueryTypeItemByIndex: jest.fn(),
+	isDefaultQuery: jest.fn(),
+};
+
+jest.mock('react-router-dom-v5-compat', () => {
+	const actual = jest.requireActual('react-router-dom-v5-compat');
+	return {
+		...actual,
+		useSearchParams: jest.fn(),
+		useNavigationType: (): any => 'PUSH',
+	};
+});
+jest.mock('hooks/useDimensions', () => ({
+	useResizeObserver: (): { width: number; height: number } => ({
+		width: 800,
+		height: 400,
+	}),
+}));
+jest.mock('react-query', () => ({
+	...jest.requireActual('react-query'),
+	useQueryClient: jest.fn().mockReturnValue({
+		getQueriesData: jest.fn(),
+	}),
+}));
+jest.mock('hooks/useSafeNavigate', () => ({
+	useSafeNavigate: (): any => ({
+		safeNavigate: jest.fn(),
+	}),
+}));
+jest.mock('hooks/useNotifications', () => ({
+	useNotifications: (): any => ({
+		notifications: {
+			error: jest.fn(),
+		},
+	}),
+}));
+jest.mock('uplot', () => {
+	const paths = {
+		spline: jest.fn(),
+		bars: jest.fn(),
+	};
+	const uplotMock = jest.fn(() => ({
+		paths,
+	}));
+	return {
+		paths,
+		default: uplotMock,
+	};
+});
+jest.mock('react-redux', () => ({
+	...jest.requireActual('react-redux'),
+	useSelector: (): any => ({
+		globalTime: {
+			selectedTime: {
+				startTime: 1713734400000,
+				endTime: 1713738000000,
+			},
+			maxTime: 1713738000000,
+			minTime: 1713734400000,
+		},
+	}),
+}));
+
+jest.spyOn(useUpdateDashboardHooks, 'useUpdateDashboard').mockReturnValue({
+	mutate: jest.fn(),
+	isLoading: false,
+} as any);
+jest.spyOn(useOptionsMenuHooks, 'useOptionsMenu').mockReturnValue({
+	options: {
+		selectColumns: [],
+	},
+} as any);
+jest.spyOn(timezoneHooks, 'useTimezone').mockReturnValue({
+	timezone: {
+		offset: 0,
+	},
+	browserTimezone: {
+		offset: 0,
+	},
+} as any);
+jest.spyOn(appContextHooks, 'useAppContext').mockReturnValue({
+	user: {
+		role: 'admin',
+	},
+	activeLicenseV3: {
+		event_queue: {
+			created_at: '0',
+			event: LicenseEvent.NO_EVENT,
+			scheduled_at: '0',
+			status: '',
+			updated_at: '0',
+		},
+		license: {
+			license_key: 'test-license-key',
+			license_type: 'trial',
+			org_id: 'test-org-id',
+			plan_id: 'test-plan-id',
+			plan_name: 'test-plan-name',
+			plan_type: 'trial',
+			plan_version: 'test-plan-version',
+		},
+	},
+} as any);
+jest.spyOn(useQueryBuilderHooks, 'useQueryBuilder').mockReturnValue({
+	...mockUseQueryBuilderData,
+} as any);
+
+describe('Explorer', () => {
+	beforeEach(() => {
+		jest.clearAllMocks();
+	});
+
+	it('should render Explorer query builder with metrics datasource selected', () => {
+		jest.spyOn(useQueryBuilderHooks, 'useQueryBuilder').mockReturnValue({
+			...mockUseQueryBuilderData,
+			stagedQuery: initialQueriesMap[DataSource.TRACES],
+		} as any);
+
+		(useSearchParams as jest.Mock).mockReturnValue([
+			new URLSearchParams({ isOneChartPerQueryEnabled: 'false' }),
+			mockSetSearchParams,
+		]);
+
+		render(
+			<QueryClientProvider client={queryClient}>
+				<MemoryRouter>
+					<Provider store={store}>
+						<ErrorModalProvider>
+							<Explorer />
+						</ErrorModalProvider>
+					</Provider>
+				</MemoryRouter>
+			</QueryClientProvider>,
+		);
+
+		expect(mockUpdateAllQueriesOperators).toHaveBeenCalledWith(
+			initialQueriesMap[DataSource.METRICS],
+			PANEL_TYPES.TIME_SERIES,
+			DataSource.METRICS,
+		);
+	});
+
+	it('should enable one chart per query toggle when oneChartPerQuery=true in URL', () => {
+		(useSearchParams as jest.Mock).mockReturnValue([
+			new URLSearchParams({ isOneChartPerQueryEnabled: 'true' }),
+			mockSetSearchParams,
+		]);
+
+		render(
+			<QueryClientProvider client={queryClient}>
+				<MemoryRouter>
+					<Provider store={store}>
+						<ErrorModalProvider>
+							<Explorer />
+						</ErrorModalProvider>
+					</Provider>
+				</MemoryRouter>
+			</QueryClientProvider>,
+		);
+
+		const toggle = screen.getByRole('switch');
+		expect(toggle).toBeChecked();
+	});
+
+	it('should disable one chart per query toggle when oneChartPerQuery=false in URL', () => {
+		(useSearchParams as jest.Mock).mockReturnValue([
+			new URLSearchParams({ isOneChartPerQueryEnabled: 'false' }),
+			mockSetSearchParams,
+		]);
+
+		render(
+			<QueryClientProvider client={queryClient}>
+				<MemoryRouter>
+					<Provider store={store}>
+						<ErrorModalProvider>
+							<Explorer />
+						</ErrorModalProvider>
+					</Provider>
+				</MemoryRouter>
+			</QueryClientProvider>,
+		);
+
+		const toggle = screen.getByRole('switch');
+		expect(toggle).not.toBeChecked();
+	});
+});

frontend/src/container/MeterExplorer/Explorer/index.ts

@@ -0,0 +1,3 @@
+import Explorer from './Explorer';
+
+export default Explorer;

frontend/src/container/MeterExplorer/Explorer/types.ts

@@ -0,0 +1,37 @@
+import { RelatedMetric } from 'api/metricsExplorer/getRelatedMetrics';
+import { UseQueryResult } from 'react-query';
+import { SuccessResponse } from 'types/api';
+import { MetricRangePayloadProps } from 'types/api/metrics/getQueryRange';
+
+export enum ExplorerTabs {
+	TIME_SERIES = 'time-series',
+	RELATED_METRICS = 'related-metrics',
+}
+
+export interface TimeSeriesProps {
+	showOneChartPerQuery: boolean;
+}
+
+export interface RelatedMetricsProps {
+	metricNames: string[];
+}
+
+export interface RelatedMetricsCardProps {
+	metric: RelatedMetricWithQueryResult;
+}
+
+export interface UseGetRelatedMetricsGraphsProps {
+	selectedMetricName: string | null;
+	startMs: number;
+	endMs: number;
+}
+
+export interface UseGetRelatedMetricsGraphsReturn {
+	relatedMetrics: RelatedMetricWithQueryResult[];
+	isRelatedMetricsLoading: boolean;
+	isRelatedMetricsError: boolean;
+}
+
+export interface RelatedMetricWithQueryResult extends RelatedMetric {
+	queryResult: UseQueryResult<SuccessResponse<MetricRangePayloadProps>, unknown>;
+}

frontend/src/container/MeterExplorer/Explorer/utils.tsx

@@ -0,0 +1,37 @@
+import { Query } from 'types/api/queryBuilder/queryBuilderData';
+import { v4 as uuid } from 'uuid';
+
+export const splitQueryIntoOneChartPerQuery = (query: Query): Query[] => {
+	const queries: Query[] = [];
+
+	query.builder.queryData.forEach((currentQuery) => {
+		const newQuery = {
+			...query,
+			id: uuid(),
+			builder: {
+				...query.builder,
+				queryData: [currentQuery],
+				queryFormulas: [],
+			},
+		};
+		queries.push(newQuery);
+	});
+
+	query.builder.queryFormulas.forEach((currentFormula) => {
+		const newQuery = {
+			...query,
+			id: uuid(),
+			builder: {
+				...query.builder,
+				queryFormulas: [currentFormula],
+				queryData: query.builder.queryData.map((currentQuery) => ({
+					...currentQuery,
+					disabled: true,
+				})),
+			},
+		};
+		queries.push(newQuery);
+	});
+
+	return queries;
+};

frontend/src/container/MeterExplorer/events.ts

@@ -0,0 +1,51 @@
+/**
+ * This file contains all analytics events for the Meter Explorer.
+ */
+export enum MeterExplorerEvents {
+	TabChanged = 'Meter Explorer: Tab visited',
+	ModalOpened = 'Meter Explorer: Modal opened',
+	MeterClicked = 'Meter Explorer: Meter clicked',
+	FilterApplied = 'Meter Explorer: Filter applied',
+	TreemapViewChanged = 'Meter Explorer: Treemap view changed',
+	PageNumberChanged = 'Meter Explorer: Page number changed',
+	PageSizeChanged = 'Meter Explorer: Page size changed',
+	OrderByApplied = 'Meter Explorer: Order by applied',
+	MetricMetadataUpdated = 'Meter Explorer: Metric metadata updated',
+	OpenInExplorerClicked = 'Meter Explorer: Open in explorer clicked',
+	InspectViewChanged = 'Meter Explorer: Inspect view changed',
+	InspectQueryChanged = 'Meter Explorer: Inspect query changed',
+	InspectPointClicked = 'Meter Explorer: Inspect point clicked',
+	QueryBuilderQueryChanged = 'Meter Explorer: QueryBuilder query changed',
+	YAxisUnitApplied = 'Meter Explorer: Y axis unit applied',
+	AddToAlertClicked = 'Meter Explorer: Add to alert clicked',
+	AddToDashboardClicked = 'Meter Explorer: Add to dashboard clicked',
+	SaveViewClicked = 'Meter Explorer: Save view clicked',
+	SearchApplied = 'Meter Explorer: Search applied',
+	ViewEdited = 'Meter Explorer: View edited',
+	ViewDeleted = 'Meter Explorer: View deleted',
+}
+
+export enum MeterExplorerEventKeys {
+	Tab = 'tab',
+	Modal = 'modal',
+	View = 'view',
+	Interval = 'interval',
+	ViewType = 'viewType',
+	PageNumber = 'pageNumber',
+	PageSize = 'pageSize',
+	ColumnName = 'columnName',
+	Order = 'order',
+	AttributeKey = 'attributeKey',
+	AttributeValue = 'attributeValue',
+	MetricName = 'metricName',
+	InspectView = 'inspectView',
+	TimeAggregationOption = 'timeAggregationOption',
+	TimeAggregationInterval = 'timeAggregationInterval',
+	SpaceAggregationOption = 'spaceAggregationOption',
+	SpaceAggregationLabels = 'spaceAggregationLabels',
+	OneChartPerQueryEnabled = 'oneChartPerQueryEnabled',
+	YAxisUnit = 'yAxisUnit',
+	ViewName = 'viewName',
+	Filters = 'filters',
+	TimeRange = 'timeRange',
+}

frontend/src/container/MetricsExplorer/Explorer/Explorer.tsx

@@ -4,6 +4,7 @@ import * as Sentry from '@sentry/react';
 import { Switch } from 'antd';
 import logEvent from 'api/common/logEvent';
 import { QueryBuilderV2 } from 'components/QueryBuilderV2/QueryBuilderV2';
+import WarningPopover from 'components/WarningPopover/WarningPopover';
 import { initialQueriesMap, PANEL_TYPES } from 'constants/queryBuilder';
 import ExplorerOptionWrapper from 'container/ExplorerOptions/ExplorerOptionWrapper';
 import RightToolbarActions from 'container/QueryBuilder/components/ToolbarActions/RightToolbarActions';
@@ -15,6 +16,7 @@ import { useSafeNavigate } from 'hooks/useSafeNavigate';
 import ErrorBoundaryFallback from 'pages/ErrorBoundaryFallback/ErrorBoundaryFallback';
 import { useCallback, useEffect, useMemo, useState } from 'react';
 import { useSearchParams } from 'react-router-dom-v5-compat';
+import { Warning } from 'types/api';
 import { Dashboard } from 'types/api/dashboard/getAll';
 import { Query } from 'types/api/queryBuilder/queryBuilderData';
 import { DataSource } from 'types/common/queryBuilder';
@@ -118,6 +120,8 @@ function Explorer(): JSX.Element {
 		[],
 	);
 
+	const [warning, setWarning] = useState<Warning | undefined>(undefined);
+
 	return (
 		<Sentry.ErrorBoundary fallback={<ErrorBoundaryFallback />}>
 			<div className="metrics-explorer-explore-container">
@@ -131,6 +135,7 @@ function Explorer(): JSX.Element {
 						/>
 					</div>
 					<div className="explore-header-right-actions">
+						{warning?.message && <WarningPopover warningData={warning} />}
 						<DateTimeSelector showAutoRefresh />
 						<RightToolbarActions
 							onStageRunQuery={(): void => handleRunQuery(true, true)}
@@ -167,7 +172,10 @@ function Explorer(): JSX.Element {
 				</Button.Group> */}
 				<div className="explore-content">
 					{selectedTab === ExplorerTabs.TIME_SERIES && (
-						<TimeSeries showOneChartPerQuery={showOneChartPerQuery} />
+						<TimeSeries
+							showOneChartPerQuery={showOneChartPerQuery}
+							setWarning={setWarning}
+						/>
 					)}
 					{/* TODO: Enable once we have resolved all related metrics issues */}
 					{/* {selectedTab === ExplorerTabs.RELATED_METRICS && (
@@ -180,7 +188,7 @@ function Explorer(): JSX.Element {
 				query={exportDefaultQuery}
 				sourcepage={DataSource.METRICS}
 				onExport={handleExport}
-				isOneChartPerQuery={showOneChartPerQuery}
+				isOneChartPerQuery={false}
 				splitedQueries={splitedQueries}
 			/>
 		</Sentry.ErrorBoundary>

frontend/src/container/MetricsExplorer/Explorer/TimeSeries.tsx

@@ -8,7 +8,6 @@ import TimeSeriesView from 'container/TimeSeriesView/TimeSeriesView';
 import { convertDataValueToMs } from 'container/TimeSeriesView/utils';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { GetMetricQueryRange } from 'lib/dashboard/getQueryResults';
-import { useErrorModal } from 'providers/ErrorModalProvider';
 import { useMemo, useState } from 'react';
 import { useQueries } from 'react-query';
 import { useSelector } from 'react-redux';
@@ -22,7 +21,10 @@ import { GlobalReducer } from 'types/reducer/globalTime';
 import { TimeSeriesProps } from './types';
 import { splitQueryIntoOneChartPerQuery } from './utils';
 
-function TimeSeries({ showOneChartPerQuery }: TimeSeriesProps): JSX.Element {
+function TimeSeries({
+	showOneChartPerQuery,
+	setWarning,
+}: TimeSeriesProps): JSX.Element {
 	const { stagedQuery, currentQuery } = useQueryBuilder();
 
 	const { selectedTime: globalSelectedTime, maxTime, minTime } = useSelector<
@@ -61,8 +63,6 @@ function TimeSeries({ showOneChartPerQuery }: TimeSeriesProps): JSX.Element {
 
 	const [yAxisUnit, setYAxisUnit] = useState<string>('');
 
-	const { showErrorModal } = useErrorModal();
-
 	const queries = useQueries(
 		queryPayloads.map((payload, index) => ({
 			queryKey: [
@@ -104,9 +104,6 @@ function TimeSeries({ showOneChartPerQuery }: TimeSeriesProps): JSX.Element {
 
 				return failureCount < 3;
 			},
-			onError: (error: APIError): void => {
-				showErrorModal(error);
-			},
 		})),
 	);
 
@@ -150,6 +147,8 @@ function TimeSeries({ showOneChartPerQuery }: TimeSeriesProps): JSX.Element {
 							data={datapoint}
 							yAxisUnit={yAxisUnit}
 							dataSource={DataSource.METRICS}
+							error={queries[index].error as APIError}
+							setWarning={setWarning}
 						/>
 					</div>
 				))}

frontend/src/container/MetricsExplorer/Explorer/types.ts

@@ -1,6 +1,7 @@
 import { RelatedMetric } from 'api/metricsExplorer/getRelatedMetrics';
+import { Dispatch, SetStateAction } from 'react';
 import { UseQueryResult } from 'react-query';
-import { SuccessResponse } from 'types/api';
+import { SuccessResponse, Warning } from 'types/api';
 import { MetricRangePayloadProps } from 'types/api/metrics/getQueryRange';
 
 export enum ExplorerTabs {
@@ -10,6 +11,7 @@ export enum ExplorerTabs {
 
 export interface TimeSeriesProps {
 	showOneChartPerQuery: boolean;
+	setWarning: Dispatch<SetStateAction<Warning | undefined>>;
 }
 
 export interface RelatedMetricsProps {

frontend/src/container/MetricsExplorer/Summary/Summary.tsx

@@ -1,9 +1,11 @@
+/* eslint-disable no-nested-ternary */
 import './Summary.styles.scss';
 
 import * as Sentry from '@sentry/react';
 import logEvent from 'api/common/logEvent';
 import { initialQueriesMap } from 'constants/queryBuilder';
 import { usePageSize } from 'container/InfraMonitoringK8s/utils';
+import NoLogs from 'container/NoLogs/NoLogs';
 import { useGetMetricsList } from 'hooks/metricsExplorer/useGetMetricsList';
 import { useGetMetricsTreeMap } from 'hooks/metricsExplorer/useGetMetricsTreeMap';
 import ErrorBoundaryFallback from 'pages/ErrorBoundaryFallback/ErrorBoundaryFallback';
@@ -12,11 +14,13 @@ import { useSelector } from 'react-redux';
 import { useSearchParams } from 'react-router-dom-v5-compat';
 import { AppState } from 'store/reducers';
 import { TagFilter } from 'types/api/queryBuilder/queryBuilderData';
+import { DataSource } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
 
 import { MetricsExplorerEventKeys, MetricsExplorerEvents } from '../events';
 import InspectModal from '../Inspect';
 import MetricDetails from '../MetricDetails';
+import { MetricsLoading } from '../MetricsLoading/MetricsLoading';
 import {
 	IS_INSPECT_MODAL_OPEN_KEY,
 	IS_METRIC_DETAILS_OPEN_KEY,
@@ -267,30 +271,64 @@ function Summary(): JSX.Element {
 		});
 	};
 
+	const isMetricsListDataEmpty = useMemo(
+		() =>
+			formattedMetricsData.length === 0 && !isMetricsLoading && !isMetricsFetching,
+		[formattedMetricsData, isMetricsLoading, isMetricsFetching],
+	);
+
+	const isMetricsTreeMapDataEmpty = useMemo(
+		() =>
+			!treeMapData?.payload?.data[heatmapView]?.length &&
+			!isTreeMapLoading &&
+			!isTreeMapFetching,
+		[
+			treeMapData?.payload?.data,
+			heatmapView,
+			isTreeMapLoading,
+			isTreeMapFetching,
+		],
+	);
+
+	console.log({
+		isMetricsListDataEmpty,
+		isMetricsTreeMapDataEmpty,
+		treeMapData,
+		sec: treeMapData?.payload?.data[heatmapView],
+	});
+
 	return (
 		<Sentry.ErrorBoundary fallback={<ErrorBoundaryFallback />}>
 			<div className="metrics-explorer-summary-tab">
 				<MetricsSearch query={searchQuery} onChange={handleFilterChange} />
-				<MetricsTreemap
-					data={treeMapData?.payload}
-					isLoading={isTreeMapLoading || isTreeMapFetching}
-					isError={isProportionViewError}
-					viewType={heatmapView}
-					openMetricDetails={openMetricDetails}
-					setHeatmapView={handleSetHeatmapView}
-				/>
-				<MetricsTable
-					isLoading={isMetricsLoading || isMetricsFetching}
-					isError={isListViewError}
-					data={formattedMetricsData}
-					pageSize={pageSize}
-					currentPage={currentPage}
-					onPaginationChange={onPaginationChange}
-					setOrderBy={handleSetOrderBy}
-					totalCount={metricsData?.payload?.data?.total || 0}
-					openMetricDetails={openMetricDetails}
-					queryFilters={queryFilters}
-				/>
+				{isMetricsLoading || isTreeMapLoading ? (
+					<MetricsLoading />
+				) : isMetricsListDataEmpty && isMetricsTreeMapDataEmpty ? (
+					<NoLogs dataSource={DataSource.METRICS} />
+				) : (
+					<>
+						<MetricsTreemap
+							data={treeMapData?.payload}
+							isLoading={isTreeMapLoading || isTreeMapFetching}
+							isError={isProportionViewError}
+							viewType={heatmapView}
+							openMetricDetails={openMetricDetails}
+							setHeatmapView={handleSetHeatmapView}
+						/>
+						<MetricsTable
+							isLoading={isMetricsLoading || isMetricsFetching}
+							isError={isListViewError}
+							data={formattedMetricsData}
+							pageSize={pageSize}
+							currentPage={currentPage}
+							onPaginationChange={onPaginationChange}
+							setOrderBy={handleSetOrderBy}
+							totalCount={metricsData?.payload?.data?.total || 0}
+							openMetricDetails={openMetricDetails}
+							queryFilters={queryFilters}
+						/>
+					</>
+				)}
 			</div>
 			{isMetricDetailsOpen && (
 				<MetricDetails

frontend/src/container/NewWidget/LeftContainer/QuerySection/index.tsx

@@ -239,10 +239,7 @@ function QuerySection({
 				onChange={handleQueryCategoryChange}
 				tabBarExtraContent={
 					<span style={{ display: 'flex', gap: '1rem', alignItems: 'center' }}>
-						<TextToolTip
-							text="This will temporarily save the current query and graph state. This will persist across tab change"
-							url="https://signoz.io/docs/userguide/query-builder?utm_source=product&utm_medium=query-builder"
-						/>
+						<TextToolTip text="This will temporarily save the current query and graph state. This will persist across tab change" />
 						<Button
 							loading={queryResponse.isFetching}
 							type="primary"

frontend/src/container/NewWidget/LeftContainer/WidgetGraph/WidgetGraph.styles.scss

@@ -10,6 +10,12 @@
 		align-items: center;
 		justify-content: space-between;
 
+		.header-left {
+			display: flex;
+			align-items: center;
+			gap: 8px;
+		}
+
 		.plot-tag {
 			display: inline-flex;
 			padding: 4px 4px 4px 6px;

frontend/src/container/NewWidget/LeftContainer/WidgetGraph/WidgetGraphContainer.tsx

@@ -1,7 +1,9 @@
 import { Card, Typography } from 'antd';
+import ErrorInPlace from 'components/ErrorInPlace/ErrorInPlace';
 import Spinner from 'components/Spinner';
 import { PANEL_TYPES } from 'constants/queryBuilder';
 import { WidgetGraphContainerProps } from 'container/NewWidget/types';
+import APIError from 'types/api/error';
 import { getSortedSeriesData } from 'utils/getSortedSeriesData';
 
 import { NotFoundContainer } from './styles';
@@ -36,7 +38,7 @@ function WidgetGraphContainer({
 	if (queryResponse?.error) {
 		return (
 			<NotFoundContainer>
-				<Typography>{queryResponse.error.message}</Typography>
+				<ErrorInPlace error={queryResponse.error as APIError} />
 			</NotFoundContainer>
 		);
 	}

frontend/src/container/NewWidget/LeftContainer/WidgetGraph/index.tsx

@@ -1,11 +1,13 @@
 import './WidgetGraph.styles.scss';
 
 import { InfoCircleOutlined } from '@ant-design/icons';
+import WarningPopover from 'components/WarningPopover/WarningPopover';
 import { Card } from 'container/GridCardLayout/styles';
 import DateTimeSelectionV2 from 'container/TopNav/DateTimeSelectionV2';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { useIsDarkMode } from 'hooks/useDarkMode';
 import { memo } from 'react';
+import { Warning } from 'types/api';
 
 import { WidgetGraphContainerProps } from '../../types';
 import PlotTag from './PlotTag';
@@ -34,7 +36,12 @@ function WidgetGraph({
 	return (
 		<Container $panelType={selectedGraph} className="widget-graph">
 			<div className="header">
-				<PlotTag queryType={currentQuery.queryType} panelType={selectedGraph} />
+				<div className="header-left">
+					<PlotTag queryType={currentQuery.queryType} panelType={selectedGraph} />
+					{queryResponse.data?.warning?.message && (
+						<WarningPopover warningData={queryResponse.data?.warning as Warning} />
+					)}
+				</div>
 				<DateTimeSelectionV2 showAutoRefresh={false} hideShareModal />
 			</div>
 			{queryResponse.error && (

frontend/src/container/NewWidget/RightContainer/ColumnUnitSelector/ColumnUnitSelector.tsx

@@ -3,7 +3,8 @@ import './ColumnUnitSelector.styles.scss';
 import { Typography } from 'antd';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { useGetQueryLabels } from 'hooks/useGetQueryLabels';
-import { Dispatch, SetStateAction, useCallback } from 'react';
+import { isEmpty } from 'lodash-es';
+import { Dispatch, SetStateAction, useCallback, useEffect } from 'react';
 import { ColumnUnit } from 'types/api/dashboard/getAll';
 
 import YAxisUnitSelector from '../YAxisUnitSelector';
@@ -31,12 +32,49 @@ export function ColumnUnitSelector(
 		[setColumnUnits],
 	);
 
+	const getValues = (value: string): string => {
+		const currentValue = columnUnits[value];
+		if (currentValue) {
+			return currentValue;
+		}
+
+		// if base query has value, return it
+		const baseQuery = value.split('.')[0];
+
+		if (columnUnits[baseQuery]) {
+			return columnUnits[baseQuery];
+		}
+
+		// if we have value as base query i.e. value = B, but the columnUnit have let say B.count(): 'h' then we need to return B.count()
+		// get the queryName B.count() from the columnUnits keys based on the B that we have (first match - 0th aggregationIndex)
+		const newQueryWithExpression = Object.keys(columnUnits).find(
+			(key) =>
+				key.startsWith(baseQuery) &&
+				!isEmpty(aggregationQueries.find((query) => query.value === key)),
+		);
+		if (newQueryWithExpression) {
+			return columnUnits[newQueryWithExpression];
+		}
+
+		return '';
+	};
+
+	useEffect(() => {
+		const newColumnUnits = aggregationQueries.reduce((acc, query) => {
+			acc[query.value] = getValues(query.value);
+			return acc;
+		}, {} as Record<string, string>);
+		setColumnUnits(newColumnUnits);
+		// eslint-disable-next-line react-hooks/exhaustive-deps
+	}, [aggregationQueries]);
+
 	return (
 		<section className="column-unit-selector">
 			<Typography.Text className="heading">Column Units</Typography.Text>
 			{aggregationQueries.map(({ value, label }) => (
 				<YAxisUnitSelector
 					defaultValue={columnUnits[value]}
+					value={columnUnits[value] || ''}
 					onSelect={(unitValue: string): void =>
 						handleColumnUnitSelect(value, unitValue)
 					}

frontend/src/container/NewWidget/RightContainer/LegendColors/LegendColors.tsx

@@ -4,6 +4,7 @@ import { Button, Collapse, ColorPicker, Tooltip, Typography } from 'antd';
 import { themeColors } from 'constants/theme';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { useIsDarkMode } from 'hooks/useDarkMode';
+import { getLegend } from 'lib/dashboard/getQueryResults';
 import getLabelName from 'lib/getLabelName';
 import { generateColor } from 'lib/uPlotLib/utils/generateColor';
 import { Palette } from 'lucide-react';
@@ -69,7 +70,11 @@ function LegendColors({
 	const legendLabels = useMemo(() => {
 		if (queryResponse?.data?.payload?.data?.result) {
 			return queryResponse.data.payload.data.result.map((item: any) =>
-				getLabelName(item.metric || {}, item.queryName || '', item.legend || ''),
+				getLegend(
+					item,
+					currentQuery,
+					getLabelName(item.metric || {}, item.queryName || '', item.legend || ''),
+				),
 			);
 		}
 

frontend/src/container/NewWidget/RightContainer/Threshold/Threshold.tsx

@@ -5,6 +5,7 @@ import { Button, Input, InputNumber, Select, Space, Typography } from 'antd';
 import { PANEL_TYPES } from 'constants/queryBuilder';
 import { unitOptions } from 'container/NewWidget/utils';
 import { useIsDarkMode } from 'hooks/useDarkMode';
+import { getColumnUnit } from 'lib/query/createTableColumnsFromQuery';
 import { Check, Pencil, Trash2, X } from 'lucide-react';
 import { useMemo, useRef, useState } from 'react';
 import { useDrag, useDrop, XYCoord } from 'react-dnd';
@@ -197,7 +198,11 @@ function Threshold({
 	const isInvalidUnitComparison = useMemo(
 		() =>
 			unit !== 'none' &&
-			convertUnit(value, unit, columnUnits?.[tableSelectedOption]) === null,
+			convertUnit(
+				value,
+				unit,
+				getColumnUnit(tableSelectedOption, columnUnits || {}),
+			) === null,
 		[unit, value, columnUnits, tableSelectedOption],
 	);
 
@@ -312,7 +317,9 @@ function Threshold({
 					{isEditMode ? (
 						<Select
 							defaultValue={unit}
-							options={unitOptions(columnUnits?.[tableSelectedOption] || '')}
+							options={unitOptions(
+								getColumnUnit(tableSelectedOption, columnUnits || {}) || '',
+							)}
 							onChange={handleUnitChange}
 							showSearch
 							className="unit-selection"
@@ -351,7 +358,7 @@ function Threshold({
 				{isInvalidUnitComparison && (
 					<Typography.Text className="invalid-unit">
 						Threshold unit ({unit}) is not valid in comparison with the column unit (
-						{columnUnits?.[tableSelectedOption] || 'none'})
+						{getColumnUnit(tableSelectedOption, columnUnits || {}) || 'none'})
 					</Typography.Text>
 				)}
 				{isEditMode && (

frontend/src/container/NewWidget/RightContainer/YAxisUnitSelector.tsx

@@ -16,11 +16,13 @@ const findCategoryByName = (
 type OnSelectType = Dispatch<SetStateAction<string>> | ((val: string) => void);
 function YAxisUnitSelector({
 	defaultValue,
+	value,
 	onSelect,
 	fieldLabel,
 	handleClear,
 }: {
 	defaultValue: string;
+	value: string;
 	onSelect: OnSelectType;
 	fieldLabel: string;
 	handleClear?: () => void;
@@ -40,6 +42,7 @@ function YAxisUnitSelector({
 				options={options}
 				allowClear
 				defaultValue={findCategoryById(defaultValue)?.name}
+				value={findCategoryById(value)?.name || ''}
 				onClear={handleClear}
 				onSelect={onSelectHandler}
 				filterOption={(inputValue, option): boolean => {

frontend/src/container/NewWidget/RightContainer/index.tsx

@@ -339,6 +339,7 @@ function RightContainer({
 					<YAxisUnitSelector
 						defaultValue={yAxisUnit}
 						onSelect={setYAxisUnit}
+						value={yAxisUnit || ''}
 						fieldLabel={
 							selectedGraphType === PanelDisplay.VALUE ||
 							selectedGraphType === PanelDisplay.PIE

frontend/src/container/NewWidget/types.ts

@@ -2,7 +2,7 @@ import { PANEL_TYPES } from 'constants/queryBuilder';
 import { GetQueryResultsProps } from 'lib/dashboard/getQueryResults';
 import { Dispatch, SetStateAction } from 'react';
 import { UseQueryResult } from 'react-query';
-import { SuccessResponse } from 'types/api';
+import { SuccessResponse, Warning } from 'types/api';
 import { Widgets } from 'types/api/dashboard/getAll';
 import { MetricRangePayloadProps } from 'types/api/metrics/getQueryRange';
 
@@ -36,7 +36,9 @@ export interface WidgetGraphProps {
 
 export type WidgetGraphContainerProps = {
 	queryResponse: UseQueryResult<
-		SuccessResponse<MetricRangePayloadProps, unknown>,
+		SuccessResponse<MetricRangePayloadProps, unknown> & {
+			warning?: Warning;
+		},
 		Error
 	>;
 	setRequestData: Dispatch<SetStateAction<GetQueryResultsProps>>;

frontend/src/container/NoLogs/NoLogs.tsx

@@ -27,14 +27,22 @@ export default function NoLogs({
 				logEvent('Traces Explorer: Navigate to onboarding', {});
 			} else if (dataSource === DataSource.LOGS) {
 				logEvent('Logs Explorer: Navigate to onboarding', {});
+			} else if (dataSource === DataSource.METRICS) {
+				logEvent('Metrics Explorer: Navigate to onboarding', {});
 			}
-			history.push(
-				dataSource === 'traces'
-					? ROUTES.GET_STARTED_APPLICATION_MONITORING
-					: ROUTES.GET_STARTED_LOGS_MANAGEMENT,
-			);
+			let link;
+			if (dataSource === DataSource.TRACES) {
+				link = ROUTES.GET_STARTED_APPLICATION_MONITORING;
+			} else if (dataSource === DataSource.METRICS) {
+				link = ROUTES.GET_STARTED_WITH_CLOUD;
+			} else {
+				link = ROUTES.GET_STARTED_LOGS_MANAGEMENT;
+			}
+			history.push(link);
 		} else if (dataSource === 'traces') {
 			window.open(DOCLINKS.TRACES_EXPLORER_EMPTY_STATE, '_blank');
+		} else if (dataSource === DataSource.METRICS) {
+			window.open(DOCLINKS.METRICS_EXPLORER_EMPTY_STATE, '_blank');
 		} else {
 			window.open(`${DOCLINKS.USER_GUIDE}${dataSource}/`, '_blank');
 		}

frontend/src/container/QueryBuilder/QueryBuilder.interfaces.ts

@@ -17,8 +17,9 @@ export type QueryBuilderConfig =
 	| {
 			queryVariant: 'static';
 			initialDataSource: DataSource;
+			signalSource?: string;
 	  }
-	| { queryVariant: 'dropdown' };
+	| { queryVariant: 'dropdown'; signalSource?: string };
 
 export type QueryBuilderProps = {
 	config?: QueryBuilderConfig;

frontend/src/container/QueryBuilder/components/QBEntityOptions/QBEntityOptions.tsx

@@ -16,10 +16,8 @@ import {
 	Trash2,
 } from 'lucide-react';
 import { useLocation } from 'react-router-dom';
-import {
-	IBuilderQuery,
-	QueryFunctionProps,
-} from 'types/api/queryBuilder/queryBuilderData';
+import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
+import { QueryFunction } from 'types/api/v5/queryRange';
 import { DataSource } from 'types/common/queryBuilder';
 
 import { DataSourceDropdown } from '..';
@@ -36,7 +34,7 @@ interface QBEntityOptionsProps {
 	onCloneQuery?: (type: string, query: IBuilderQuery) => void;
 	onToggleVisibility: () => void;
 	onCollapseEntity: () => void;
-	onQueryFunctionsUpdates?: (functions: QueryFunctionProps[]) => void;
+	onQueryFunctionsUpdates?: (functions: QueryFunction[]) => void;
 	showDeleteButton?: boolean;
 	showCloneOption?: boolean;
 	isListViewPanel?: boolean;

frontend/src/container/QueryBuilder/components/Query/Query.interfaces.ts

@@ -11,4 +11,5 @@ export type QueryProps = {
 	version: string;
 	showSpanScopeSelector?: boolean;
 	showOnlyWhereClause?: boolean;
+	signalSource?: string;
 } & Pick<QueryBuilderProps, 'filterConfigs' | 'queryComponents'>;

frontend/src/container/QueryBuilder/components/QueryFunctions/Function.tsx

@@ -9,15 +9,14 @@ import {
 import { useIsDarkMode } from 'hooks/useDarkMode';
 import { debounce, isNil } from 'lodash-es';
 import { X } from 'lucide-react';
-import {
-	IBuilderQuery,
-	QueryFunctionProps,
-} from 'types/api/queryBuilder/queryBuilderData';
+import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
+import { QueryFunction } from 'types/api/v5/queryRange';
 import { DataSource, QueryFunctionsTypes } from 'types/common/queryBuilder';
+import { normalizeFunctionName } from 'utils/functionNameNormalizer';
 
 interface FunctionProps {
 	query: IBuilderQuery;
-	funcData: QueryFunctionProps;
+	funcData: QueryFunction;
 	index: any;
 	handleUpdateFunctionArgs: any;
 	handleUpdateFunctionName: any;
@@ -33,17 +32,19 @@ export default function Function({
 	handleDeleteFunction,
 }: FunctionProps): JSX.Element {
 	const isDarkMode = useIsDarkMode();
-	const { showInput, disabled } = queryFunctionsTypesConfig[funcData.name];
+	// Normalize function name to handle backend response case sensitivity
+	const normalizedFunctionName = normalizeFunctionName(funcData.name);
+	const { showInput, disabled } = queryFunctionsTypesConfig[
+		normalizedFunctionName
+	];
 
 	let functionValue;
 
-	const hasValue = !isNil(
-		funcData.args && funcData.args.length > 0 && funcData.args[0],
-	);
+	const hasValue = !isNil(funcData.args?.[0]?.value);
 
 	if (hasValue) {
 		// eslint-disable-next-line prefer-destructuring
-		functionValue = funcData.args[0];
+		functionValue = funcData.args?.[0]?.value;
 	}
 
 	const debouncedhandleUpdateFunctionArgs = debounce(
@@ -57,9 +58,10 @@ export default function Function({
 			? logsQueryFunctionOptions
 			: metricQueryFunctionOptions;
 
-	const disableRemoveFunction = funcData.name === QueryFunctionsTypes.ANOMALY;
+	const disableRemoveFunction =
+		normalizedFunctionName === QueryFunctionsTypes.ANOMALY;
 
-	if (funcData.name === QueryFunctionsTypes.ANOMALY) {
+	if (normalizedFunctionName === QueryFunctionsTypes.ANOMALY) {
 		// eslint-disable-next-line react/jsx-no-useless-fragment
 		return <></>;
 	}
@@ -68,7 +70,7 @@ export default function Function({
 		<Flex className="query-function">
 			<Select
 				className={cx('query-function-name-selector', showInput ? 'showInput' : '')}
-				value={funcData.name}
+				value={normalizedFunctionName}
 				disabled={disabled}
 				style={{ minWidth: '100px' }}
 				onChange={(value): void => {

frontend/src/container/QueryBuilder/components/QueryFunctions/QueryFunctions.tsx

@@ -6,29 +6,28 @@ import { useIsDarkMode } from 'hooks/useDarkMode';
 import { cloneDeep, pullAt } from 'lodash-es';
 import { Plus } from 'lucide-react';
 import { useState } from 'react';
-import {
-	IBuilderQuery,
-	QueryFunctionProps,
-} from 'types/api/queryBuilder/queryBuilderData';
+import { IBuilderQuery } from 'types/api/queryBuilder/queryBuilderData';
+import { QueryFunction } from 'types/api/v5/queryRange';
 import { DataSource, QueryFunctionsTypes } from 'types/common/queryBuilder';
+import { normalizeFunctionName } from 'utils/functionNameNormalizer';
 
 import Function from './Function';
 import { toFloat64 } from './utils';
 
-const defaultMetricFunctionStruct: QueryFunctionProps = {
-	name: QueryFunctionsTypes.CUTOFF_MIN,
+const defaultMetricFunctionStruct: QueryFunction = {
+	name: QueryFunctionsTypes.CUTOFF_MIN as any,
 	args: [],
 };
 
-const defaultLogFunctionStruct: QueryFunctionProps = {
-	name: QueryFunctionsTypes.TIME_SHIFT,
+const defaultLogFunctionStruct: QueryFunction = {
+	name: QueryFunctionsTypes.TIME_SHIFT as any,
 	args: [],
 };
 
 interface QueryFunctionsProps {
 	query: IBuilderQuery;
-	queryFunctions: QueryFunctionProps[];
-	onChange: (functions: QueryFunctionProps[]) => void;
+	queryFunctions: QueryFunction[];
+	onChange: (functions: QueryFunction[]) => void;
 	maxFunctions: number;
 }
 
@@ -87,8 +86,11 @@ export default function QueryFunctions({
 	onChange,
 	maxFunctions = 3,
 }: QueryFunctionsProps): JSX.Element {
-	const [functions, setFunctions] = useState<QueryFunctionProps[]>(
-		queryFunctions,
+	const [functions, setFunctions] = useState<QueryFunction[]>(
+		queryFunctions.map((func) => ({
+			...func,
+			name: normalizeFunctionName(func.name) as any,
+		})),
 	);
 
 	const isDarkMode = useIsDarkMode();
@@ -127,7 +129,7 @@ export default function QueryFunctions({
 	};
 
 	const handleDeleteFunction = (
-		queryFunction: QueryFunctionProps,
+		queryFunction: QueryFunction,
 		index: number,
 	): void => {
 		const clonedFunctions = cloneDeep(functions);
@@ -138,21 +140,23 @@ export default function QueryFunctions({
 	};
 
 	const handleUpdateFunctionName = (
-		func: QueryFunctionProps,
+		func: QueryFunction,
 		index: number,
 		value: string,
 	): void => {
 		const updateFunctions = cloneDeep(functions);
 
 		if (updateFunctions && updateFunctions.length > 0 && updateFunctions[index]) {
-			updateFunctions[index].name = value;
+			// Normalize function name from backend response to match frontend expectations
+			const normalizedValue = normalizeFunctionName(value);
+			updateFunctions[index].name = normalizedValue as any;
 			setFunctions(updateFunctions);
 			onChange(updateFunctions);
 		}
 	};
 
 	const handleUpdateFunctionArgs = (
-		func: QueryFunctionProps,
+		func: QueryFunction,
 		index: number,
 		value: string,
 	): void => {
@@ -160,11 +164,12 @@ export default function QueryFunctions({
 
 		if (updateFunctions && updateFunctions.length > 0 && updateFunctions[index]) {
 			updateFunctions[index].args = [
-				// timeShift expects a float64 value, so we convert the string to a number
-				// For other functions, we keep the value as a string
-				updateFunctions[index].name === QueryFunctionsTypes.TIME_SHIFT
-					? toFloat64(value)
-					: value,
+				{
+					value:
+						updateFunctions[index].name === QueryFunctionsTypes.TIME_SHIFT
+							? toFloat64(value)
+							: value,
+				},
 			];
 			setFunctions(updateFunctions);
 			onChange(updateFunctions);