feat: tests updated

frontend/src/components/FieldsSelector/AddedFields.tsx

@@ -27,10 +27,12 @@ function SortableField({
 	field,
 	onRemove,
 	allowDrag,
+	isRequired,
 }: {
 	field: TelemetryFieldKey;
 	onRemove: (field: TelemetryFieldKey) => void;
 	allowDrag: boolean;
+	isRequired: boolean;
 }): JSX.Element {
 	const { attributes, listeners, setNodeRef, transform, transition } =
 		useSortable({ id: field.name });
@@ -53,15 +55,17 @@ function SortableField({
 				{allowDrag && <GripVertical size={14} />}
 				<span className={styles.fieldKey}>{field.name}</span>
 			</div>
-			<Button
-				className={cx(styles.removeBtn, 'periscope-btn')}
-				variant="outlined"
-				color="destructive"
-				size="sm"
-				onClick={(): void => onRemove(field)}
-			>
-				Remove
-			</Button>
+			{!isRequired && (
+				<Button
+					className={cx(styles.removeBtn, 'periscope-btn')}
+					variant="outlined"
+					color="destructive"
+					size="sm"
+					onClick={(): void => onRemove(field)}
+				>
+					Remove
+				</Button>
+			)}
 		</div>
 	);
 }
@@ -71,6 +75,7 @@ interface AddedFieldsProps {
 	fields: TelemetryFieldKey[];
 	onFieldsChange: (fields: TelemetryFieldKey[]) => void;
 	maxFields?: number;
+	requiredFields?: readonly string[];
 }
 
 function AddedFields({
@@ -78,6 +83,7 @@ function AddedFields({
 	fields,
 	onFieldsChange,
 	maxFields,
+	requiredFields = [],
 }: AddedFieldsProps): JSX.Element {
 	const sensors = useSensors(useSensor(PointerSensor));
 
@@ -135,6 +141,7 @@ function AddedFields({
 										field={field}
 										onRemove={handleRemove}
 										allowDrag={allowDrag}
+										isRequired={requiredFields.includes(field.name)}
 									/>
 								))}
 							</SortableContext>

frontend/src/components/FieldsSelector/FieldsSelector.module.scss

@@ -76,11 +76,8 @@
 	min-height: 0;
 	overflow: hidden;
 
-	// Ant Skeleton.Input rendered inside the loading state — override its
-	// hard-coded width.
 	:global(.ant-skeleton-input) {
-		width: 300px;
-		margin: 8px 12px;
+		width: 50% !important;
 	}
 }
 
@@ -95,7 +92,8 @@
 	display: flex;
 	align-items: center;
 	justify-content: space-between;
-	padding: 6px 12px;
+	height: 36px;
+	padding: 0 12px;
 	border-radius: 4px;
 	user-select: none;
 	font-size: 13px;
@@ -132,7 +130,7 @@
 }
 
 .isDragDisabled {
-	padding: 6px 12px;
+	cursor: default;
 }
 
 .otherFieldItem {

frontend/src/components/FieldsSelector/FieldsSelector.tsx

@@ -26,6 +26,7 @@ interface FieldsSelectorProps {
 	onClose: () => void;
 	signal: DataSource;
 	maxFields?: number;
+	requiredFields?: readonly string[];
 	width?: number;
 	height?: number;
 	defaultPosition?: { x: number; y: number };
@@ -39,6 +40,7 @@ function FieldsSelector({
 	onClose,
 	signal,
 	maxFields,
+	requiredFields,
 	width = DEFAULT_PANEL_WIDTH,
 	height,
 	defaultPosition,
@@ -138,6 +140,7 @@ function FieldsSelector({
 					fields={draftFields}
 					onFieldsChange={setDraftFields}
 					maxFields={maxFields}
+					requiredFields={requiredFields}
 				/>
 
 				<OtherFields

frontend/src/components/FieldsSelector/OtherFields.tsx

@@ -64,8 +64,13 @@ function OtherFields({
 				<div className={styles.sectionHeader}>OTHER FIELDS</div>
 				<div className={styles.otherList}>
 					{Array.from({ length: 5 }).map((_, i) => (
-						// eslint-disable-next-line react/no-array-index-key
-						<Skeleton.Input active size="small" key={i} />
+						<div
+							// eslint-disable-next-line react/no-array-index-key
+							key={i}
+							className={cx(styles.fieldItem, styles.otherFieldItem)}
+						>
+							<Skeleton.Input active size="small" block />
+						</div>
 					))}
 				</div>
 			</div>

frontend/src/components/FieldsSelector/__tests__/AddedFields.test.tsx

@@ -0,0 +1,73 @@
+import { render, screen } from 'tests/test-utils';
+import { TelemetryFieldKey } from 'types/api/v5/queryRange';
+
+import AddedFields from '../AddedFields';
+
+const makeField = (name: string): TelemetryFieldKey => ({
+	name,
+	signal: 'logs',
+	fieldContext: 'log',
+	fieldDataType: 'string',
+});
+
+describe('AddedFields — requiredFields', () => {
+	it('renders a Remove button for every field when no requiredFields are passed', () => {
+		const fields = [makeField('a'), makeField('b'), makeField('c')];
+
+		render(
+			<AddedFields inputValue="" fields={fields} onFieldsChange={jest.fn()} />,
+		);
+
+		expect(screen.getAllByRole('button', { name: /remove/i })).toHaveLength(3);
+	});
+
+	it('hides the Remove button for fields listed in requiredFields', () => {
+		const fields = [makeField('a'), makeField('b'), makeField('c')];
+
+		render(
+			<AddedFields
+				inputValue=""
+				fields={fields}
+				onFieldsChange={jest.fn()}
+				requiredFields={['a', 'c']}
+			/>,
+		);
+
+		// Only 'b' is removable.
+		const removeButtons = screen.getAllByRole('button', { name: /remove/i });
+		expect(removeButtons).toHaveLength(1);
+	});
+
+	it('still renders the field name + drag handle for required fields', () => {
+		const fields = [makeField('a'), makeField('b')];
+
+		render(
+			<AddedFields
+				inputValue=""
+				fields={fields}
+				onFieldsChange={jest.fn()}
+				requiredFields={['a']}
+			/>,
+		);
+
+		// Both names visible regardless of required status.
+		expect(screen.getByText('a')).toBeInTheDocument();
+		expect(screen.getByText('b')).toBeInTheDocument();
+	});
+
+	it('treats requiredFields as an exact-name match (substring matches do not lock)', () => {
+		const fields = [makeField('body'), makeField('body_extra')];
+
+		render(
+			<AddedFields
+				inputValue=""
+				fields={fields}
+				onFieldsChange={jest.fn()}
+				requiredFields={['body']}
+			/>,
+		);
+
+		// 'body' locked, 'body_extra' removable.
+		expect(screen.getAllByRole('button', { name: /remove/i })).toHaveLength(1);
+	});
+});

frontend/src/components/Logs/TableView/__tests__/useLogsTableColumns.test.tsx

@@ -0,0 +1,103 @@
+import { renderHook } from '@testing-library/react';
+import { FontSize } from 'container/OptionsMenu/types';
+import { IField } from 'types/api/logs/fields';
+
+import { useLogsTableColumns } from '../useLogsTableColumns';
+
+jest.mock('providers/Timezone', () => ({
+	useTimezone: (): { formatTimezoneAdjustedTimestamp: jest.Mock } => ({
+		formatTimezoneAdjustedTimestamp: jest.fn(() => 'TS'),
+	}),
+}));
+
+const field = (name: string): IField => ({
+	name,
+	type: '',
+	dataType: 'string',
+});
+
+describe('useLogsTableColumns — selectColumns-order respected', () => {
+	it('prepends stateIndicator and renders user fields in array order', () => {
+		const { result } = renderHook(() =>
+			useLogsTableColumns({
+				fields: [field('c'), field('a'), field('b')],
+				fontSize: FontSize.SMALL,
+			}),
+		);
+
+		expect(result.current.map((c) => c.id)).toStrictEqual([
+			'state-indicator',
+			'c',
+			'a',
+			'b',
+		]);
+	});
+
+	it('slots body and timestamp at their position in the fields array', () => {
+		const { result } = renderHook(() =>
+			useLogsTableColumns({
+				fields: [
+					field('service.name'),
+					field('body'),
+					field('request.id'),
+					field('timestamp'),
+				],
+				fontSize: FontSize.SMALL,
+			}),
+		);
+
+		// body/timestamp are NOT pinned to fixed positions — they appear where the
+		// caller placed them in `fields`.
+		expect(result.current.map((c) => c.id)).toStrictEqual([
+			'state-indicator',
+			'service.name',
+			'body',
+			'request.id',
+			'timestamp',
+		]);
+	});
+
+	it('skips the synthetic "id" field name', () => {
+		const { result } = renderHook(() =>
+			useLogsTableColumns({
+				fields: [field('id'), field('a'), field('b')],
+				fontSize: FontSize.SMALL,
+			}),
+		);
+
+		expect(result.current.map((c) => c.id)).toStrictEqual([
+			'state-indicator',
+			'a',
+			'b',
+		]);
+	});
+
+	it('uses the special body/timestamp coldefs (canBeHidden=false), not the generic user field def', () => {
+		const { result } = renderHook(() =>
+			useLogsTableColumns({
+				fields: [field('body'), field('timestamp'), field('user_field')],
+				fontSize: FontSize.SMALL,
+			}),
+		);
+
+		const byId = new Map(result.current.map((c) => [c.id, c]));
+		// body + timestamp are locked from the table-X removal pathway.
+		expect(byId.get('body')?.canBeHidden).toBe(false);
+		expect(byId.get('body')?.enableRemove).toBe(false);
+		expect(byId.get('timestamp')?.canBeHidden).toBe(false);
+		expect(byId.get('timestamp')?.enableRemove).toBe(false);
+		// User-added fields stay removable.
+		expect(byId.get('user_field')?.enableRemove).toBe(true);
+	});
+
+	it('renders only the stateIndicator when fields is empty', () => {
+		const { result } = renderHook(() =>
+			useLogsTableColumns({
+				fields: [],
+				fontSize: FontSize.SMALL,
+			}),
+		);
+
+		expect(result.current.map((c) => c.id)).toStrictEqual(['state-indicator']);
+	});
+});

frontend/src/components/Logs/TableView/useLogsTableColumns.tsx

@@ -18,13 +18,11 @@ import LogStateIndicator from '../LogStateIndicator/LogStateIndicator';
 type UseLogsTableColumnsProps = {
 	fields: IField[];
 	fontSize: FontSize;
-	appendTo?: 'center' | 'end';
 };
 
 export function useLogsTableColumns({
 	fields,
 	fontSize,
-	appendTo = 'center',
 }: UseLogsTableColumnsProps): TableColumnDef<ILog>[] {
 	const { formatTimezoneAdjustedTimestamp } = useTimezone();
 
@@ -47,71 +45,71 @@ export function useLogsTableColumns({
 			),
 		};
 
-		const fieldColumns: TableColumnDef<ILog>[] = fields
-			.filter((f): boolean => !['id', 'body', 'timestamp'].includes(f.name))
-			.map(
-				(f): TableColumnDef<ILog> => ({
-					id: f.name,
-					header: f.name,
-					accessorFn: (log): unknown => FlatLogData(log)[f.name],
-					enableRemove: true,
-					width: { min: 192 },
-					cell: ({ value }): ReactElement => (
-						<TanStackTable.Text>{String(value ?? '')}</TanStackTable.Text>
-					),
-				}),
-			);
+		const timestampCol: TableColumnDef<ILog> = {
+			id: 'timestamp',
+			header: 'Timestamp',
+			accessorFn: (log): unknown => log.timestamp,
+			canBeHidden: false,
+			enableRemove: false,
+			width: { default: 170, min: 170 },
+			cell: ({ value }): ReactElement => {
+				const ts = value as string | number;
+				const formatted =
+					typeof ts === 'string'
+						? formatTimezoneAdjustedTimestamp(ts, DATE_TIME_FORMATS.ISO_DATETIME_MS)
+						: formatTimezoneAdjustedTimestamp(
+								ts / 1e6,
+								DATE_TIME_FORMATS.ISO_DATETIME_MS,
+							);
+				return <TanStackTable.Text>{formatted}</TanStackTable.Text>;
+			},
+		};
 
-		const timestampCol: TableColumnDef<ILog> | null = fields.some(
-			(f) => f.name === 'timestamp',
-		)
-			? {
-					id: 'timestamp',
-					header: 'Timestamp',
-					accessorFn: (log): unknown => log.timestamp,
-					width: { default: 170, min: 170 },
-					cell: ({ value }): ReactElement => {
-						const ts = value as string | number;
-						const formatted =
-							typeof ts === 'string'
-								? formatTimezoneAdjustedTimestamp(ts, DATE_TIME_FORMATS.ISO_DATETIME_MS)
-								: formatTimezoneAdjustedTimestamp(
-										ts / 1e6,
-										DATE_TIME_FORMATS.ISO_DATETIME_MS,
-									);
-						return <TanStackTable.Text>{formatted}</TanStackTable.Text>;
-					},
+		const bodyCol: TableColumnDef<ILog> = {
+			id: 'body',
+			header: 'Body',
+			accessorFn: (log): string => getBodyDisplayString(log.body),
+			canBeHidden: false,
+			enableRemove: false,
+			width: { default: '100%', min: 300 },
+			cell: ({ value, isActive }): ReactElement => (
+				<TanStackTable.Text
+					dangerouslySetInnerHTML={{
+						__html: getSanitizedLogBody(value as string, {
+							shouldEscapeHtml: true,
+						}),
+					}}
+					data-active={isActive}
+				/>
+			),
+		};
+
+		const makeUserFieldCol = (f: IField): TableColumnDef<ILog> => ({
+			id: f.name,
+			header: f.name,
+			accessorFn: (log): unknown => FlatLogData(log)[f.name],
+			enableRemove: true,
+			width: { min: 192 },
+			cell: ({ value }): ReactElement => (
+				<TanStackTable.Text>{String(value ?? '')}</TanStackTable.Text>
+			),
+		});
+
+		const fieldCols = fields
+			.map((f): TableColumnDef<ILog> | null => {
+				if (f.name === 'id') {
+					return null;
 				}
-			: null;
-
-		const bodyCol: TableColumnDef<ILog> | null = fields.some(
-			(f) => f.name === 'body',
-		)
-			? {
-					id: 'body',
-					header: 'Body',
-					accessorFn: (log): string => getBodyDisplayString(log.body),
-					canBeHidden: false,
-					width: { default: '100%', min: 300 },
-					cell: ({ value, isActive }): ReactElement => (
-						<TanStackTable.Text
-							dangerouslySetInnerHTML={{
-								__html: getSanitizedLogBody(value as string, {
-									shouldEscapeHtml: true,
-								}),
-							}}
-							data-active={isActive}
-						/>
-					),
+				if (f.name === 'timestamp') {
+					return timestampCol;
 				}
-			: null;
+				if (f.name === 'body') {
+					return bodyCol;
+				}
+				return makeUserFieldCol(f);
+			})
+			.filter((c): c is TableColumnDef<ILog> => c !== null);
 
-		return [
-			stateIndicatorCol,
-			...(timestampCol ? [timestampCol] : []),
-			...(appendTo === 'center' ? fieldColumns : []),
-			...(bodyCol ? [bodyCol] : []),
-			...(appendTo === 'end' ? fieldColumns : []),
-		];
-	}, [fields, appendTo, fontSize, formatTimezoneAdjustedTimestamp]);
+		return [stateIndicatorCol, ...fieldCols];
+	}, [fields, fontSize, formatTimezoneAdjustedTimestamp]);
 }

frontend/src/components/LogsFormatOptionsMenu/LogsFormatOptionsMenu.styles.scss

@@ -256,6 +256,34 @@
 				}
 			}
 
+			.edit-columns-container {
+				padding: 12px;
+
+				.edit-columns-btn {
+					display: flex;
+					width: 100%;
+					height: 20px;
+					padding: 4px 0px;
+					justify-content: space-between;
+					align-items: center;
+					border: none !important;
+
+					.edit-columns-text {
+						color: var(--l2-foreground);
+						font-family: Inter;
+						font-size: 13px;
+						font-style: normal;
+						font-weight: 400;
+						line-height: normal;
+						letter-spacing: 0.14px;
+					}
+				}
+
+				.edit-columns-btn:hover {
+					background-color: unset !important;
+				}
+			}
+
 			.add-new-column-container {
 				display: flex;
 				flex-direction: column;

frontend/src/components/LogsFormatOptionsMenu/LogsFormatOptionsMenu.tsx

@@ -1,12 +1,9 @@
-import { useCallback, useEffect, useRef, useState } from 'react';
-import { Input } from '@signozhq/ui/input';
+import { useCallback, useEffect, useState } from 'react';
 import { Button, InputNumber, Popover, Tooltip } from 'antd';
 import { Typography } from '@signozhq/ui/typography';
-import type { DefaultOptionType } from 'antd/es/select';
 import cx from 'classnames';
 import { LogViewMode } from 'container/LogsTable';
 import { FontSize, OptionsMenuConfig } from 'container/OptionsMenu/types';
-import useDebouncedFn from 'hooks/useDebouncedFunction';
 import {
 	Check,
 	ChevronLeft,
@@ -14,7 +11,6 @@ import {
 	Minus,
 	Plus,
 	SlidersVertical,
-	X,
 } from '@signozhq/icons';
 
 import './LogsFormatOptionsMenu.styles.scss';
@@ -23,14 +19,21 @@ interface LogsFormatOptionsMenuProps {
 	items: any;
 	selectedOptionFormat: any;
 	config: OptionsMenuConfig;
+	onOpenColumns?: () => void;
+}
+
+interface OptionsMenuContentProps extends LogsFormatOptionsMenuProps {
+	closePopover: () => void;
 }
 
 function OptionsMenu({
 	items,
 	selectedOptionFormat,
 	config,
-}: LogsFormatOptionsMenuProps): JSX.Element {
-	const { maxLines, format, addColumn, fontSize } = config;
+	onOpenColumns,
+	closePopover,
+}: OptionsMenuContentProps): JSX.Element {
+	const { maxLines, format, fontSize } = config;
 	const [selectedItem, setSelectedItem] = useState(selectedOptionFormat);
 	const maxLinesNumber = (maxLines?.value as number) || 1;
 	const [maxLinesPerRow, setMaxLinesPerRow] = useState<number>(maxLinesNumber);
@@ -40,13 +43,6 @@ function OptionsMenu({
 	const [isFontSizeOptionsOpen, setIsFontSizeOptionsOpen] =
 		useState<boolean>(false);
 
-	const [showAddNewColumnContainer, setShowAddNewColumnContainer] =
-		useState(false);
-
-	const [selectedValue, setSelectedValue] = useState<string | null>(null);
-	const listRef = useRef<HTMLDivElement>(null);
-	const initialMouseEnterRef = useRef<boolean>(false);
-
 	const onChange = useCallback(
 		(key: LogViewMode) => {
 			if (!format) {
@@ -61,7 +57,6 @@ function OptionsMenu({
 	const handleMenuItemClick = (key: LogViewMode): void => {
 		setSelectedItem(key);
 		onChange(key);
-		setShowAddNewColumnContainer(false);
 	};
 
 	const incrementMaxLinesPerRow = (): void => {
@@ -76,20 +71,6 @@ function OptionsMenu({
 		}
 	};
 
-	const handleSearchValueChange = useDebouncedFn((event): void => {
-		// @ts-expect-error
-		const value = event?.target?.value || '';
-
-		if (addColumn && addColumn?.onSearch) {
-			addColumn?.onSearch(value);
-		}
-	}, 300);
-
-	const handleToggleAddNewColumn = (): void => {
-		addColumn?.onSearch?.('');
-		setShowAddNewColumnContainer(!showAddNewColumnContainer);
-	};
-
 	const handleLinesPerRowChange = (maxLinesPerRow: number | null): void => {
 		if (
 			maxLinesPerRow &&
@@ -100,6 +81,11 @@ function OptionsMenu({
 		}
 	};
 
+	const handleEditColumns = (): void => {
+		onOpenColumns?.();
+		closePopover();
+	};
+
 	useEffect(() => {
 		if (maxLinesPerRow && config && config.maxLines?.onChange) {
 			config.maxLines.onChange(maxLinesPerRow);
@@ -112,110 +98,10 @@ function OptionsMenu({
 		}
 	}, [fontSizeValue]);
 
-	function handleColumnSelection(
-		currentIndex: number,
-		optionsData: DefaultOptionType[],
-	): void {
-		const currentItem = optionsData[currentIndex];
-		const itemLength = optionsData.length;
-		if (addColumn && addColumn?.onSelect) {
-			addColumn?.onSelect(selectedValue, {
-				label: currentItem.label,
-				disabled: false,
-			});
-
-			// if the last element is selected then select the previous one
-			if (currentIndex === itemLength - 1) {
-				// there should be more than 1 element in the list
-				if (currentIndex - 1 >= 0) {
-					const prevValue = optionsData[currentIndex - 1]?.value || null;
-					setSelectedValue(prevValue as string | null);
-				} else {
-					// if there is only one element then just select and do nothing
-					setSelectedValue(null);
-				}
-			} else {
-				// selecting any random element from the list except the last one
-				const nextIndex = currentIndex + 1;
-
-				const nextValue = optionsData[nextIndex]?.value || null;
-
-				setSelectedValue(nextValue as string | null);
-			}
-		}
-	}
-
-	const handleKeyDown = (e: KeyboardEvent): void => {
-		if (!selectedValue) {
-			return;
-		}
-
-		const optionsData = addColumn?.options || [];
-
-		const currentIndex = optionsData.findIndex(
-			(item) => item?.value === selectedValue,
-		);
-
-		const itemLength = optionsData.length;
-
-		switch (e.key) {
-			case 'ArrowUp': {
-				const newValue = optionsData[Math.max(0, currentIndex - 1)]?.value;
-
-				setSelectedValue(newValue as string | null);
-				e.preventDefault();
-				break;
-			}
-			case 'ArrowDown': {
-				const newValue =
-					optionsData[Math.min(itemLength - 1, currentIndex + 1)]?.value;
-
-				setSelectedValue(newValue as string | null);
-				e.preventDefault();
-				break;
-			}
-			case 'Enter':
-				e.preventDefault();
-				handleColumnSelection(currentIndex, optionsData);
-				break;
-			default:
-				break;
-		}
-	};
-
-	useEffect(() => {
-		// Scroll the selected item into view
-		const listNode = listRef.current;
-		if (listNode && selectedValue) {
-			const optionsData = addColumn?.options || [];
-			const currentIndex = optionsData.findIndex(
-				(item) => item?.value === selectedValue,
-			);
-			const itemNode = listNode.children[currentIndex] as HTMLElement;
-			if (itemNode) {
-				itemNode.scrollIntoView({
-					behavior: 'smooth',
-					block: 'nearest',
-				});
-			}
-		}
-	}, [selectedValue]);
-
-	useEffect(() => {
-		window.addEventListener('keydown', handleKeyDown);
-		return (): void => {
-			window.removeEventListener('keydown', handleKeyDown);
-		};
-	}, [selectedValue]);
-
 	return (
 		<div
-			className={cx(
-				'nested-menu-container',
-				showAddNewColumnContainer ? 'active' : '',
-			)}
+			className="nested-menu-container"
 			onClick={(event): void => {
-				// this is to restrict click events to propogate to parent
 				event.stopPropagation();
 			}}
 		>
@@ -269,71 +155,7 @@ function OptionsMenu({
 						</Button>
 					</div>
 				</div>
-			) : null}
-
-			{showAddNewColumnContainer && (
-				<div className="add-new-column-container">
-					<div className="add-new-column-header">
-						<div className="title">
-							<div className="periscope-btn ghost" onClick={handleToggleAddNewColumn}>
-								<ChevronLeft
-									size={14}
-									className="back-icon"
-									onClick={handleToggleAddNewColumn}
-								/>
-							</div>
-							Add New Column
-						</div>
-
-						<Input
-							tabIndex={0}
-							type="text"
-							autoFocus
-							onFocus={addColumn?.onFocus}
-							onChange={handleSearchValueChange}
-							placeholder="Search..."
-						/>
-					</div>
-
-					<div className="add-new-column-content">
-						{addColumn?.isFetching && (
-							<div className="loading-container"> Loading ... </div>
-						)}
-
-						<div className="column-format-new-options" ref={listRef}>
-							{addColumn?.options?.map(({ label, value }, index) => (
-								<div
-									className={cx('column-name', value === selectedValue && 'selected')}
-									key={value}
-									onMouseEnter={(): void => {
-										if (!initialMouseEnterRef.current) {
-											setSelectedValue(value as string | null);
-										}
-
-										initialMouseEnterRef.current = true;
-									}}
-									onMouseMove={(): void => {
-										// this is added to handle the mouse move explicit event and not the re-rendered on mouse enter event
-										setSelectedValue(value as string | null);
-									}}
-									onClick={(eve): void => {
-										eve.stopPropagation();
-										handleColumnSelection(index, addColumn?.options || []);
-									}}
-								>
-									<div className="name">
-										<Tooltip placement="left" title={label}>
-											{label}
-										</Tooltip>
-									</div>
-								</div>
-							))}
-						</div>
-					</div>
-				</div>
-			)}
-
-			{!isFontSizeOptionsOpen && !showAddNewColumnContainer && (
+			) : (
 				<div>
 					<div className="font-size-container">
 						<div className="title">Font Size</div>
@@ -373,72 +195,52 @@ function OptionsMenu({
 
 					{selectedItem && (
 						<>
-							<>
-								<div className="horizontal-line" />
-								<div className="max-lines-per-row">
-									<div className="title"> max lines per row </div>
-									<div className="raw-format max-lines-per-row-input">
-										<button
-											type="button"
-											className="periscope-btn"
-											onClick={decrementMaxLinesPerRow}
-										>
-											{' '}
-											<Minus size={12} />{' '}
-										</button>
-										<InputNumber
-											min={1}
-											max={10}
-											value={maxLinesPerRow}
-											onChange={handleLinesPerRowChange}
-										/>
-										<button
-											type="button"
-											className="periscope-btn"
-											onClick={incrementMaxLinesPerRow}
-										>
-											{' '}
-											<Plus size={12} />{' '}
-										</button>
-									</div>
+							<div className="horizontal-line" />
+							<div className="max-lines-per-row">
+								<div className="title"> max lines per row </div>
+								<div className="raw-format max-lines-per-row-input">
+									<button
+										type="button"
+										className="periscope-btn"
+										onClick={decrementMaxLinesPerRow}
+									>
+										{' '}
+										<Minus size={12} />{' '}
+									</button>
+									<InputNumber
+										min={1}
+										max={10}
+										value={maxLinesPerRow}
+										onChange={handleLinesPerRowChange}
+									/>
+									<button
+										type="button"
+										className="periscope-btn"
+										onClick={incrementMaxLinesPerRow}
+									>
+										{' '}
+										<Plus size={12} />{' '}
+									</button>
 								</div>
-							</>
+							</div>
+						</>
+					)}
 
-							<div className="selected-item-content-container active">
-								{!showAddNewColumnContainer && <div className="horizontal-line" />}
-
-								<div className="item-content">
-									{!showAddNewColumnContainer && (
-										<div className="title">
-											columns
-											<Plus size={14} onClick={handleToggleAddNewColumn} />{' '}
-										</div>
-									)}
-
-									<div className="column-format">
-										{addColumn?.value?.map(({ name }) => (
-											<div className="column-name" key={name}>
-												<div className="name">
-													<Tooltip placement="left" title={name}>
-														{name}
-													</Tooltip>
-												</div>
-												{addColumn?.value?.length > 1 && (
-													<X
-														className="delete-btn"
-														size={14}
-														onClick={(): void => addColumn.onRemove(name)}
-													/>
-												)}
-											</div>
-										))}
-										{addColumn && addColumn?.value?.length === 0 && (
-											<div className="column-name no-columns-selected">
-												No columns selected
-											</div>
-										)}
-									</div>
-								</div>
+					{selectedItem === 'table' && onOpenColumns && (
+						<>
+							<div className="horizontal-line" />
+							<div className="edit-columns-container">
+								<Button
+									className="edit-columns-btn"
+									type="text"
+									onClick={handleEditColumns}
+									data-testid="periscope-btn-edit-columns"
+								>
+									<Typography.Text className="edit-columns-text">
+										Edit columns
+									</Typography.Text>
+									<ChevronRight size={14} className="icon" />
+								</Button>
 							</div>
 						</>
 					)}
@@ -452,6 +254,7 @@ function LogsFormatOptionsMenu({
 	items,
 	selectedOptionFormat,
 	config,
+	onOpenColumns,
 }: LogsFormatOptionsMenuProps): JSX.Element {
 	const [isPopoverOpen, setIsPopoverOpen] = useState<boolean>(false);
 	return (
@@ -461,6 +264,8 @@ function LogsFormatOptionsMenu({
 					items={items}
 					selectedOptionFormat={selectedOptionFormat}
 					config={config}
+					onOpenColumns={onOpenColumns}
+					closePopover={(): void => setIsPopoverOpen(false)}
 				/>
 			}
 			trigger="click"

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

@@ -62,6 +62,7 @@ describe('LogsFormatOptionsMenu (unit)', () => {
 						onSearch: jest.fn(),
 						onSelect: jest.fn(),
 						onRemove: jest.fn(),
+						onReorder: jest.fn(),
 					},
 				}}
 			/>,
@@ -154,4 +155,66 @@ describe('LogsFormatOptionsMenu (unit)', () => {
 			expect(fontSizeOnChange).toHaveBeenCalledWith(FontSize.MEDIUM);
 		});
 	});
+
+	function renderWithOnOpen(
+		onOpenColumns?: jest.Mock,
+		selectedOptionFormat: 'table' | 'raw' | 'list' = 'table',
+	): { getByTestId: ReturnType<typeof render>['getByTestId'] } {
+		const items = [
+			{ key: 'raw', label: 'Raw', data: { title: 'max lines per row' } },
+			{ key: 'list', label: 'Default' },
+			{ key: 'table', label: 'Column', data: { title: 'columns' } },
+		];
+
+		const { getByTestId } = render(
+			<LogsFormatOptionsMenu
+				items={items}
+				selectedOptionFormat={selectedOptionFormat}
+				config={{
+					format: { value: selectedOptionFormat, onChange: jest.fn() },
+					maxLines: { value: 1, onChange: jest.fn() },
+					fontSize: { value: FontSize.SMALL, onChange: jest.fn() },
+				}}
+				onOpenColumns={onOpenColumns}
+			/>,
+		);
+		fireEvent.click(getByTestId('periscope-btn-format-options'));
+		return { getByTestId };
+	}
+
+	it('renders "Edit columns" row when format=table and onOpenColumns provided', () => {
+		const onOpenColumns = jest.fn();
+		const { getByTestId } = renderWithOnOpen(onOpenColumns, 'table');
+
+		expect(getByTestId('periscope-btn-edit-columns')).toBeInTheDocument();
+	});
+
+	it('does not render "Edit columns" row when onOpenColumns is not provided', () => {
+		renderWithOnOpen(undefined, 'table');
+
+		expect(
+			document.querySelector('[data-testid="periscope-btn-edit-columns"]'),
+		).toBeNull();
+	});
+
+	it('does not render "Edit columns" row when format is not table', () => {
+		renderWithOnOpen(jest.fn(), 'raw');
+
+		expect(
+			document.querySelector('[data-testid="periscope-btn-edit-columns"]'),
+		).toBeNull();
+	});
+
+	it('fires onOpenColumns and closes the popover when "Edit columns" is clicked', async () => {
+		const onOpenColumns = jest.fn();
+		const { getByTestId } = renderWithOnOpen(onOpenColumns, 'table');
+
+		fireEvent.click(getByTestId('periscope-btn-edit-columns'));
+
+		expect(onOpenColumns).toHaveBeenCalledTimes(1);
+		await waitFor(() => {
+			// Popover content unmounts on close.
+			expect(document.querySelector('.menu-container')).toBeNull();
+		});
+	});
 });

frontend/src/components/TanStackTableView/TanStackTable.tsx

@@ -72,6 +72,7 @@ function TanStackTableInner<TData>(
 		data,
 		columns,
 		columnStorageKey,
+		respectColumnOrder = true,
 		columnSizing: columnSizingProp,
 		onColumnSizingChange,
 		onColumnOrderChange,
@@ -175,6 +176,7 @@ function TanStackTableInner<TData>(
 		storageKey: columnStorageKey,
 		columns,
 		isGrouped,
+		respectColumnOrder,
 	});
 
 	// Use store values when columnStorageKey is provided, otherwise fall back to props/defaults
@@ -206,6 +208,7 @@ function TanStackTableInner<TData>(
 		handleRemoveColumn,
 	} = useColumnHandlers({
 		columnStorageKey,
+		respectColumnOrder,
 		effectiveSizing,
 		storeSetSizing,
 		storeSetOrder,
@@ -322,9 +325,7 @@ function TanStackTableInner<TData>(
 	});
 
 	const hasSingleColumn = useMemo(
-		() =>
-			effectiveColumns.filter((c) => !c.pin && c.enableRemove !== false).length <=
-			1,
+		() => effectiveColumns.filter((c) => !c.pin).length <= 1,
 		[effectiveColumns],
 	);
 

frontend/src/components/TanStackTableView/__tests__/useColumnState.test.tsx

@@ -168,6 +168,53 @@ describe('useColumnState', () => {
 				'a',
 			]);
 		});
+
+		it('ignores stored columnOrder when respectColumnOrder=false', () => {
+			const columns = [col('a'), col('b'), col('c')];
+
+			act(() => {
+				useColumnStore.getState().initializeFromDefaults(TEST_KEY, columns);
+				useColumnStore.getState().setColumnOrder(TEST_KEY, ['c', 'a', 'b']);
+			});
+
+			const { result } = renderHook(() =>
+				useColumnState({
+					storageKey: TEST_KEY,
+					columns,
+					respectColumnOrder: false,
+				}),
+			);
+
+			// Falls through to natural columns-array order; stored order is ignored.
+			expect(result.current.sortedColumns.map((c) => c.id)).toStrictEqual([
+				'a',
+				'b',
+				'c',
+			]);
+		});
+
+		it('honors stored columnOrder when respectColumnOrder=true (default)', () => {
+			const columns = [col('a'), col('b'), col('c')];
+
+			act(() => {
+				useColumnStore.getState().initializeFromDefaults(TEST_KEY, columns);
+				useColumnStore.getState().setColumnOrder(TEST_KEY, ['c', 'a', 'b']);
+			});
+
+			const { result } = renderHook(() =>
+				useColumnState({
+					storageKey: TEST_KEY,
+					columns,
+					respectColumnOrder: true,
+				}),
+			);
+
+			expect(result.current.sortedColumns.map((c) => c.id)).toStrictEqual([
+				'c',
+				'a',
+				'b',
+			]);
+		});
 	});
 
 	describe('actions', () => {

frontend/src/components/TanStackTableView/types.ts

@@ -152,6 +152,8 @@ export type TanStackTableProps<TData> = {
 	columns: TableColumnDef<TData>[];
 	/** Storage key for column state persistence (visibility, sizing, ordering). When set, enables unified column management. */
 	columnStorageKey?: string;
+	/** When false, the table renders columns in their natural array order and the persisted columnOrder slot is ignored on read and skipped on write. Use when an external source (e.g. preferences.selectColumns) is the canonical order. Default true. */
+	respectColumnOrder?: boolean;
 	columnSizing?: ColumnSizingState;
 	onColumnSizingChange?: Dispatch<SetStateAction<ColumnSizingState>>;
 	onColumnOrderChange?: (cols: TableColumnDef<TData>[]) => void;

frontend/src/components/TanStackTableView/useColumnHandlers.ts

@@ -7,6 +7,8 @@ import { TableColumnDef } from './types';
 export interface UseColumnHandlersOptions<TData> {
 	/** Storage key for persisting column state (enables store mode) */
 	columnStorageKey?: string;
+	/** When false, drag-reorder skips the persisted columnOrder write — order flows back via onColumnOrderChange only. */
+	respectColumnOrder?: boolean;
 	effectiveSizing: ColumnSizingState;
 	storeSetSizing: (sizing: ColumnSizingState) => void;
 	storeSetOrder: (columns: TableColumnDef<TData>[]) => void;
@@ -28,6 +30,7 @@ export interface UseColumnHandlersResult<TData> {
  */
 export function useColumnHandlers<TData>({
 	columnStorageKey,
+	respectColumnOrder = true,
 	effectiveSizing,
 	storeSetSizing,
 	storeSetOrder,
@@ -50,12 +53,12 @@ export function useColumnHandlers<TData>({
 
 	const handleColumnOrderChange = useCallback(
 		(cols: TableColumnDef<TData>[]) => {
-			if (columnStorageKey) {
+			if (columnStorageKey && respectColumnOrder) {
 				storeSetOrder(cols);
 			}
 			onColumnOrderChange?.(cols);
 		},
-		[columnStorageKey, storeSetOrder, onColumnOrderChange],
+		[columnStorageKey, respectColumnOrder, storeSetOrder, onColumnOrderChange],
 	);
 
 	const handleRemoveColumn = useCallback(

frontend/src/components/TanStackTableView/useColumnState.ts

@@ -20,6 +20,7 @@ type UseColumnStateOptions<TData> = {
 	storageKey?: string;
 	columns: TableColumnDef<TData>[];
 	isGrouped?: boolean;
+	respectColumnOrder?: boolean;
 };
 
 type UseColumnStateResult<TData> = {
@@ -40,6 +41,7 @@ export function useColumnState<TData>({
 	storageKey,
 	columns,
 	isGrouped = false,
+	respectColumnOrder = true,
 }: UseColumnStateOptions<TData>): UseColumnStateResult<TData> {
 	useEffect(() => {
 		if (storageKey) {
@@ -130,7 +132,7 @@ export function useColumnState<TData>({
 	}, [hiddenColumnIds, columns, isGrouped]);
 
 	const sortedColumns = useMemo((): TableColumnDef<TData>[] => {
-		if (columnOrder.length === 0) {
+		if (!respectColumnOrder || columnOrder.length === 0) {
 			return columns;
 		}
 
@@ -144,7 +146,7 @@ export function useColumnState<TData>({
 		});
 
 		return [...pinned, ...sortedRest];
-	}, [columns, columnOrder]);
+	}, [columns, columnOrder, respectColumnOrder]);
 
 	const hideColumn = useCallback(
 		(columnId: string) => {

frontend/src/container/LiveLogs/LiveLogsContainer/index.tsx

@@ -2,12 +2,14 @@ import { useCallback, useEffect, useMemo, useRef, useState } from 'react';
 import { useLocation } from 'react-router-dom';
 import { Switch } from '@signozhq/ui/switch';
 import { Typography } from '@signozhq/ui/typography';
+import FieldsSelector from 'components/FieldsSelector';
 import LogsFormatOptionsMenu from 'components/LogsFormatOptionsMenu/LogsFormatOptionsMenu';
 import { MAX_LOGS_LIST_SIZE } from 'constants/liveTail';
 import { LOCALSTORAGE } from 'constants/localStorage';
 import { ChangeViewFunctionType } from 'container/ExplorerOptions/types';
 import GoToTop from 'container/GoToTop';
 import { useOptionsMenu } from 'container/OptionsMenu';
+import { LOGS_REQUIRED_COLUMNS } from 'container/OptionsMenu/constants';
 import { useGetCompositeQueryParam } from 'hooks/queryBuilder/useGetCompositeQueryParam';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import useDebouncedFn from 'hooks/useDebouncedFunction';
@@ -56,6 +58,8 @@ function LiveLogsContainer({
 		aggregateOperator: listQuery?.aggregateOperator || StringOperators.NOOP,
 	});
 
+	const [isFieldsSelectorOpen, setIsFieldsSelectorOpen] = useState(false);
+
 	const formatItems = [
 		{
 			key: 'raw',
@@ -238,6 +242,7 @@ function LiveLogsContainer({
 						items={formatItems}
 						selectedOptionFormat={options.format}
 						config={config}
+						onOpenColumns={(): void => setIsFieldsSelectorOpen(true)}
 					/>
 				</div>
 
@@ -261,6 +266,17 @@ function LiveLogsContainer({
 			</div>
 
 			<GoToTop />
+			{config.fieldsSelector && (
+				<FieldsSelector
+					isOpen={isFieldsSelectorOpen}
+					title="Edit columns"
+					fields={config.fieldsSelector.value}
+					onFieldsChange={config.fieldsSelector.onFieldsChange}
+					onClose={(): void => setIsFieldsSelectorOpen(false)}
+					signal={DataSource.LOGS}
+					requiredFields={LOGS_REQUIRED_COLUMNS}
+				/>
+			)}
 		</div>
 	);
 }

frontend/src/container/LiveLogs/LiveLogsList/index.tsx

@@ -16,7 +16,6 @@ import { useLogsTableColumns } from 'components/Logs/TableView/useLogsTableColum
 import OverlayScrollbar from 'components/OverlayScrollbar/OverlayScrollbar';
 import type { TanStackTableHandle } from 'components/TanStackTableView';
 import TanStackTable from 'components/TanStackTableView';
-import { useHiddenColumnIds } from 'components/TanStackTableView/useColumnStore';
 import { CARD_BODY_STYLE } from 'constants/card';
 import { LOCALSTORAGE } from 'constants/localStorage';
 import { OptionFormatTypes } from 'constants/optionsFormatTypes';
@@ -24,13 +23,11 @@ import { QueryParams } from 'constants/query';
 import { InfinityWrapperStyled } from 'container/LogsExplorerList/styles';
 import { convertKeysToColumnFields } from 'container/LogsExplorerList/utils';
 import { useOptionsMenu } from 'container/OptionsMenu';
-import { defaultLogsSelectedColumns } from 'container/OptionsMenu/constants';
 import { useCopyLogLink } from 'hooks/logs/useCopyLogLink';
 import useLogDetailHandlers from 'hooks/logs/useLogDetailHandlers';
 import useScrollToLog from 'hooks/logs/useScrollToLog';
 import { useIsDarkMode } from 'hooks/useDarkMode';
 import { useEventSource } from 'providers/EventSource';
-import { usePreferenceContext } from 'providers/preferences/context/PreferenceContextProvider';
 // interfaces
 import { ILog } from 'types/api/logs/log';
 import { DataSource, StringOperators } from 'types/common/queryBuilder';
@@ -54,9 +51,6 @@ function LiveLogsList({
 	const { isConnectionLoading } = useEventSource();
 
 	const { activeLogId } = useCopyLogLink();
-	const { logs: logsPreferences } = usePreferenceContext();
-	const hiddenColumnIds = useHiddenColumnIds(LOCALSTORAGE.LOGS_LIST_COLUMNS);
-	const hasReconciledHiddenColumnsRef = useRef(false);
 
 	const {
 		activeLog,
@@ -72,7 +66,7 @@ function LiveLogsList({
 		[logs],
 	);
 
-	const { options } = useOptionsMenu({
+	const { options, config } = useOptionsMenu({
 		storageKey: LOCALSTORAGE.LOGS_LIST_OPTIONS,
 		dataSource: DataSource.LOGS,
 		aggregateOperator: StringOperators.NOOP,
@@ -83,47 +77,13 @@ function LiveLogsList({
 		[formattedLogs, activeLogId],
 	);
 
-	const selectedFields = convertKeysToColumnFields([
-		...defaultLogsSelectedColumns,
-		...options.selectColumns,
-	]);
-
-	const syncedSelectedColumns = useMemo(
-		() =>
-			options.selectColumns.filter(({ name }) => !hiddenColumnIds.includes(name)),
-		[options.selectColumns, hiddenColumnIds],
-	);
+	const selectedFields = convertKeysToColumnFields(options.selectColumns);
 
 	const logsColumns = useLogsTableColumns({
 		fields: selectedFields,
 		fontSize: options.fontSize,
-		appendTo: 'end',
 	});
 
-	useEffect(() => {
-		if (hasReconciledHiddenColumnsRef.current) {
-			return;
-		}
-
-		hasReconciledHiddenColumnsRef.current = true;
-
-		if (syncedSelectedColumns.length === options.selectColumns.length) {
-			return;
-		}
-
-		logsPreferences.updateColumns(syncedSelectedColumns);
-	}, [logsPreferences, options.selectColumns.length, syncedSelectedColumns]);
-
-	const handleColumnRemove = useCallback(
-		(columnId: string) => {
-			const updatedColumns = options.selectColumns.filter(
-				({ name }) => name !== columnId,
-			);
-			logsPreferences.updateColumns(updatedColumns);
-		},
-		[options.selectColumns, logsPreferences],
-	);
-
 	const makeOnLogCopy = useCallback(
 		(log: ILog) =>
 			(event: MouseEvent<HTMLElement>): void => {
@@ -237,7 +197,8 @@ function LiveLogsList({
 							ref={ref as React.Ref<TanStackTableHandle>}
 							columns={logsColumns}
 							columnStorageKey={LOCALSTORAGE.LOGS_LIST_COLUMNS}
-							onColumnRemove={handleColumnRemove}
+							respectColumnOrder={false}
+							onColumnRemove={config?.addColumn?.onRemove}
 							plainTextCellLineClamp={options.maxLines}
 							cellTypographySize={options.fontSize}
 							data={formattedLogs}

frontend/src/container/LogsExplorerList/index.tsx

@@ -18,21 +18,19 @@ import OverlayScrollbar from 'components/OverlayScrollbar/OverlayScrollbar';
 import Spinner from 'components/Spinner';
 import type { TanStackTableHandle } from 'components/TanStackTableView';
 import TanStackTable from 'components/TanStackTableView';
-import { useHiddenColumnIds } from 'components/TanStackTableView/useColumnStore';
+import type { TableColumnDef } from 'components/TanStackTableView/types';
 import { CARD_BODY_STYLE } from 'constants/card';
 import { LOCALSTORAGE } from 'constants/localStorage';
 import { QueryParams } from 'constants/query';
 import EmptyLogsSearch from 'container/EmptyLogsSearch/EmptyLogsSearch';
 import { LogsLoading } from 'container/LogsLoading/LogsLoading';
 import { useOptionsMenu } from 'container/OptionsMenu';
-import { defaultLogsSelectedColumns } from 'container/OptionsMenu/constants';
 import { FontSize } from 'container/OptionsMenu/types';
 import { useCopyLogLink } from 'hooks/logs/useCopyLogLink';
 import useLogDetailHandlers from 'hooks/logs/useLogDetailHandlers';
 import useScrollToLog from 'hooks/logs/useScrollToLog';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { useIsDarkMode } from 'hooks/useDarkMode';
-import { usePreferenceContext } from 'providers/preferences/context/PreferenceContextProvider';
 import APIError from 'types/api/error';
 // interfaces
 import { ILog } from 'types/api/logs/log';
@@ -69,10 +67,6 @@ function LogsExplorerList({
 	const [, setCopy] = useCopyToClipboard();
 	const isDarkMode = useIsDarkMode();
 	const { activeLogId } = useCopyLogLink();
-	const { logs: logsPreferences } = usePreferenceContext();
-	const hiddenColumnIds = useHiddenColumnIds(LOCALSTORAGE.LOGS_LIST_COLUMNS);
-	const hasReconciledHiddenColumnsRef = useRef(false);
-
 	const {
 		activeLog,
 		onAddToQuery,
@@ -81,7 +75,7 @@ function LogsExplorerList({
 		handleCloseLogDetail,
 	} = useLogDetailHandlers();
 
-	const { options } = useOptionsMenu({
+	const { options, config } = useOptionsMenu({
 		storageKey: LOCALSTORAGE.LOGS_LIST_OPTIONS,
 		dataSource: DataSource.LOGS,
 		aggregateOperator:
@@ -97,34 +91,20 @@ function LogsExplorerList({
 	);
 
 	const selectedFields = useMemo(
-		() =>
-			convertKeysToColumnFields([
-				...defaultLogsSelectedColumns,
-				...options.selectColumns,
-			]),
-		[options],
+		() => convertKeysToColumnFields(options.selectColumns),
+		[options.selectColumns],
 	);
 
-	const syncedSelectedColumns = useMemo(
-		() =>
-			options.selectColumns.filter(({ name }) => !hiddenColumnIds.includes(name)),
-		[options.selectColumns, hiddenColumnIds],
-	);
-
-	const handleColumnRemove = useCallback(
-		(columnId: string) => {
-			const updatedColumns = options.selectColumns.filter(
-				({ name }) => name !== columnId,
-			);
-			logsPreferences.updateColumns(updatedColumns);
+	const handleColumnOrderChange = useCallback(
+		(cols: TableColumnDef<ILog>[]): void => {
+			config?.addColumn?.onReorder(cols.map((c) => c.id));
 		},
-		[options.selectColumns, logsPreferences],
+		[config],
 	);
 
 	const logsColumns = useLogsTableColumns({
 		fields: selectedFields,
 		fontSize: options.fontSize,
-		appendTo: 'end',
 	});
 
 	const makeOnLogCopy = useCallback(
@@ -161,20 +141,6 @@ function LogsExplorerList({
 		}
 	}, [isLoading, isFetching, isError, logs.length]);
 
-	useEffect(() => {
-		if (hasReconciledHiddenColumnsRef.current) {
-			return;
-		}
-
-		hasReconciledHiddenColumnsRef.current = true;
-
-		if (syncedSelectedColumns.length === options.selectColumns.length) {
-			return;
-		}
-
-		logsPreferences.updateColumns(syncedSelectedColumns);
-	}, [logsPreferences, options.selectColumns.length, syncedSelectedColumns]);
-
 	const getItemContent = useCallback(
 		(_: number, log: ILog): JSX.Element => {
 			if (options.format === 'raw') {
@@ -237,7 +203,9 @@ function LogsExplorerList({
 					ref={ref as React.Ref<TanStackTableHandle>}
 					columns={logsColumns}
 					columnStorageKey={LOCALSTORAGE.LOGS_LIST_COLUMNS}
-					onColumnRemove={handleColumnRemove}
+					respectColumnOrder={false}
+					onColumnRemove={config?.addColumn?.onRemove}
+					onColumnOrderChange={handleColumnOrderChange}
 					plainTextCellLineClamp={options.maxLines}
 					cellTypographySize={options.fontSize}
 					data={logs}

frontend/src/container/LogsExplorerViews/LogsActionsContainer.tsx

@@ -1,11 +1,14 @@
+import { useState } from 'react';
 import { Switch } from '@signozhq/ui/switch';
 import { Typography } from '@signozhq/ui/typography';
 import DownloadOptionsMenu from 'components/DownloadOptionsMenu/DownloadOptionsMenu';
+import FieldsSelector from 'components/FieldsSelector';
 import LogsFormatOptionsMenu from 'components/LogsFormatOptionsMenu/LogsFormatOptionsMenu';
 import ListViewOrderBy from 'components/OrderBy/ListViewOrderBy';
 import { LOCALSTORAGE } from 'constants/localStorage';
 import { PANEL_TYPES } from 'constants/queryBuilder';
 import { useOptionsMenu } from 'container/OptionsMenu';
+import { LOGS_REQUIRED_COLUMNS } from 'container/OptionsMenu/constants';
 import { ArrowUp10, Minus } from '@signozhq/icons';
 import { DataSource, StringOperators } from 'types/common/queryBuilder';
 
@@ -40,6 +43,8 @@ function LogsActionsContainer({
 		aggregateOperator: listQuery?.aggregateOperator || StringOperators.NOOP,
 	});
 
+	const [isFieldsSelectorOpen, setIsFieldsSelectorOpen] = useState(false);
+
 	const formatItems = [
 		{
 			key: 'raw',
@@ -102,6 +107,7 @@ function LogsActionsContainer({
 									items={formatItems}
 									selectedOptionFormat={options.format}
 									config={config}
+									onOpenColumns={(): void => setIsFieldsSelectorOpen(true)}
 								/>
 							</div>
 						</>
@@ -119,6 +125,17 @@ function LogsActionsContainer({
 					)}
 				</div>
 			</div>
+			{config.fieldsSelector && (
+				<FieldsSelector
+					isOpen={isFieldsSelectorOpen}
+					title="Edit columns"
+					fields={config.fieldsSelector.value}
+					onFieldsChange={config.fieldsSelector.onFieldsChange}
+					onClose={(): void => setIsFieldsSelectorOpen(false)}
+					signal={DataSource.LOGS}
+					requiredFields={LOGS_REQUIRED_COLUMNS}
+				/>
+			)}
 		</div>
 	);
 }

frontend/src/container/OptionsMenu/__test__/ensureLogsRequiredColumns.test.ts

@@ -0,0 +1,79 @@
+import { TelemetryFieldKey } from 'api/v5/v5';
+
+import {
+	defaultLogsSelectedColumns,
+	ensureLogsRequiredColumns,
+} from '../constants';
+
+const TIMESTAMP = defaultLogsSelectedColumns.find(
+	(c) => c.name === 'timestamp',
+);
+const BODY = defaultLogsSelectedColumns.find((c) => c.name === 'body');
+
+if (!TIMESTAMP || !BODY) {
+	throw new Error('defaults missing timestamp/body — test fixture invalid');
+}
+
+const ATTR_A: TelemetryFieldKey = {
+	name: 'service.name',
+	signal: 'logs',
+	fieldContext: 'resource',
+	fieldDataType: 'string',
+};
+const ATTR_B: TelemetryFieldKey = {
+	name: 'severity_text',
+	signal: 'logs',
+	fieldContext: 'log',
+	fieldDataType: 'string',
+};
+
+describe('ensureLogsRequiredColumns', () => {
+	it('prepends both timestamp + body to an empty list', () => {
+		expect(ensureLogsRequiredColumns([])).toStrictEqual([TIMESTAMP, BODY]);
+	});
+
+	it('prepends only `body` when `timestamp` is already present', () => {
+		expect(ensureLogsRequiredColumns([TIMESTAMP, ATTR_A])).toStrictEqual([
+			BODY,
+			TIMESTAMP,
+			ATTR_A,
+		]);
+	});
+
+	it('prepends only `timestamp` when `body` is already present', () => {
+		expect(ensureLogsRequiredColumns([BODY, ATTR_A])).toStrictEqual([
+			TIMESTAMP,
+			BODY,
+			ATTR_A,
+		]);
+	});
+
+	it('returns the same array when both are present (no duplicates, original order preserved)', () => {
+		const input = [TIMESTAMP, BODY, ATTR_A, ATTR_B];
+		expect(ensureLogsRequiredColumns(input)).toBe(input);
+	});
+
+	it('preserves a non-default order when both are present', () => {
+		const input = [ATTR_A, BODY, ATTR_B, TIMESTAMP];
+		expect(ensureLogsRequiredColumns(input)).toStrictEqual(input);
+	});
+
+	it('prepends both when neither is present in a list of user attributes', () => {
+		expect(ensureLogsRequiredColumns([ATTR_A, ATTR_B])).toStrictEqual([
+			TIMESTAMP,
+			BODY,
+			ATTR_A,
+			ATTR_B,
+		]);
+	});
+
+	it('does not duplicate if a required column appears twice in the input', () => {
+		// Tolerant of malformed input — invariant only adds *missing* required
+		// columns; it does not deduplicate existing entries (that's a separate
+		// concern, not its job).
+		const input = [BODY, BODY, ATTR_A];
+		const result = ensureLogsRequiredColumns(input);
+		expect(result.filter((c) => c.name === 'timestamp')).toHaveLength(1);
+		expect(result[0]).toStrictEqual(TIMESTAMP);
+	});
+});

frontend/src/container/OptionsMenu/constants.ts

@@ -35,6 +35,32 @@ export const defaultLogsSelectedColumns: TelemetryFieldKey[] = [
 	},
 ];
 
+export const LOGS_REQUIRED_COLUMNS = ['timestamp', 'body'] as const;
+
+/**
+ * Always-on invariant: every logs selectColumns array must contain `body` and
+ * `timestamp`. Applied at both loader and writer boundaries so the picker, the
+ * table, and persisted state can never diverge into a "missing required
+ * column" state.
+ */
+export function ensureLogsRequiredColumns(
+	columns: TelemetryFieldKey[],
+): TelemetryFieldKey[] {
+	const missing = LOGS_REQUIRED_COLUMNS.filter(
+		(name) => !columns.some((c) => c.name === name),
+	);
+	if (missing.length === 0) {
+		return columns;
+	}
+	const defaultsByName = new Map(
+		defaultLogsSelectedColumns.map((c) => [c.name, c]),
+	);
+	const prepended = missing
+		.map((name) => defaultsByName.get(name))
+		.filter((c): c is TelemetryFieldKey => c !== undefined);
+	return [...prepended, ...columns];
+}
+
 export const defaultTraceSelectedColumns: TelemetryFieldKey[] = [
 	{
 		name: 'service.name',

frontend/src/container/OptionsMenu/types.ts

@@ -40,5 +40,10 @@ export type OptionsMenuConfig = {
 		isFetching: boolean;
 		value: TelemetryFieldKey[];
 		onRemove: (key: string) => void;
+		onReorder: (orderedIds: string[]) => void;
+	};
+	fieldsSelector?: {
+		value: TelemetryFieldKey[];
+		onFieldsChange: (next: TelemetryFieldKey[]) => void;
 	};
 };

frontend/src/container/OptionsMenu/useOptionsMenu.ts

@@ -187,30 +187,6 @@ const useOptionsMenu = ({
 			searchedAttributesDataV5?.data.data.keys || {},
 		).flat();
 		if (searchedAttributesDataList.length) {
-			if (dataSource === DataSource.LOGS) {
-				const logsSelectedColumns: TelemetryFieldKey[] =
-					defaultLogsSelectedColumns.map((e) => ({
-						...e,
-						name: e.name,
-						signal: e.signal as SignalType,
-						fieldContext: e.fieldContext as FieldContext,
-						fieldDataType: e.fieldDataType as FieldDataType,
-					}));
-				return [
-					...logsSelectedColumns,
-					...searchedAttributesDataList
-						.filter((attribute) => attribute.name !== 'body')
-						// eslint-disable-next-line sonarjs/no-identical-functions
-						.map((e) => ({
-							...e,
-							name: e.name,
-							signal: e.signal as SignalType,
-							fieldContext: e.fieldContext as FieldContext,
-							fieldDataType: e.fieldDataType as FieldDataType,
-						})),
-				];
-			}
-			// eslint-disable-next-line sonarjs/no-identical-functions
 			return searchedAttributesDataList.map((e) => ({
 				...e,
 				name: e.name,
@@ -297,24 +273,9 @@ const useOptionsMenu = ({
 				return [...acc, column];
 			}, [] as TelemetryFieldKey[]);
 
-			const optionsData: OptionsQuery = {
-				...defaultOptionsQuery,
-				selectColumns: newSelectedColumns,
-				format: preferences?.formatting?.format || defaultOptionsQuery.format,
-				maxLines: preferences?.formatting?.maxLines || defaultOptionsQuery.maxLines,
-				fontSize: preferences?.formatting?.fontSize || defaultOptionsQuery.fontSize,
-			};
-
 			updateColumns(newSelectedColumns);
-			handleRedirectWithOptionsData(optionsData);
 		},
-		[
-			searchedAttributeKeys,
-			selectedColumnKeys,
-			preferences,
-			handleRedirectWithOptionsData,
-			updateColumns,
-		],
+		[searchedAttributeKeys, selectedColumnKeys, preferences, updateColumns],
 	);
 
 	const handleRemoveSelectedColumn = useCallback(
@@ -327,27 +288,12 @@ const useOptionsMenu = ({
 				notifications.error({
 					message: 'There must be at least one selected column',
 				});
-			} else {
-				const optionsData: OptionsQuery = {
-					...defaultOptionsQuery,
-					selectColumns: newSelectedColumns || [],
-					format: preferences?.formatting?.format || defaultOptionsQuery.format,
-					maxLines:
-						preferences?.formatting?.maxLines || defaultOptionsQuery.maxLines,
-					fontSize:
-						preferences?.formatting?.fontSize || defaultOptionsQuery.fontSize,
-				};
-				updateColumns(newSelectedColumns || []);
-				handleRedirectWithOptionsData(optionsData);
+				return;
 			}
+
+			updateColumns(newSelectedColumns || []);
 		},
-		[
-			dataSource,
-			notifications,
-			preferences,
-			handleRedirectWithOptionsData,
-			updateColumns,
-		],
+		[dataSource, notifications, preferences, updateColumns],
 	);
 
 	const handleFormatChange = useCallback(
@@ -414,6 +360,18 @@ const useOptionsMenu = ({
 		setSearchText(value);
 	}, []);
 
+	const reorderSelectColumns = useCallback(
+		(orderedIds: string[]): void => {
+			const current = preferences?.columns ?? [];
+			const byName = new Map(current.map((f) => [f.name, f]));
+			const reordered = orderedIds
+				.map((id) => byName.get(id))
+				.filter((f): f is TelemetryFieldKey => f !== undefined);
+			updateColumns(reordered);
+		},
+		[preferences, updateColumns],
+	);
+
 	const handleFocus = (): void => {
 		setIsFocused(true);
 	};
@@ -436,6 +394,11 @@ const useOptionsMenu = ({
 				onSelect: handleSelectColumns,
 				onRemove: handleRemoveSelectedColumn,
 				onSearch: handleSearchAttribute,
+				onReorder: reorderSelectColumns,
+			},
+			fieldsSelector: {
+				value: preferences?.columns ?? [],
+				onFieldsChange: updateColumns,
 			},
 			format: {
 				value: preferences?.formatting?.format || defaultOptionsQuery.format,
@@ -457,6 +420,8 @@ const useOptionsMenu = ({
 			handleSelectColumns,
 			handleRemoveSelectedColumn,
 			handleSearchAttribute,
+			reorderSelectColumns,
+			updateColumns,
 			handleFormatChange,
 			handleMaxLinesChange,
 			handleFontSizeChange,

frontend/src/container/TracesExplorer/Controls/Controls.module.scss

@@ -0,0 +1,14 @@
+.container {
+	display: flex;
+	align-items: center;
+	justify-content: flex-end;
+	gap: 0.3rem;
+	margin: 8px 0;
+}
+
+.optionsTrigger {
+	display: flex;
+	align-items: center;
+	gap: 4px;
+	cursor: pointer;
+}

frontend/src/container/TracesExplorer/Controls/index.tsx

@@ -1,11 +1,13 @@
-import { memo } from 'react';
-import { OptionFormatTypes } from 'constants/optionsFormatTypes';
+import { memo, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { Settings } from '@signozhq/icons';
+import FieldsSelector from 'components/FieldsSelector';
 import Controls, { ControlsProps } from 'container/Controls';
-import OptionsMenu from 'container/OptionsMenu';
 import { OptionsMenuConfig } from 'container/OptionsMenu/types';
 import useQueryPagination from 'hooks/queryPagination/useQueryPagination';
+import { DataSource } from 'types/common/queryBuilder';
 
-import { Container } from './styles';
+import styles from './Controls.module.scss';
 
 function TraceExplorerControls({
 	isLoading,
@@ -14,6 +16,9 @@ function TraceExplorerControls({
 	config,
 	showSizeChanger = true,
 }: TraceExplorerControlsProps): JSX.Element | null {
+	const { t } = useTranslation(['trace']);
+	const [isFieldsSelectorOpen, setIsFieldsSelectorOpen] = useState(false);
+
 	const {
 		pagination,
 		handleCountItemsPerPageChange,
@@ -22,12 +27,25 @@ function TraceExplorerControls({
 	} = useQueryPagination(totalCount, perPageOptions);
 
 	return (
-		<Container>
-			{config && (
-				<OptionsMenu
-					selectedOptionFormat={OptionFormatTypes.LIST} // Defaulting it to List view as options are shown only in the List view tab
-					config={{ addColumn: config?.addColumn }}
-				/>
+		<div className={styles.container}>
+			{config?.fieldsSelector && (
+				<>
+					<div
+						className={styles.optionsTrigger}
+						onClick={(): void => setIsFieldsSelectorOpen(true)}
+					>
+						{t('options_menu.options')}
+						<Settings size="md" />
+					</div>
+					<FieldsSelector
+						isOpen={isFieldsSelectorOpen}
+						title="Edit columns"
+						fields={config.fieldsSelector.value}
+						onFieldsChange={config.fieldsSelector.onFieldsChange}
+						onClose={(): void => setIsFieldsSelectorOpen(false)}
+						signal={DataSource.TRACES}
+					/>
+				</>
 			)}
 
 			<Controls
@@ -41,7 +59,7 @@ function TraceExplorerControls({
 				handleNavigatePrevious={handleNavigatePrevious}
 				showSizeChanger={showSizeChanger}
 			/>
-		</Container>
+		</div>
 	);
 }
 

frontend/src/container/TracesExplorer/Controls/styles.ts

@@ -1,9 +0,0 @@
-import styled from 'styled-components';
-
-export const Container = styled.div`
-	display: flex;
-	align-items: center;
-	justify-content: flex-end;
-	gap: 0.3rem;
-	margin: 8px 0;
-`;

frontend/src/container/TracesExplorer/ListView/index.tsx

@@ -30,10 +30,7 @@ import { useGetQueryRange } from 'hooks/queryBuilder/useGetQueryRange';
 import { useQueryBuilder } from 'hooks/queryBuilder/useQueryBuilder';
 import { Pagination } from 'hooks/queryPagination';
 import { getDefaultPaginationConfig } from 'hooks/queryPagination/utils';
-import useDragColumns from 'hooks/useDragColumns';
-import { getDraggedColumns } from 'hooks/useDragColumns/utils';
 import useUrlQueryData from 'hooks/useUrlQueryData';
-import { RowData } from 'lib/query/createTableColumnsFromQuery';
 import { ArrowUp10, Minus } from '@signozhq/icons';
 import { useTimezone } from 'providers/Timezone';
 import { AppState } from 'store/reducers';
@@ -85,10 +82,6 @@ function ListView({
 		},
 	});
 
-	const { draggedColumns, onDragColumns } = useDragColumns<RowData>(
-		LOCALSTORAGE.TRACES_LIST_COLUMNS,
-	);
-
 	const { queryData: paginationQueryData } = useUrlQueryData<Pagination>(
 		QueryParams.pagination,
 	);
@@ -100,6 +93,19 @@ function ListView({
 		[stagedQuery, orderBy],
 	);
 
+	// TEMP — remove after traces moves to TanStack table.
+	// - Drag updates selectColumns; raw queryKey would churn on reorder.
+	// - Trace API fetches only listed columns → add/remove must refetch.
+	// - Sorted-name signature: stable on reorder, changes on add/remove.
+	const selectColumnsSignature = useMemo(
+		() =>
+			(options?.selectColumns ?? [])
+				.map((c) => c.name)
+				.sort()
+				.join(','),
+		[options?.selectColumns],
+	);
+
 	const queryKey = useMemo(
 		() => [
 			REACT_QUERY_KEY.GET_QUERY_RANGE,
@@ -109,7 +115,7 @@ function ListView({
 			stagedQuery,
 			panelType,
 			paginationConfig,
-			options?.selectColumns,
+			selectColumnsSignature,
 			orderBy,
 		],
 		[
@@ -117,7 +123,7 @@ function ListView({
 			panelType,
 			globalSelectedTime,
 			paginationConfig,
-			options?.selectColumns,
+			selectColumnsSignature,
 			maxTime,
 			minTime,
 			orderBy,
@@ -182,13 +188,14 @@ function ListView({
 
 	const { formatTimezoneAdjustedTimestamp } = useTimezone();
 
-	const columns = useMemo(() => {
-		const updatedColumns = getListColumns(
-			options?.selectColumns || [],
-			formatTimezoneAdjustedTimestamp,
-		);
-		return getDraggedColumns(updatedColumns, draggedColumns);
-	}, [options?.selectColumns, formatTimezoneAdjustedTimestamp, draggedColumns]);
+	const columns = useMemo(
+		() =>
+			getListColumns(
+				options?.selectColumns || [],
+				formatTimezoneAdjustedTimestamp,
+			),
+		[options?.selectColumns, formatTimezoneAdjustedTimestamp],
+	);
 
 	const transformedQueryTableData = useMemo(
 		() => transformDataWithDate(queryTableData) || [],
@@ -196,9 +203,16 @@ function ListView({
 	);
 
 	const handleDragColumn = useCallback(
-		(fromIndex: number, toIndex: number) =>
-			onDragColumns(columns, fromIndex, toIndex),
-		[columns, onDragColumns],
+		(fromIndex: number, toIndex: number): void => {
+			const reordered = [...columns];
+			const [moved] = reordered.splice(fromIndex, 1);
+			reordered.splice(toIndex, 0, moved);
+			const orderedIds = reordered
+				.map((c) => String(('dataIndex' in c && c.dataIndex) || c.key || ''))
+				.filter(Boolean);
+			config?.addColumn?.onReorder(orderedIds);
+		},
+		[columns, config],
 	);
 
 	const handleOrderChange = useCallback((value: string) => {

frontend/src/pages/LogsExplorer/index.tsx

@@ -3,7 +3,6 @@ import { useQueryClient } from 'react-query';
 import * as Sentry from '@sentry/react';
 import getLocalStorageKey from 'api/browser/localstorage/get';
 import setLocalStorageApi from 'api/browser/localstorage/set';
-import { TelemetryFieldKey } from 'api/v5/v5';
 import cx from 'classnames';
 import ExplorerCard from 'components/ExplorerCard/ExplorerCard';
 import QueryCancelledPlaceholder from 'components/QueryCancelledPlaceholder';
@@ -15,12 +14,6 @@ import { PANEL_TYPES } from 'constants/queryBuilder';
 import { usePageActions } from 'container/AIAssistant/pageActions/usePageActions';
 import LogExplorerQuerySection from 'container/LogExplorerQuerySection';
 import LogsExplorerViewsContainer from 'container/LogsExplorerViews';
-import {
-	defaultLogsSelectedColumns,
-	defaultOptionsQuery,
-	URL_OPTIONS,
-} from 'container/OptionsMenu/constants';
-import { OptionsQuery } from 'container/OptionsMenu/types';
 import LeftToolbarActions from 'container/QueryBuilder/components/ToolbarActions/LeftToolbarActions';
 import RightToolbarActions from 'container/QueryBuilder/components/ToolbarActions/RightToolbarActions';
 import Toolbar from 'container/Toolbar/Toolbar';
@@ -31,11 +24,9 @@ import {
 	useHandleExplorerTabChange,
 } from 'hooks/useHandleExplorerTabChange';
 import { useIsAIAssistantEnabled } from 'hooks/useIsAIAssistantEnabled';
-import useUrlQueryData from 'hooks/useUrlQueryData';
-import { defaultTo, isEmpty, isEqual, isNull } from 'lodash-es';
+import { defaultTo, isEmpty, isNull } from 'lodash-es';
 import ErrorBoundaryFallback from 'pages/ErrorBoundaryFallback/ErrorBoundaryFallback';
 import { EventSourceProvider } from 'providers/EventSource';
-import { usePreferenceContext } from 'providers/preferences/context/PreferenceContextProvider';
 import { Warning } from 'types/api';
 import { DataSource } from 'types/common/queryBuilder';
 import {
@@ -62,8 +53,6 @@ function LogsExplorer(): JSX.Element {
 	const [selectedView, setSelectedView] = useState<ExplorerViews>(
 		() => panelTypeToExplorerView[panelTypesFromUrl],
 	);
-	const { logs } = usePreferenceContext();
-	const { preferences } = logs;
 
 	const [showFilters, setShowFilters] = useState<boolean>(() => {
 		const localStorageValue = getLocalStorageKey(
@@ -182,116 +171,6 @@ function LogsExplorer(): JSX.Element {
 		setShowFilters((prev) => !prev);
 	};
 
-	const { redirectWithQuery: redirectWithOptionsData } =
-		useUrlQueryData<OptionsQuery>(URL_OPTIONS, defaultOptionsQuery);
-
-	// Get and parse stored columns from localStorage
-	const logListOptionsFromLocalStorage = useMemo(() => {
-		const data = getLocalStorageKey(LOCALSTORAGE.LOGS_LIST_OPTIONS);
-
-		if (!data) {
-			return null;
-		}
-
-		try {
-			return JSON.parse(data);
-		} catch {
-			return null;
-		}
-	}, []);
-
-	// Check if the columns have the required columns (timestamp, body)
-	const hasRequiredColumns = useCallback(
-		(columns?: TelemetryFieldKey[] | null): boolean => {
-			if (!columns?.length) {
-				return false;
-			}
-
-			const hasTimestamp = columns.some((col) => col.name === 'timestamp');
-			const hasBody = columns.some((col) => col.name === 'body');
-
-			return hasTimestamp && hasBody;
-		},
-		[],
-	);
-
-	// Merge the columns with the required columns (timestamp, body) if missing
-	const mergeWithRequiredColumns = useCallback(
-		(columns: TelemetryFieldKey[]): TelemetryFieldKey[] => [
-			// Add required columns (timestamp, body) if missing
-			...(!hasRequiredColumns(columns) ? defaultLogsSelectedColumns : []),
-			...columns,
-		],
-		[hasRequiredColumns],
-	);
-
-	// Migrate the options query to the new format
-	const migrateOptionsQuery = useCallback(
-		(query: OptionsQuery): OptionsQuery => {
-			// Skip if already migrated
-			if (query.version) {
-				return query;
-			}
-
-			if (logListOptionsFromLocalStorage?.version) {
-				return logListOptionsFromLocalStorage;
-			}
-
-			// Case 1: we have localStorage columns
-			if (logListOptionsFromLocalStorage?.selectColumns?.length > 0) {
-				return {
-					...query,
-					version: 1,
-					selectColumns: mergeWithRequiredColumns(
-						logListOptionsFromLocalStorage.selectColumns,
-					),
-				};
-			}
-
-			// Case 2: No query columns in localStorage in but query has columns
-			if (query.selectColumns.length > 0) {
-				return {
-					...query,
-					version: 1,
-					selectColumns: mergeWithRequiredColumns(query.selectColumns),
-				};
-			}
-
-			// Case 3: No columns anywhere, use defaults
-			return {
-				...query,
-				version: 1,
-				selectColumns: defaultLogsSelectedColumns,
-			};
-		},
-		[mergeWithRequiredColumns, logListOptionsFromLocalStorage],
-	);
-
-	useEffect(() => {
-		if (!preferences) {
-			return;
-		}
-		const migratedQuery = migrateOptionsQuery({
-			selectColumns: preferences.columns || defaultLogsSelectedColumns,
-			maxLines: preferences.formatting?.maxLines || defaultOptionsQuery.maxLines,
-			format: preferences.formatting?.format || defaultOptionsQuery.format,
-			fontSize: preferences.formatting?.fontSize || defaultOptionsQuery.fontSize,
-			version: preferences.formatting?.version,
-		});
-		// Only redirect if the query was actually modified
-		if (
-			!isEqual(migratedQuery, {
-				selectColumns: preferences?.columns,
-				maxLines: preferences?.formatting?.maxLines,
-				format: preferences?.formatting?.format,
-				fontSize: preferences?.formatting?.fontSize,
-				version: preferences?.formatting?.version,
-			})
-		) {
-			redirectWithOptionsData(migratedQuery);
-		}
-	}, [migrateOptionsQuery, preferences, redirectWithOptionsData]);
-
 	const toolbarViews = useMemo(
 		() => ({
 			list: {

frontend/src/providers/preferences/__tests__/PreferencesProvider.integration.test.tsx

@@ -108,7 +108,9 @@ describe('PreferencesProvider integration', () => {
 				},
 			);
 
-			expect(Number(screen.getByTestId('logs-columns-len').textContent)).toBe(1);
+			// Loader's ensureLogsRequiredColumns prepends timestamp + body, so the
+			// 1 column in localStorage becomes 3 in preferences.
+			expect(Number(screen.getByTestId('logs-columns-len').textContent)).toBe(3);
 		});
 
 		it('direct mode updateColumns persists to localStorage', async () => {
@@ -126,8 +128,11 @@ describe('PreferencesProvider integration', () => {
 			const stored = getLocalStorageJSON<LogsLocalOptions>(
 				LOCALSTORAGE.LOGS_LIST_OPTIONS,
 			);
+			// Writer's ensureLogsRequiredColumns prepends `body` when only
+			// `timestamp` was passed in (defaults.slice(0,1) is just timestamp).
 			expect(stored?.selectColumns).toStrictEqual([
-				defaultLogsSelectedColumns[0] as TelemetryFieldKey,
+				defaultLogsSelectedColumns[1] as TelemetryFieldKey, // body
+				defaultLogsSelectedColumns[0] as TelemetryFieldKey, // timestamp
 			]);
 		});
 
@@ -183,7 +188,9 @@ describe('PreferencesProvider integration', () => {
 				value: originalLocation,
 			});
 
-			expect(Number(screen.getByTestId('logs-columns-len').textContent)).toBe(1);
+			// Loader's ensureLogsRequiredColumns prepends timestamp + body, so the
+			// URL's 1 column becomes 3 in preferences.
+			expect(Number(screen.getByTestId('logs-columns-len').textContent)).toBe(3);
 		});
 
 		it('updateFormatting persists to localStorage in direct mode', async () => {

frontend/src/providers/preferences/__tests__/logsUpdaterConfig.test.ts

@@ -1,7 +1,10 @@
 import { TelemetryFieldKey } from 'api/v5/v5';
 import { LOCALSTORAGE } from 'constants/localStorage';
 import { LogViewMode } from 'container/LogsTable';
-import { defaultOptionsQuery } from 'container/OptionsMenu/constants';
+import {
+	defaultLogsSelectedColumns,
+	defaultOptionsQuery,
+} from 'container/OptionsMenu/constants';
 import { FontSize } from 'container/OptionsMenu/types';
 import {
 	FormattingOptions,
@@ -85,18 +88,21 @@ describe('logsUpdaterConfig', () => {
 
 		logsUpdater.updateColumns(newColumns, PreferenceMode.DIRECT);
 
+		// Writer guards body+timestamp via ensureLogsRequiredColumns invariant
+		const guardedColumns = [...defaultLogsSelectedColumns, ...newColumns];
+
 		// Should update URL
 		expect(redirectWithOptionsData).toHaveBeenCalledWith({
 			...defaultOptionsQuery,
 			...mockPreferences.formatting,
-			selectColumns: newColumns,
+			selectColumns: guardedColumns,
 		});
 
-		// Should update localStorage
+		// Should update localStorage with the guarded shape
 		const storedData = JSON.parse(
 			mockLocalStorage[LOCALSTORAGE.LOGS_LIST_OPTIONS],
 		);
-		expect(storedData.selectColumns).toStrictEqual(newColumns);
+		expect(storedData.selectColumns).toStrictEqual(guardedColumns);
 		expect(storedData.maxLines).toBe(1); // Should preserve other fields
 
 		// Should not update saved view preferences

frontend/src/providers/preferences/__tests__/usePreferenceLoader.test.tsx

@@ -1,4 +1,5 @@
 import { renderHook, waitFor } from '@testing-library/react';
+import { defaultLogsSelectedColumns } from 'container/OptionsMenu/constants';
 import { DataSource } from 'types/common/queryBuilder';
 
 import logsLoaderConfig from '../configs/logsLoaderConfig';
@@ -60,9 +61,9 @@ describe('usePreferenceLoader', () => {
 			expect(result.current.loading).toBe(false);
 		});
 
-		// Should have loaded from local storage (highest priority)
+		// Loader wraps with ensureLogsRequiredColumns — body+timestamp always prepended
 		expect(result.current.preferences).toStrictEqual({
-			columns: [{ name: 'local-column' }],
+			columns: [...defaultLogsSelectedColumns, { name: 'local-column' }],
 			formatting: { maxLines: 5, format: 'table', fontSize: 'medium', version: 1 },
 		});
 		expect(result.current.error).toBeNull();

frontend/src/providers/preferences/configs/logsUpdaterConfig.ts

@@ -3,7 +3,10 @@ import getLocalStorageKey from 'api/browser/localstorage/get';
 import setLocalStorageKey from 'api/browser/localstorage/set';
 import { TelemetryFieldKey } from 'api/v5/v5';
 import { LOCALSTORAGE } from 'constants/localStorage';
-import { defaultOptionsQuery } from 'container/OptionsMenu/constants';
+import {
+	defaultOptionsQuery,
+	ensureLogsRequiredColumns,
+} from 'container/OptionsMenu/constants';
 import { FontSize, OptionsQuery } from 'container/OptionsMenu/types';
 
 import { FormattingOptions, PreferenceMode, Preferences } from '../types';
@@ -18,11 +21,12 @@ const getLogsUpdaterConfig = (
 	updateFormatting: (newFormatting: FormattingOptions, mode: string) => void;
 } => ({
 	updateColumns: (newColumns: TelemetryFieldKey[], mode: string): void => {
+		const guardedColumns = ensureLogsRequiredColumns(newColumns);
 		if (mode === PreferenceMode.SAVED_VIEW) {
 			setSavedViewPreferences((prev) => {
 				if (!prev) {
 					return {
-						columns: newColumns,
+						columns: guardedColumns,
 						formatting: {
 							maxLines: 1,
 							format: 'table',
@@ -34,7 +38,7 @@ const getLogsUpdaterConfig = (
 
 				return {
 					...prev,
-					columns: newColumns,
+					columns: guardedColumns,
 				};
 			});
 		}
@@ -44,14 +48,14 @@ const getLogsUpdaterConfig = (
 			redirectWithOptionsData({
 				...defaultOptionsQuery,
 				...preferences?.formatting,
-				selectColumns: newColumns,
+				selectColumns: guardedColumns,
 			});
 
 			// Also update local storage
 			const local = JSON.parse(
 				getLocalStorageKey(LOCALSTORAGE.LOGS_LIST_OPTIONS) || '{}',
 			);
-			local.selectColumns = newColumns;
+			local.selectColumns = guardedColumns;
 			setLocalStorageKey(LOCALSTORAGE.LOGS_LIST_OPTIONS, JSON.stringify(local));
 		}
 	},

frontend/src/providers/preferences/loader/usePreferenceLoader.ts

@@ -1,5 +1,6 @@
 import { useEffect, useState } from 'react';
 import { TelemetryFieldKey } from 'api/v5/v5';
+import { ensureLogsRequiredColumns } from 'container/OptionsMenu/constants';
 import { has } from 'lodash-es';
 import { DataSource } from 'types/common/queryBuilder';
 
@@ -51,7 +52,11 @@ function logsPreferencesLoader(): {
 	columns: TelemetryFieldKey[];
 	formatting: FormattingOptions;
 } {
-	return preferencesLoader(logsLoaderConfig);
+	const result = preferencesLoader<{
+		columns: TelemetryFieldKey[];
+		formatting: FormattingOptions;
+	}>(logsLoaderConfig);
+	return { ...result, columns: ensureLogsRequiredColumns(result.columns) };
 }
 
 function tracesPreferencesLoader(): {

frontend/src/providers/preferences/sync/usePreferenceSync.ts

@@ -1,7 +1,10 @@
 /* eslint-disable sonarjs/cognitive-complexity */
 import { useEffect, useState } from 'react';
 import { TelemetryFieldKey } from 'api/v5/v5';
-import { defaultLogsSelectedColumns } from 'container/OptionsMenu/constants';
+import {
+	defaultLogsSelectedColumns,
+	ensureLogsRequiredColumns,
+} from 'container/OptionsMenu/constants';
 import { defaultSelectedColumns as defaultTracesSelectedColumns } from 'container/TracesExplorer/ListView/configs';
 import { useGetAllViews } from 'hooks/saveViews/useGetAllViews';
 import { DataSource } from 'types/common/queryBuilder';
@@ -54,9 +57,10 @@ export function usePreferenceSync({
 		let columns: TelemetryFieldKey[] = [];
 		let formatting: FormattingOptions | undefined;
 		if (dataSource === DataSource.LOGS) {
-			columns =
+			columns = ensureLogsRequiredColumns(
 				updateExtraDataSelectColumns(parsedExtraData?.selectColumns) ||
-				defaultLogsSelectedColumns;
+					defaultLogsSelectedColumns,
+			);
 			formatting = {
 				maxLines: parsedExtraData?.maxLines ?? 1,
 				format: parsedExtraData?.format ?? 'table',