fix: py-fmt

Co-authored-by: Tushar Vats <tushar@signoz.io>

frontend/.eslintrc.cjs

@@ -66,8 +66,6 @@ module.exports = {
 	rules: {
 		// Asset migration — base-path safety
 		'rulesdir/no-unsupported-asset-pattern': 'error',
-		// Base-path safety — window.open and origin-concat patterns; upgrade to error coming PR
-		'rulesdir/no-raw-absolute-path': 'warn',
 
 		// Code quality rules
 		'prefer-const': 'error', // Enforces const for variables never reassigned

frontend/eslint-rules/no-raw-absolute-path.js

@@ -1,153 +0,0 @@
-'use strict';
-
-/**
- * ESLint rule: no-raw-absolute-path
- *
- * Catches patterns that break at runtime when the app is served from a
- * sub-path (e.g. /signoz/):
- *
- *   1. window.open(path, '_blank')
- *      → use openInNewTab(path) which calls withBasePath internally
- *
- *   2. window.location.origin + path  /  `${window.location.origin}${path}`
- *      → use getAbsoluteUrl(path)
- *
- *   3. frontendBaseUrl: window.location.origin  (bare origin usage)
- *      → use getBaseUrl() to include the base path
- *
- *   4. window.location.href = path
- *      → use withBasePath(path) or navigate() for internal navigation
- *
- * External URLs (first arg starts with "http") are explicitly allowed.
- */
-
-function isOriginAccess(node) {
-	return (
-		node.type === 'MemberExpression' &&
-		!node.computed &&
-		node.property.name === 'origin' &&
-		node.object.type === 'MemberExpression' &&
-		!node.object.computed &&
-		node.object.property.name === 'location' &&
-		node.object.object.type === 'Identifier' &&
-		node.object.object.name === 'window'
-	);
-}
-
-function isHrefAccess(node) {
-	return (
-		node.type === 'MemberExpression' &&
-		!node.computed &&
-		node.property.name === 'href' &&
-		node.object.type === 'MemberExpression' &&
-		!node.object.computed &&
-		node.object.property.name === 'location' &&
-		node.object.object.type === 'Identifier' &&
-		node.object.object.name === 'window'
-	);
-}
-
-function isExternalUrl(node) {
-	if (node.type === 'Literal' && typeof node.value === 'string') {
-		return node.value.startsWith('http://') || node.value.startsWith('https://');
-	}
-	if (node.type === 'TemplateLiteral' && node.quasis.length > 0) {
-		const raw = node.quasis[0].value.raw;
-		return raw.startsWith('http://') || raw.startsWith('https://');
-	}
-	return false;
-}
-
-// window.open(withBasePath(x)) and window.open(getAbsoluteUrl(x)) are already safe.
-function isSafeHelperCall(node) {
-	return (
-		node.type === 'CallExpression' &&
-		node.callee.type === 'Identifier' &&
-		(node.callee.name === 'withBasePath' || node.callee.name === 'getAbsoluteUrl')
-	);
-}
-
-module.exports = {
-	meta: {
-		type: 'suggestion',
-		docs: {
-			description:
-				'Disallow raw window.open and origin-concatenation patterns that miss the runtime base path',
-			category: 'Base Path Safety',
-		},
-		schema: [],
-		messages: {
-			windowOpen:
-				'Use openInNewTab(path) instead of window.open(path, "_blank") — openInNewTab prepends the base path automatically.',
-			originConcat:
-				'Use getAbsoluteUrl(path) instead of window.location.origin + path — getAbsoluteUrl prepends the base path automatically.',
-			originDirect:
-				'Use getBaseUrl() instead of window.location.origin — getBaseUrl includes the base path.',
-			hrefAssign:
-				'Use withBasePath(path) or navigate() instead of window.location.href = path — ensures the base path is included.',
-		},
-	},
-
-	create(context) {
-		return {
-			// window.open(path, ...) — allow only external first-arg URLs
-			CallExpression(node) {
-				const { callee, arguments: args } = node;
-				if (
-					callee.type !== 'MemberExpression' ||
-					callee.object.type !== 'Identifier' ||
-					callee.object.name !== 'window' ||
-					callee.property.name !== 'open'
-				)
-					return;
-				if (args.length < 1) return;
-				if (isExternalUrl(args[0])) return;
-				if (isSafeHelperCall(args[0])) return;
-
-				context.report({ node, messageId: 'windowOpen' });
-			},
-
-			// window.location.origin + path
-			BinaryExpression(node) {
-				if (node.operator !== '+') return;
-				if (isOriginAccess(node.left) || isOriginAccess(node.right)) {
-					context.report({ node, messageId: 'originConcat' });
-				}
-			},
-
-			// `${window.location.origin}${path}`
-			TemplateLiteral(node) {
-				if (node.expressions.some(isOriginAccess)) {
-					context.report({ node, messageId: 'originConcat' });
-				}
-			},
-
-			// window.location.origin used directly (not in concatenation)
-			// Catches: frontendBaseUrl: window.location.origin
-			MemberExpression(node) {
-				if (!isOriginAccess(node)) return;
-
-				const parent = node.parent;
-				// Skip if parent is BinaryExpression with + (handled by BinaryExpression visitor)
-				if (parent.type === 'BinaryExpression' && parent.operator === '+') return;
-				// Skip if inside TemplateLiteral (handled by TemplateLiteral visitor)
-				if (parent.type === 'TemplateLiteral') return;
-
-				context.report({ node, messageId: 'originDirect' });
-			},
-
-			// window.location.href = path
-			AssignmentExpression(node) {
-				if (node.operator !== '=') return;
-				if (!isHrefAccess(node.left)) return;
-
-				// Allow external URLs
-				if (isExternalUrl(node.right)) return;
-				// Allow safe helper calls
-				if (isSafeHelperCall(node.right)) return;
-
-				context.report({ node, messageId: 'hrefAssign' });
-			},
-		};
-	},
-};

frontend/index.html

@@ -2,7 +2,6 @@
 <html lang="en">
 	<head>
 		<meta charset="utf-8" />
-		<base href="[[.BaseHref]]" />
 		<meta
 			http-equiv="Cache-Control"
 			content="no-cache, no-store, must-revalidate, max-age: 0"
@@ -60,7 +59,7 @@
 		<meta data-react-helmet="true" name="docusaurus_locale" content="en" />
 		<meta data-react-helmet="true" name="docusaurus_tag" content="default" />
 		<meta name="robots" content="noindex" />
-		<link data-react-helmet="true" rel="shortcut icon" href="favicon.ico" />
+		<link data-react-helmet="true" rel="shortcut icon" href="/favicon.ico" />
 	</head>
 	<body data-theme="default">
 		<script>
@@ -137,7 +136,7 @@
 				})(document, 'script');
 			}
 		</script>
-		<link rel="stylesheet" href="css/uPlot.min.css" />
+		<link rel="stylesheet" href="/css/uPlot.min.css" />
 		<script type="module" src="./src/index.tsx"></script>
 	</body>
 </html>

frontend/src/ReactI18/index.tsx

@@ -2,7 +2,6 @@ import { initReactI18next } from 'react-i18next';
 import i18n from 'i18next';
 import LanguageDetector from 'i18next-browser-languagedetector';
 import Backend from 'i18next-http-backend';
-import { getBasePath } from 'utils/basePath';
 
 import cacheBursting from '../../i18n-translations-hash.json';
 
@@ -25,7 +24,7 @@ i18n
 				const ns = namespace[0];
 				const pathkey = `/${language}/${ns}`;
 				const hash = cacheBursting[pathkey as keyof typeof cacheBursting] || '';
-				return `${getBasePath()}locales/${language}/${namespace}.json?h=${hash}`;
+				return `/locales/${language}/${namespace}.json?h=${hash}`;
 			},
 		},
 		react: {

frontend/src/api/generatedAPIInstance.ts

@@ -1,6 +1,5 @@
 import {
 	interceptorRejected,
-	interceptorsRequestBasePath,
 	interceptorsRequestResponse,
 	interceptorsResponse,
 } from 'api';
@@ -18,7 +17,6 @@ export const GeneratedAPIInstance = <T>(
 	return generatedAPIAxiosInstance({ ...config }).then(({ data }) => data);
 };
 
-generatedAPIAxiosInstance.interceptors.request.use(interceptorsRequestBasePath);
 generatedAPIAxiosInstance.interceptors.request.use(interceptorsRequestResponse);
 generatedAPIAxiosInstance.interceptors.response.use(
 	interceptorsResponse,

frontend/src/api/index.ts

@@ -11,7 +11,6 @@ import axios, {
 import { ENVIRONMENT } from 'constants/env';
 import { Events } from 'constants/events';
 import { LOCALSTORAGE } from 'constants/localStorage';
-import { getBasePath } from 'utils/basePath';
 import { eventEmitter } from 'utils/getEventEmitter';
 
 import apiV1, { apiAlertManager, apiV2, apiV3, apiV4, apiV5 } from './apiV1';
@@ -68,39 +67,6 @@ export const interceptorsRequestResponse = (
 	return value;
 };
 
-// Strips the leading '/' from path and joins with base — idempotent if already prefixed.
-// e.g. prependBase('/signoz/', '/api/v1/') → '/signoz/api/v1/'
-function prependBase(base: string, path: string): string {
-	return path.startsWith(base) ? path : base + path.slice(1);
-}
-
-// Prepends the runtime base path to outgoing requests so API calls work under
-// a URL prefix (e.g. /signoz/api/v1/…). No-op for root deployments and dev
-// (dev baseURL is a full http:// URL, not an absolute path).
-export const interceptorsRequestBasePath = (
-	value: InternalAxiosRequestConfig,
-): InternalAxiosRequestConfig => {
-	const basePath = getBasePath();
-	if (basePath === '/') {
-		return value;
-	}
-
-	if (value.baseURL?.startsWith('/')) {
-		// Production relative baseURL: '/api/v1/' → '/signoz/api/v1/'
-		value.baseURL = prependBase(basePath, value.baseURL);
-	} else if (value.baseURL?.startsWith('http')) {
-		// Dev absolute baseURL (VITE_FRONTEND_API_ENDPOINT): 'https://host/api/v1/' → 'https://host/signoz/api/v1/'
-		const url = new URL(value.baseURL);
-		url.pathname = prependBase(basePath, url.pathname);
-		value.baseURL = url.toString();
-	} else if (!value.baseURL && value.url?.startsWith('/')) {
-		// Orval-generated client (empty baseURL, path in url): '/api/signoz/v1/rules' → '/signoz/api/signoz/v1/rules'
-		value.url = prependBase(basePath, value.url);
-	}
-
-	return value;
-};
-
 export const interceptorRejected = async (
 	value: AxiosResponse<any>,
 ): Promise<AxiosResponse<any>> => {
@@ -167,7 +133,6 @@ const instance = axios.create({
 });
 
 instance.interceptors.request.use(interceptorsRequestResponse);
-instance.interceptors.request.use(interceptorsRequestBasePath);
 instance.interceptors.response.use(interceptorsResponse, interceptorRejected);
 
 export const AxiosAlertManagerInstance = axios.create({
@@ -182,7 +147,6 @@ ApiV2Instance.interceptors.response.use(
 	interceptorRejected,
 );
 ApiV2Instance.interceptors.request.use(interceptorsRequestResponse);
-ApiV2Instance.interceptors.request.use(interceptorsRequestBasePath);
 
 // axios V3
 export const ApiV3Instance = axios.create({
@@ -194,7 +158,6 @@ ApiV3Instance.interceptors.response.use(
 	interceptorRejected,
 );
 ApiV3Instance.interceptors.request.use(interceptorsRequestResponse);
-ApiV3Instance.interceptors.request.use(interceptorsRequestBasePath);
 //
 
 // axios V4
@@ -207,7 +170,6 @@ ApiV4Instance.interceptors.response.use(
 	interceptorRejected,
 );
 ApiV4Instance.interceptors.request.use(interceptorsRequestResponse);
-ApiV4Instance.interceptors.request.use(interceptorsRequestBasePath);
 //
 
 // axios V5
@@ -220,7 +182,6 @@ ApiV5Instance.interceptors.response.use(
 	interceptorRejected,
 );
 ApiV5Instance.interceptors.request.use(interceptorsRequestResponse);
-ApiV5Instance.interceptors.request.use(interceptorsRequestBasePath);
 //
 
 // axios Base
@@ -233,7 +194,6 @@ LogEventAxiosInstance.interceptors.response.use(
 	interceptorRejectedBase,
 );
 LogEventAxiosInstance.interceptors.request.use(interceptorsRequestResponse);
-LogEventAxiosInstance.interceptors.request.use(interceptorsRequestBasePath);
 //
 
 AxiosAlertManagerInstance.interceptors.response.use(
@@ -241,7 +201,6 @@ AxiosAlertManagerInstance.interceptors.response.use(
 	interceptorRejected,
 );
 AxiosAlertManagerInstance.interceptors.request.use(interceptorsRequestResponse);
-AxiosAlertManagerInstance.interceptors.request.use(interceptorsRequestBasePath);
 
 export { apiV1 };
 export default instance;

frontend/src/components/CeleryTask/useNavigateToExplorer.ts

@@ -12,7 +12,6 @@ import { AppState } from 'store/reducers';
 import { Query, TagFilterItem } from 'types/api/queryBuilder/queryBuilderData';
 import { DataSource, MetricAggregateOperator } from 'types/common/queryBuilder';
 import { GlobalReducer } from 'types/reducer/globalTime';
-import { withBasePath } from 'utils/basePath';
 
 export interface NavigateToExplorerProps {
 	filters: TagFilterItem[];
@@ -134,7 +133,7 @@ export function useNavigateToExplorer(): (
 				QueryParams.compositeQuery
 			}=${JSONCompositeQuery}`;
 
-			window.open(withBasePath(newExplorerPath), sameTab ? '_self' : '_blank');
+			window.open(newExplorerPath, sameTab ? '_self' : '_blank');
 		},
 		[
 			prepareQuery,

frontend/src/hooks/useSafeNavigate.ts

@@ -1,7 +1,6 @@
 import { useCallback } from 'react';
 import { useLocation, useNavigate } from 'react-router-dom-v5-compat';
 import { cloneDeep, isEqual } from 'lodash-es';
-import { withBasePath } from 'utils/basePath';
 
 interface NavigateOptions {
 	replace?: boolean;
@@ -131,7 +130,7 @@ export const useSafeNavigate = (
 					typeof to === 'string'
 						? to
 						: `${to.pathname || location.pathname}${to.search || ''}`;
-				window.open(withBasePath(targetPath), '_blank');
+				window.open(targetPath, '_blank');
 				return;
 			}
 

frontend/src/lib/history.ts

@@ -1,4 +1,3 @@
 import { createBrowserHistory } from 'history';
-import { getBasePath } from 'utils/basePath';
 
-export default createBrowserHistory({ basename: getBasePath() });
+export default createBrowserHistory();

frontend/src/pages/ErrorBoundaryFallback/ErrorBoundaryFallback.tsx

@@ -4,7 +4,6 @@ import ROUTES from 'constants/routes';
 import { handleContactSupport } from 'container/Integrations/utils';
 import { useGetTenantLicense } from 'hooks/useGetTenantLicense';
 import { Home, LifeBuoy } from 'lucide-react';
-import { withBasePath } from 'utils/basePath';
 
 import cloudUrl from '@/assets/Images/cloud.svg';
 
@@ -12,8 +11,8 @@ import './ErrorBoundaryFallback.styles.scss';
 
 function ErrorBoundaryFallback(): JSX.Element {
 	const handleReload = (): void => {
-		// Hard reload resets Sentry.ErrorBoundary state; withBasePath preserves any /signoz/ prefix.
-		window.location.href = withBasePath(ROUTES.HOME);
+		// Go to home page
+		window.location.href = ROUTES.HOME;
 	};
 
 	const { isCloudUser: isCloudUserVal } = useGetTenantLicense();

frontend/src/utils/__tests__/basePath.test.ts

@@ -1,118 +0,0 @@
-/**
- * basePath is memoized at module init, so each describe block isolates the
- * module with a fresh DOM state using jest.isolateModules + require.
- */
-
-type BasePath = typeof import('../basePath');
-
-function loadModule(href?: string): BasePath {
-	if (href !== undefined) {
-		const base = document.createElement('base');
-		base.setAttribute('href', href);
-		document.head.appendChild(base);
-	}
-
-	let mod!: BasePath;
-	jest.isolateModules(() => {
-		// eslint-disable-next-line @typescript-eslint/no-var-requires, global-require
-		mod = require('../basePath');
-	});
-	return mod;
-}
-
-afterEach(() => {
-	document.head.querySelectorAll('base').forEach((el) => el.remove());
-});
-
-describe('at basePath="/"', () => {
-	let m: BasePath;
-	beforeEach(() => {
-		m = loadModule('/');
-	});
-
-	it('getBasePath returns "/"', () => {
-		expect(m.getBasePath()).toBe('/');
-	});
-
-	it('withBasePath is a no-op for any internal path', () => {
-		expect(m.withBasePath('/logs')).toBe('/logs');
-		expect(m.withBasePath('/logs/explorer')).toBe('/logs/explorer');
-	});
-
-	it('withBasePath passes through external URLs', () => {
-		expect(m.withBasePath('https://example.com/foo')).toBe(
-			'https://example.com/foo',
-		);
-	});
-
-	it('getAbsoluteUrl returns origin + path', () => {
-		expect(m.getAbsoluteUrl('/logs')).toBe(`${window.location.origin}/logs`);
-	});
-
-	it('getBaseUrl returns bare origin', () => {
-		expect(m.getBaseUrl()).toBe(window.location.origin);
-	});
-});
-
-describe('at basePath="/signoz/"', () => {
-	let m: BasePath;
-	beforeEach(() => {
-		m = loadModule('/signoz/');
-	});
-
-	it('getBasePath returns "/signoz/"', () => {
-		expect(m.getBasePath()).toBe('/signoz/');
-	});
-
-	it('withBasePath prepends the prefix', () => {
-		expect(m.withBasePath('/logs')).toBe('/signoz/logs');
-		expect(m.withBasePath('/logs/explorer')).toBe('/signoz/logs/explorer');
-	});
-
-	it('withBasePath is idempotent — safe to call twice', () => {
-		expect(m.withBasePath('/signoz/logs')).toBe('/signoz/logs');
-	});
-
-	it('withBasePath is idempotent when path equals the prefix without trailing slash', () => {
-		expect(m.withBasePath('/signoz')).toBe('/signoz');
-	});
-
-	it('withBasePath passes through external URLs', () => {
-		expect(m.withBasePath('https://example.com/foo')).toBe(
-			'https://example.com/foo',
-		);
-	});
-
-	it('getAbsoluteUrl returns origin + prefixed path', () => {
-		expect(m.getAbsoluteUrl('/logs')).toBe(
-			`${window.location.origin}/signoz/logs`,
-		);
-	});
-
-	it('getBaseUrl returns origin + prefix without trailing slash', () => {
-		expect(m.getBaseUrl()).toBe(`${window.location.origin}/signoz`);
-	});
-});
-
-describe('no <base> tag', () => {
-	it('getBasePath falls back to "/"', () => {
-		const m = loadModule();
-		expect(m.getBasePath()).toBe('/');
-	});
-});
-
-describe('href without trailing slash', () => {
-	it('normalises to trailing slash', () => {
-		const m = loadModule('/signoz');
-		expect(m.getBasePath()).toBe('/signoz/');
-		expect(m.withBasePath('/logs')).toBe('/signoz/logs');
-	});
-});
-
-describe('nested prefix "/a/b/prefix/"', () => {
-	it('withBasePath handles arbitrary depth', () => {
-		const m = loadModule('/a/b/prefix/');
-		expect(m.withBasePath('/logs')).toBe('/a/b/prefix/logs');
-		expect(m.withBasePath('/a/b/prefix/logs')).toBe('/a/b/prefix/logs');
-	});
-});

frontend/src/utils/__tests__/navigation.test.ts

@@ -1,27 +1,15 @@
 import { isModifierKeyPressed } from '../app';
-
-type NavigationModule = typeof import('../navigation');
-
-function loadNavigationModule(href?: string): NavigationModule {
-	if (href !== undefined) {
-		const base = document.createElement('base');
-		base.setAttribute('href', href);
-		document.head.appendChild(base);
-	}
-	let mod!: NavigationModule;
-	jest.isolateModules(() => {
-		// eslint-disable-next-line @typescript-eslint/no-var-requires, global-require
-		mod = require('../navigation');
-	});
-	return mod;
-}
+import { openInNewTab } from '../navigation';
 
 describe('navigation utilities', () => {
 	const originalWindowOpen = window.open;
 
+	beforeEach(() => {
+		window.open = jest.fn();
+	});
+
 	afterEach(() => {
 		window.open = originalWindowOpen;
-		document.head.querySelectorAll('base').forEach((el) => el.remove());
 	});
 
 	describe('isModifierKeyPressed', () => {
@@ -68,59 +56,25 @@ describe('navigation utilities', () => {
 	});
 
 	describe('openInNewTab', () => {
-		describe('at basePath="/"', () => {
-			let m: NavigationModule;
-			beforeEach(() => {
-				window.open = jest.fn();
-				m = loadNavigationModule('/');
-			});
-
-			it('passes internal path through unchanged', () => {
-				m.openInNewTab('/dashboard');
-				expect(window.open).toHaveBeenCalledWith('/dashboard', '_blank');
-			});
-
-			it('passes through external URLs unchanged', () => {
-				m.openInNewTab('https://example.com/page');
-				expect(window.open).toHaveBeenCalledWith(
-					'https://example.com/page',
-					'_blank',
-				);
-			});
-
-			it('handles paths with query strings', () => {
-				m.openInNewTab('/alerts?tab=AlertRules&relativeTime=30m');
-				expect(window.open).toHaveBeenCalledWith(
-					'/alerts?tab=AlertRules&relativeTime=30m',
-					'_blank',
-				);
-			});
+		it('calls window.open with the given path and _blank target', () => {
+			openInNewTab('/dashboard');
+			expect(window.open).toHaveBeenCalledWith('/dashboard', '_blank');
 		});
 
-		describe('at basePath="/signoz/"', () => {
-			let m: NavigationModule;
-			beforeEach(() => {
-				window.open = jest.fn();
-				m = loadNavigationModule('/signoz/');
-			});
+		it('handles full URLs', () => {
+			openInNewTab('https://example.com/page');
+			expect(window.open).toHaveBeenCalledWith(
+				'https://example.com/page',
+				'_blank',
+			);
+		});
 
-			it('prepends base path to internal paths', () => {
-				m.openInNewTab('/dashboard');
-				expect(window.open).toHaveBeenCalledWith('/signoz/dashboard', '_blank');
-			});
-
-			it('passes through external URLs unchanged', () => {
-				m.openInNewTab('https://example.com/page');
-				expect(window.open).toHaveBeenCalledWith(
-					'https://example.com/page',
-					'_blank',
-				);
-			});
-
-			it('is idempotent — does not double-prefix an already-prefixed path', () => {
-				m.openInNewTab('/signoz/dashboard');
-				expect(window.open).toHaveBeenCalledWith('/signoz/dashboard', '_blank');
-			});
+		it('handles paths with query strings', () => {
+			openInNewTab('/alerts?tab=AlertRules&relativeTime=30m');
+			expect(window.open).toHaveBeenCalledWith(
+				'/alerts?tab=AlertRules&relativeTime=30m',
+				'_blank',
+			);
 		});
 	});
 });

frontend/src/utils/basePath.ts

@@ -1,50 +0,0 @@
-// Read once at module init — avoids a DOM query on every axios request.
-const _basePath: string = ((): string => {
-	const href = document.querySelector('base')?.getAttribute('href') ?? '/';
-	return href.endsWith('/') ? href : `${href}/`;
-})();
-
-/** Returns the runtime base path — always trailing-slashed. e.g. "/" or "/signoz/" */
-export function getBasePath(): string {
-	return _basePath;
-}
-
-/**
- * Prepends the base path to an internal absolute path.
- * Idempotent and safe to call on any value.
- *
- *   withBasePath('/logs')         → '/signoz/logs'
- *   withBasePath('/signoz/logs')  → '/signoz/logs'  (already prefixed)
- *   withBasePath('https://x.com') → 'https://x.com' (external, passthrough)
- */
-export function withBasePath(path: string): string {
-	if (!path.startsWith('/')) {
-		return path;
-	}
-	if (_basePath === '/') {
-		return path;
-	}
-	if (path.startsWith(_basePath) || path === _basePath.slice(0, -1)) {
-		return path;
-	}
-	return _basePath + path.slice(1);
-}
-
-/**
- * Full absolute URL — for copy-to-clipboard and window.open calls.
- * getAbsoluteUrl(ROUTES.LOGS_EXPLORER) → 'https://host/signoz/logs/logs-explorer'
- */
-export function getAbsoluteUrl(path: string): string {
-	return window.location.origin + withBasePath(path);
-}
-
-/**
- * Origin + base path without trailing slash — for sending to the backend
- * as frontendBaseUrl in invite / password-reset email flows.
- * getBaseUrl() → 'https://host/signoz'
- */
-export function getBaseUrl(): string {
-	return (
-		window.location.origin + (_basePath === '/' ? '' : _basePath.slice(0, -1))
-	);
-}

frontend/src/utils/navigation.ts

@@ -1,5 +1,6 @@
-import { withBasePath } from 'utils/basePath';
-
+/**
+ * Opens the given path in a new browser tab.
+ */
 export const openInNewTab = (path: string): void => {
-	window.open(withBasePath(path), '_blank');
+	window.open(path, '_blank');
 };

frontend/vite.config.ts

@@ -10,18 +10,6 @@ import { createHtmlPlugin } from 'vite-plugin-html';
 import { ViteImageOptimizer } from 'vite-plugin-image-optimizer';
 import tsconfigPaths from 'vite-tsconfig-paths';
 
-// In dev the Go backend is not involved, so replace the [[.BaseHref]] placeholder
-// with "/" so relative assets resolve correctly from the Vite dev server.
-function devBasePathPlugin(): Plugin {
-	return {
-		name: 'dev-base-path',
-		apply: 'serve',
-		transformIndexHtml(html): string {
-			return html.replaceAll('[[.BaseHref]]', '/');
-		},
-	};
-}
-
 function rawMarkdownPlugin(): Plugin {
 	return {
 		name: 'raw-markdown',
@@ -44,7 +32,6 @@ export default defineConfig(
 		const plugins = [
 			tsconfigPaths(),
 			rawMarkdownPlugin(),
-			devBasePathPlugin(),
 			react(),
 			createHtmlPlugin({
 				inject: {
@@ -137,7 +124,6 @@ export default defineConfig(
 				'process.env.TUNNEL_DOMAIN': JSON.stringify(env.VITE_TUNNEL_DOMAIN),
 				'process.env.DOCS_BASE_URL': JSON.stringify(env.VITE_DOCS_BASE_URL),
 			},
-			base: './',
 			build: {
 				sourcemap: true,
 				outDir: 'build',

pkg/querier/consume.go

@@ -419,6 +419,7 @@ func readAsRaw(rows driver.Rows, queryName string) (*qbtypes.RawData, error) {
 
 			rr.Data[name] = val
 		}
+		mergeSpanAttributeColumns(rr.Data)
 		outRows = append(outRows, &rr)
 	}
 	if err := rows.Err(); err != nil {
@@ -431,6 +432,48 @@ func readAsRaw(rows driver.Rows, queryName string) (*qbtypes.RawData, error) {
 	}, nil
 }
 
+// mergeSpanAttributeColumns merges the typed ClickHouse span attribute columns
+// (attributes_string, attributes_number, attributes_bool, resources_string) into
+// unified "attributes" and "resource_attributes" keys, removing the raw columns.
+// It is a no-op if none of the raw columns are present.
+func mergeSpanAttributeColumns(data map[string]any) {
+	attrStr, hasStr := data["attributes_string"]
+	attrNum, hasNum := data["attributes_number"]
+	attrBool, hasBool := data["attributes_bool"]
+	// todo(nitya): move to resource json
+	resStr, hasRes := data["resources_string"]
+
+	if !hasStr && !hasNum && !hasBool && !hasRes {
+		return
+	}
+
+	attributes := make(map[string]any)
+	if m, ok := attrStr.(map[string]string); ok {
+		for k, v := range m {
+			attributes[k] = v
+		}
+	}
+	if m, ok := attrNum.(map[string]float64); ok {
+		for k, v := range m {
+			attributes[k] = v
+		}
+	}
+	if m, ok := attrBool.(map[string]bool); ok {
+		for k, v := range m {
+			attributes[k] = v
+		}
+	}
+	delete(data, "attributes_string")
+	delete(data, "attributes_number")
+	delete(data, "attributes_bool")
+	data["attributes"] = attributes
+
+	if m, ok := resStr.(map[string]string); ok {
+		data["resource"] = m
+	}
+	delete(data, "resources_string")
+}
+
 // numericAsFloat converts numeric types to float64 efficiently.
 func numericAsFloat(v any) float64 {
 	switch x := v.(type) {

pkg/telemetrytraces/const.go

@@ -1,6 +1,50 @@
 package telemetrytraces
 
-import "github.com/SigNoz/signoz/pkg/types/telemetrytypes"
+import (
+	"github.com/SigNoz/signoz/pkg/types/telemetrytypes"
+)
+
+const (
+
+	// Internal Columns.
+	SpanTimestampBucketStartColumn = "ts_bucket_start"
+	SpanResourceFingerPrintColumn  = "resource_fingerprint"
+
+	// Intrinsic Columns.
+	SpanTimestampColumn        = "timestamp"
+	SpanTraceIDColumn          = "trace_id"
+	SpanSpanIDColumn           = "span_id"
+	SpanTraceStateColumn       = "trace_state"
+	SpanParentSpanIDColumn     = "parent_span_id"
+	SpanFlagsColumn            = "flags"
+	SpanNameColumn             = "name"
+	SpanKindColumn             = "kind"
+	SpanKindStringColumn       = "kind_string"
+	SpanDurationNanoColumn     = "duration_nano"
+	SpanStatusCodeColumn       = "status_code"
+	SpanStatusMessageColumn    = "status_message"
+	SpanStatusCodeStringColumn = "status_code_string"
+	SpanEventsColumn           = "events"
+	SpanLinksColumn            = "links"
+
+	// Calculated Columns.
+	SpanResponseStatusCodeColumn = "response_status_code"
+	SpanExternalHTTPURLColumn    = "external_http_url"
+	SpanHTTPURLColumn            = "http_url"
+	SpanExternalHTTPMethodColumn = "external_http_method"
+	SpanHTTPMethodColumn         = "http_method"
+	SpanHTTPHostColumn           = "http_host"
+	SpanDBNameColumn             = "db_name"
+	SpanDBOperationColumn        = "db_operation"
+	SpanHasErrorColumn           = "has_error"
+	SpanIsRemoteColumn           = "is_remote"
+
+	// Contextual Columns.
+	SpanAttributesStringColumn = "attributes_string"
+	SpanAttributesNumberColumn = "attributes_number"
+	SpanAttributesBoolColumn   = "attributes_bool"
+	SpanResourcesStringColumn  = "resources_string"
+)
 
 var (
 	IntrinsicFields = map[string]telemetrytypes.TelemetryFieldKey{

pkg/telemetrytraces/field_mapper_test.go

@@ -78,6 +78,16 @@ func TestGetFieldKeyName(t *testing.T) {
 			expectedResult: "multiIf(resource.`deployment.environment` IS NOT NULL, resource.`deployment.environment`::String, `resource_string_deployment$$environment_exists`==true, `resource_string_deployment$$environment`, NULL)",
 			expectedError:  nil,
 		},
+		{
+			name: "Contextual map column - attributes_string without span context does not short-circuit",
+			key: telemetrytypes.TelemetryFieldKey{
+				Name:          SpanAttributesStringColumn,
+				FieldContext:  telemetrytypes.FieldContextAttribute,
+				FieldDataType: telemetrytypes.FieldDataTypeString,
+			},
+			expectedResult: "attributes_string['attributes_string']",
+			expectedError:  nil,
+		},
 		{
 			name: "Non-existent column",
 			key: telemetrytypes.TelemetryFieldKey{

pkg/telemetrytraces/statement_builder.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"fmt"
 	"log/slog"
-	"slices"
 	"strings"
 
 	"github.com/SigNoz/signoz/pkg/errors"
@@ -15,7 +14,6 @@ import (
 	qbtypes "github.com/SigNoz/signoz/pkg/types/querybuildertypes/querybuildertypesv5"
 	"github.com/SigNoz/signoz/pkg/types/telemetrytypes"
 	"github.com/huandu/go-sqlbuilder"
-	"golang.org/x/exp/maps"
 )
 
 var (
@@ -86,40 +84,12 @@ func (b *traceQueryStatementBuilder) Build(
 		return nil, err
 	}
 
-	/*
-		Adding a tech debt note here:
-		This piece of code is a hot fix and should be removed once we close issue: engineering-pod/issues/3622
-	*/
-	/*
-		-------------------------------- Start of tech debt ----------------------------
-	*/
+	isSelectFieldsEmpty := false
 	if requestType == qbtypes.RequestTypeRaw {
-
-		selectedFields := query.SelectFields
-
-		if len(selectedFields) == 0 {
-			sortedKeys := maps.Keys(DefaultFields)
-			slices.Sort(sortedKeys)
-			for _, key := range sortedKeys {
-				selectedFields = append(selectedFields, DefaultFields[key])
-			}
-			query.SelectFields = selectedFields
-		}
-
-		selectFieldKeys := []string{}
-		for _, field := range selectedFields {
-			selectFieldKeys = append(selectFieldKeys, field.Name)
-		}
-
-		for _, x := range []string{"timestamp", "span_id", "trace_id"} {
-			if !slices.Contains(selectFieldKeys, x) {
-				query.SelectFields = append(query.SelectFields, DefaultFields[x])
-			}
-		}
+		// we are expanding here to ensure that all the conflicts are taken care in adjustKeys
+		// i.e if there is a conflict we strip away context of the key in adjustKeys
+		query, isSelectFieldsEmpty = b.expandRawSelectFields(query)
 	}
-	/*
-		-------------------------------- End of tech debt ----------------------------
-	*/
 
 	query = b.adjustKeys(ctx, keys, query, requestType)
 
@@ -128,7 +98,7 @@ func (b *traceQueryStatementBuilder) Build(
 
 	switch requestType {
 	case qbtypes.RequestTypeRaw:
-		return b.buildListQuery(ctx, q, query, start, end, keys, variables)
+		return b.buildListQuery(ctx, q, query, start, end, keys, variables, isSelectFieldsEmpty)
 	case qbtypes.RequestTypeTimeSeries:
 		return b.buildTimeSeriesQuery(ctx, q, query, start, end, keys, variables)
 	case qbtypes.RequestTypeScalar:
@@ -292,6 +262,7 @@ func (b *traceQueryStatementBuilder) buildListQuery(
 	start, end uint64,
 	keys map[string][]*telemetrytypes.TelemetryFieldKey,
 	variables map[string]qbtypes.VariableItem,
+	isSelectFieldsEmpty bool,
 ) (*qbtypes.Statement, error) {
 
 	var (
@@ -306,7 +277,6 @@ func (b *traceQueryStatementBuilder) buildListQuery(
 		cteArgs = append(cteArgs, args)
 	}
 
-	// TODO: should we deprecate `SelectFields` and return everything from a span like we do for logs?
 	for _, field := range query.SelectFields {
 		colExpr, err := b.fm.ColumnExpressionFor(ctx, start, end, &field, keys)
 		if err != nil {
@@ -315,6 +285,13 @@ func (b *traceQueryStatementBuilder) buildListQuery(
 		sb.SelectMore(colExpr)
 	}
 
+	if isSelectFieldsEmpty {
+		sb.SelectMore(SpanAttributesStringColumn)
+		sb.SelectMore(SpanAttributesNumberColumn)
+		sb.SelectMore(SpanAttributesBoolColumn)
+		sb.SelectMore(SpanResourcesStringColumn)
+	}
+
 	// From table
 	sb.From(fmt.Sprintf("%s.%s", DBName, SpanIndexV3TableName))
 
@@ -841,3 +818,52 @@ func (b *traceQueryStatementBuilder) buildResourceFilterCTE(
 		variables,
 	)
 }
+
+// expandRawSelectFields populates SelectFields for raw (list view) queries.
+// It must be called before adjustKeys so that normalization runs over the full set.
+// Returns the updated query and whether the original SelectFields was empty (i.e. full expansion was performed).
+func (b *traceQueryStatementBuilder) expandRawSelectFields(query qbtypes.QueryBuilderQuery[qbtypes.TraceAggregation]) (qbtypes.QueryBuilderQuery[qbtypes.TraceAggregation], bool) {
+	wasEmpty := len(query.SelectFields) == 0
+	selectFields := []telemetrytypes.TelemetryFieldKey{
+		{Name: SpanTimestampColumn, FieldContext: telemetrytypes.FieldContextSpan},
+		{Name: SpanTraceIDColumn, FieldContext: telemetrytypes.FieldContextSpan},
+		{Name: SpanSpanIDColumn, FieldContext: telemetrytypes.FieldContextSpan},
+	}
+	if wasEmpty {
+		// Select all intrinsic columns
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanTraceStateColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanParentSpanIDColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanFlagsColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanNameColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanKindColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanKindStringColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanDurationNanoColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanStatusCodeColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanStatusMessageColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanStatusCodeStringColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanEventsColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanLinksColumn, FieldContext: telemetrytypes.FieldContextSpan})
+
+		// select all calculated columns
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanResponseStatusCodeColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanExternalHTTPURLColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanHTTPURLColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanExternalHTTPMethodColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanHTTPMethodColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanHTTPHostColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanDBNameColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanDBOperationColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanHasErrorColumn, FieldContext: telemetrytypes.FieldContextSpan})
+		selectFields = append(selectFields, telemetrytypes.TelemetryFieldKey{Name: SpanIsRemoteColumn, FieldContext: telemetrytypes.FieldContextSpan})
+	} else {
+		for _, field := range query.SelectFields {
+			// TODO(tvats): If a user specifies attribute.timestamp in the select fields, this loop will basically ignore it, as we already added a field by default. This can be fixed once we close https://github.com/SigNoz/engineering-pod/issues/3693
+			if field.Name == SpanTimestampColumn || field.Name == SpanTraceIDColumn || field.Name == SpanSpanIDColumn {
+				continue
+			}
+			selectFields = append(selectFields, field)
+		}
+	}
+	query.SelectFields = selectFields
+	return query, wasEmpty
+}

pkg/telemetrytraces/stmt_builder_test.go

@@ -436,7 +436,7 @@ func TestStatementBuilderListQuery(t *testing.T) {
 				},
 			},
 			expected: qbtypes.Statement{
-				Query: "WITH __resource_filter AS (SELECT fingerprint FROM signoz_traces.distributed_traces_v3_resource WHERE (simpleJSONExtractString(labels, 'service.name') = ? AND labels LIKE ? AND labels LIKE ?) AND seen_at_ts_bucket_start >= ? AND seen_at_ts_bucket_start <= ?) SELECT name AS `name`, multiIf(resource.`service.name` IS NOT NULL, resource.`service.name`::String, mapContains(resources_string, 'service.name'), resources_string['service.name'], NULL) AS `service.name`, duration_nano AS `duration_nano`, `attribute_number_cart$$items_count` AS `cart.items_count`, timestamp AS `timestamp`, span_id AS `span_id`, trace_id AS `trace_id` FROM signoz_traces.distributed_signoz_index_v3 WHERE resource_fingerprint GLOBAL IN (SELECT fingerprint FROM __resource_filter) AND timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? LIMIT ?",
+				Query: "WITH __resource_filter AS (SELECT fingerprint FROM signoz_traces.distributed_traces_v3_resource WHERE (simpleJSONExtractString(labels, 'service.name') = ? AND labels LIKE ? AND labels LIKE ?) AND seen_at_ts_bucket_start >= ? AND seen_at_ts_bucket_start <= ?) SELECT timestamp AS `timestamp`, trace_id AS `trace_id`, span_id AS `span_id`, name AS `name`, multiIf(resource.`service.name` IS NOT NULL, resource.`service.name`::String, mapContains(resources_string, 'service.name'), resources_string['service.name'], NULL) AS `service.name`, duration_nano AS `duration_nano`, `attribute_number_cart$$items_count` AS `cart.items_count` FROM signoz_traces.distributed_signoz_index_v3 WHERE resource_fingerprint GLOBAL IN (SELECT fingerprint FROM __resource_filter) AND timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? LIMIT ?",
 				Args:  []any{"redis-manual", "%service.name%", "%service.name\":\"redis-manual%", uint64(1747945619), uint64(1747983448), "1747947419000000000", "1747983448000000000", uint64(1747945619), uint64(1747983448), 10},
 			},
 			expectedErr: nil,
@@ -465,7 +465,7 @@ func TestStatementBuilderListQuery(t *testing.T) {
 				Limit: 10,
 			},
 			expected: qbtypes.Statement{
-				Query: "WITH __resource_filter AS (SELECT fingerprint FROM signoz_traces.distributed_traces_v3_resource WHERE (simpleJSONExtractString(labels, 'service.name') = ? AND labels LIKE ? AND labels LIKE ?) AND seen_at_ts_bucket_start >= ? AND seen_at_ts_bucket_start <= ?) SELECT duration_nano AS `duration_nano`, name AS `name`, response_status_code AS `response_status_code`, multiIf(resource.`service.name` IS NOT NULL, resource.`service.name`::String, mapContains(resources_string, 'service.name'), resources_string['service.name'], NULL) AS `service.name`, span_id AS `span_id`, timestamp AS `timestamp`, trace_id AS `trace_id` FROM signoz_traces.distributed_signoz_index_v3 WHERE resource_fingerprint GLOBAL IN (SELECT fingerprint FROM __resource_filter) AND timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? ORDER BY attributes_string['user.id'] AS `user.id` desc LIMIT ?",
+				Query: "WITH __resource_filter AS (SELECT fingerprint FROM signoz_traces.distributed_traces_v3_resource WHERE (simpleJSONExtractString(labels, 'service.name') = ? AND labels LIKE ? AND labels LIKE ?) AND seen_at_ts_bucket_start >= ? AND seen_at_ts_bucket_start <= ?) SELECT timestamp AS `timestamp`, trace_id AS `trace_id`, span_id AS `span_id`, trace_state AS `trace_state`, parent_span_id AS `parent_span_id`, flags AS `flags`, name AS `name`, kind AS `kind`, kind_string AS `kind_string`, duration_nano AS `duration_nano`, status_code AS `status_code`, status_message AS `status_message`, status_code_string AS `status_code_string`, events AS `events`, links AS `links`, response_status_code AS `response_status_code`, external_http_url AS `external_http_url`, http_url AS `http_url`, external_http_method AS `external_http_method`, http_method AS `http_method`, http_host AS `http_host`, db_name AS `db_name`, db_operation AS `db_operation`, has_error AS `has_error`, is_remote AS `is_remote`, attributes_string, attributes_number, attributes_bool, resources_string FROM signoz_traces.distributed_signoz_index_v3 WHERE resource_fingerprint GLOBAL IN (SELECT fingerprint FROM __resource_filter) AND timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? ORDER BY attributes_string['user.id'] AS `user.id` desc LIMIT ?",
 				Args:  []any{"redis-manual", "%service.name%", "%service.name\":\"redis-manual%", uint64(1747945619), uint64(1747983448), "1747947419000000000", "1747983448000000000", uint64(1747945619), uint64(1747983448), 10},
 			},
 			expectedErr: nil,
@@ -509,7 +509,7 @@ func TestStatementBuilderListQuery(t *testing.T) {
 				Limit: 10,
 			},
 			expected: qbtypes.Statement{
-				Query: "WITH __resource_filter AS (SELECT fingerprint FROM signoz_traces.distributed_traces_v3_resource WHERE (simpleJSONExtractString(labels, 'service.name') = ? AND labels LIKE ? AND labels LIKE ?) AND seen_at_ts_bucket_start >= ? AND seen_at_ts_bucket_start <= ?) SELECT name AS `name`, resource_string_service$$name AS `serviceName`, duration_nano AS `durationNano`, http_method AS `httpMethod`, response_status_code AS `responseStatusCode`, timestamp AS `timestamp`, span_id AS `span_id`, trace_id AS `trace_id` FROM signoz_traces.distributed_signoz_index_v3 WHERE resource_fingerprint GLOBAL IN (SELECT fingerprint FROM __resource_filter) AND timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? LIMIT ?",
+				Query: "WITH __resource_filter AS (SELECT fingerprint FROM signoz_traces.distributed_traces_v3_resource WHERE (simpleJSONExtractString(labels, 'service.name') = ? AND labels LIKE ? AND labels LIKE ?) AND seen_at_ts_bucket_start >= ? AND seen_at_ts_bucket_start <= ?) SELECT timestamp AS `timestamp`, trace_id AS `trace_id`, span_id AS `span_id`, name AS `name`, resource_string_service$$name AS `serviceName`, duration_nano AS `durationNano`, http_method AS `httpMethod`, response_status_code AS `responseStatusCode` FROM signoz_traces.distributed_signoz_index_v3 WHERE resource_fingerprint GLOBAL IN (SELECT fingerprint FROM __resource_filter) AND timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? LIMIT ?",
 				Args:  []any{"redis-manual", "%service.name%", "%service.name\":\"redis-manual%", uint64(1747945619), uint64(1747983448), "1747947419000000000", "1747983448000000000", uint64(1747945619), uint64(1747983448), 10},
 			},
 			expectedErr: nil,
@@ -553,7 +553,7 @@ func TestStatementBuilderListQuery(t *testing.T) {
 				Limit: 10,
 			},
 			expected: qbtypes.Statement{
-				Query: "WITH __resource_filter AS (SELECT fingerprint FROM signoz_traces.distributed_traces_v3_resource WHERE (simpleJSONExtractString(labels, 'service.name') = ? AND labels LIKE ? AND labels LIKE ?) AND seen_at_ts_bucket_start >= ? AND seen_at_ts_bucket_start <= ?) SELECT name AS `name`, resource_string_service$$name AS `serviceName`, duration_nano AS `durationNano`, http_method AS `httpMethod`, multiIf(toString(`attribute_string_mixed$$materialization$$key`) != '', toString(`attribute_string_mixed$$materialization$$key`), toString(multiIf(resource.`mixed.materialization.key` IS NOT NULL, resource.`mixed.materialization.key`::String, mapContains(resources_string, 'mixed.materialization.key'), resources_string['mixed.materialization.key'], NULL)) != '', toString(multiIf(resource.`mixed.materialization.key` IS NOT NULL, resource.`mixed.materialization.key`::String, mapContains(resources_string, 'mixed.materialization.key'), resources_string['mixed.materialization.key'], NULL)), NULL) AS `mixed.materialization.key`, timestamp AS `timestamp`, span_id AS `span_id`, trace_id AS `trace_id` FROM signoz_traces.distributed_signoz_index_v3 WHERE resource_fingerprint GLOBAL IN (SELECT fingerprint FROM __resource_filter) AND timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? LIMIT ?",
+				Query: "WITH __resource_filter AS (SELECT fingerprint FROM signoz_traces.distributed_traces_v3_resource WHERE (simpleJSONExtractString(labels, 'service.name') = ? AND labels LIKE ? AND labels LIKE ?) AND seen_at_ts_bucket_start >= ? AND seen_at_ts_bucket_start <= ?) SELECT timestamp AS `timestamp`, trace_id AS `trace_id`, span_id AS `span_id`, name AS `name`, resource_string_service$$name AS `serviceName`, duration_nano AS `durationNano`, http_method AS `httpMethod`, multiIf(toString(`attribute_string_mixed$$materialization$$key`) != '', toString(`attribute_string_mixed$$materialization$$key`), toString(multiIf(resource.`mixed.materialization.key` IS NOT NULL, resource.`mixed.materialization.key`::String, mapContains(resources_string, 'mixed.materialization.key'), resources_string['mixed.materialization.key'], NULL)) != '', toString(multiIf(resource.`mixed.materialization.key` IS NOT NULL, resource.`mixed.materialization.key`::String, mapContains(resources_string, 'mixed.materialization.key'), resources_string['mixed.materialization.key'], NULL)), NULL) AS `mixed.materialization.key` FROM signoz_traces.distributed_signoz_index_v3 WHERE resource_fingerprint GLOBAL IN (SELECT fingerprint FROM __resource_filter) AND timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? LIMIT ?",
 				Args:  []any{"redis-manual", "%service.name%", "%service.name\":\"redis-manual%", uint64(1747945619), uint64(1747983448), "1747947419000000000", "1747983448000000000", uint64(1747945619), uint64(1747983448), 10},
 			},
 			expectedErr: nil,
@@ -598,7 +598,7 @@ func TestStatementBuilderListQuery(t *testing.T) {
 				Limit: 10,
 			},
 			expected: qbtypes.Statement{
-				Query: "WITH __resource_filter AS (SELECT fingerprint FROM signoz_traces.distributed_traces_v3_resource WHERE (simpleJSONExtractString(labels, 'service.name') = ? AND labels LIKE ? AND labels LIKE ?) AND seen_at_ts_bucket_start >= ? AND seen_at_ts_bucket_start <= ?) SELECT name AS `name`, resource_string_service$$name AS `serviceName`, duration_nano AS `durationNano`, http_method AS `httpMethod`, `attribute_string_mixed$$materialization$$key` AS `mixed.materialization.key`, timestamp AS `timestamp`, span_id AS `span_id`, trace_id AS `trace_id` FROM signoz_traces.distributed_signoz_index_v3 WHERE resource_fingerprint GLOBAL IN (SELECT fingerprint FROM __resource_filter) AND timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? LIMIT ?",
+				Query: "WITH __resource_filter AS (SELECT fingerprint FROM signoz_traces.distributed_traces_v3_resource WHERE (simpleJSONExtractString(labels, 'service.name') = ? AND labels LIKE ? AND labels LIKE ?) AND seen_at_ts_bucket_start >= ? AND seen_at_ts_bucket_start <= ?) SELECT timestamp AS `timestamp`, trace_id AS `trace_id`, span_id AS `span_id`, name AS `name`, resource_string_service$$name AS `serviceName`, duration_nano AS `durationNano`, http_method AS `httpMethod`, `attribute_string_mixed$$materialization$$key` AS `mixed.materialization.key` FROM signoz_traces.distributed_signoz_index_v3 WHERE resource_fingerprint GLOBAL IN (SELECT fingerprint FROM __resource_filter) AND timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? LIMIT ?",
 				Args:  []any{"redis-manual", "%service.name%", "%service.name\":\"redis-manual%", uint64(1747945619), uint64(1747983448), "1747947419000000000", "1747983448000000000", uint64(1747945619), uint64(1747983448), 10},
 			},
 			expectedErr: nil,
@@ -706,7 +706,7 @@ func TestStatementBuilderListQueryWithCorruptData(t *testing.T) {
 				Limit:        10,
 			},
 			expected: qbtypes.Statement{
-				Query: "SELECT duration_nano AS `duration_nano`, name AS `name`, response_status_code AS `response_status_code`, multiIf(resource.`service.name` IS NOT NULL, resource.`service.name`::String, mapContains(resources_string, 'service.name'), resources_string['service.name'], NULL) AS `service.name`, span_id AS `span_id`, timestamp AS `timestamp`, trace_id AS `trace_id` FROM signoz_traces.distributed_signoz_index_v3 WHERE timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? LIMIT ?",
+				Query: "SELECT timestamp AS `timestamp`, trace_id AS `trace_id`, span_id AS `span_id`, trace_state AS `trace_state`, parent_span_id AS `parent_span_id`, flags AS `flags`, name AS `name`, kind AS `kind`, kind_string AS `kind_string`, duration_nano AS `duration_nano`, status_code AS `status_code`, status_message AS `status_message`, status_code_string AS `status_code_string`, events AS `events`, links AS `links`, response_status_code AS `response_status_code`, external_http_url AS `external_http_url`, http_url AS `http_url`, external_http_method AS `external_http_method`, http_method AS `http_method`, http_host AS `http_host`, db_name AS `db_name`, db_operation AS `db_operation`, has_error AS `has_error`, is_remote AS `is_remote`, attributes_string, attributes_number, attributes_bool, resources_string FROM signoz_traces.distributed_signoz_index_v3 WHERE timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? LIMIT ?",
 				Args:  []any{"1747947419000000000", "1747983448000000000", uint64(1747945619), uint64(1747983448), 10},
 			},
 			expectedErr: nil,
@@ -739,7 +739,7 @@ func TestStatementBuilderListQueryWithCorruptData(t *testing.T) {
 				}},
 			},
 			expected: qbtypes.Statement{
-				Query: "SELECT duration_nano AS `duration_nano`, name AS `name`, response_status_code AS `response_status_code`, multiIf(resource.`service.name` IS NOT NULL, resource.`service.name`::String, mapContains(resources_string, 'service.name'), resources_string['service.name'], NULL) AS `service.name`, span_id AS `span_id`, timestamp AS `timestamp`, trace_id AS `trace_id` FROM signoz_traces.distributed_signoz_index_v3 WHERE timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? ORDER BY timestamp AS `timestamp` asc LIMIT ?",
+				Query: "SELECT timestamp AS `timestamp`, trace_id AS `trace_id`, span_id AS `span_id`, trace_state AS `trace_state`, parent_span_id AS `parent_span_id`, flags AS `flags`, name AS `name`, kind AS `kind`, kind_string AS `kind_string`, duration_nano AS `duration_nano`, status_code AS `status_code`, status_message AS `status_message`, status_code_string AS `status_code_string`, events AS `events`, links AS `links`, response_status_code AS `response_status_code`, external_http_url AS `external_http_url`, http_url AS `http_url`, external_http_method AS `external_http_method`, http_method AS `http_method`, http_host AS `http_host`, db_name AS `db_name`, db_operation AS `db_operation`, has_error AS `has_error`, is_remote AS `is_remote`, attributes_string, attributes_number, attributes_bool, resources_string FROM signoz_traces.distributed_signoz_index_v3 WHERE timestamp >= ? AND timestamp < ? AND ts_bucket_start >= ? AND ts_bucket_start <= ? ORDER BY timestamp AS `timestamp` asc LIMIT ?",
 				Args:  []any{"1747947419000000000", "1747983448000000000", uint64(1747945619), uint64(1747983448), 10},
 			},
 			expectedErr: nil,

tests/integration/src/querier/04_traces.py

@@ -490,25 +490,24 @@ def test_traces_list(
                     "name": "A",
                     "signal": "traces",
                     "disabled": False,
+                    "selectFields": [
+                        {"name": "span_id"},
+                        {"name": "span.timestamp"},
+                        {"name": "trace_id"},
+                    ],
                     "order": [{"key": {"name": "timestamp"}, "direction": "desc"}],
                     "limit": 1,
                 },
             },
             HTTPStatus.OK,
             lambda x: [
-                x[3].duration_nano,
-                x[3].name,
-                x[3].response_status_code,
-                x[3].service_name,
                 x[3].span_id,
                 format_timestamp(x[3].timestamp),
                 x[3].trace_id,
             ],  # type: Callable[[List[Traces]], List[Any]]
         ),
         # Case 2: order by attribute timestamp field which is there in attributes as well
-        # This should break but it doesn't because attribute.timestamp gets adjusted to timestamp
-        # because of default trace.timestamp gets added by default and bug in field mapper picks
-        # instrinsic field
+        # attribute.timestamp gets adjusted to span.timestamp
         pytest.param(
             {
                 "type": "builder_query",
@@ -516,6 +515,11 @@ def test_traces_list(
                     "name": "A",
                     "signal": "traces",
                     "disabled": False,
+                    "selectFields": [
+                        {"name": "span_id"},
+                        {"name": "span.timestamp"},
+                        {"name": "trace_id"},
+                    ],
                     "order": [
                         {"key": {"name": "attribute.timestamp"}, "direction": "desc"}
                     ],
@@ -524,10 +528,6 @@ def test_traces_list(
             },
             HTTPStatus.OK,
             lambda x: [
-                x[3].duration_nano,
-                x[3].name,
-                x[3].response_status_code,
-                x[3].service_name,
                 x[3].span_id,
                 format_timestamp(x[3].timestamp),
                 x[3].trace_id,
@@ -553,7 +553,7 @@ def test_traces_list(
             ],  # type: Callable[[List[Traces]], List[Any]]
         ),
         # Case 4: select attribute.timestamp with empty order by
-        # This doesn't return any data because of where_clause using aliased timestamp
+        # This returns the one span which has attribute.timestamp
         pytest.param(
             {
                 "type": "builder_query",
@@ -567,7 +567,11 @@ def test_traces_list(
                 },
             },
             HTTPStatus.OK,
-            lambda x: [],  # type: Callable[[List[Traces]], List[Any]]
+            lambda x: [
+                x[0].span_id,
+                format_timestamp(x[0].timestamp),
+                x[0].trace_id,
+            ],  # type: Callable[[List[Traces]], List[Any]]
         ),
         # Case 5: select timestamp with timestamp order by
         pytest.param(
@@ -706,6 +710,112 @@ def test_traces_list_with_corrupt_data(
                 assert data[key] == value
 
 
+@pytest.mark.parametrize(
+    "select_fields,status_code,expected_keys",
+    [
+        pytest.param(
+            [],
+            HTTPStatus.OK,
+            [
+                # all intrinsic column
+                "timestamp",
+                "trace_id",
+                "span_id",
+                "trace_state",
+                "parent_span_id",
+                "flags",
+                "name",
+                "kind",
+                "kind_string",
+                "duration_nano",
+                "status_code",
+                "status_message",
+                "status_code_string",
+                "events",
+                "links",
+                # all calculated columns
+                "response_status_code",
+                "external_http_url",
+                "http_url",
+                "external_http_method",
+                "http_method",
+                "http_host",
+                "db_name",
+                "db_operation",
+                "has_error",
+                "is_remote",
+                # all contextual columns (merged in response layer)
+                "attributes",
+                "resource",
+            ],
+        ),
+        pytest.param(
+            [
+                {"name": "service.name"},
+            ],
+            HTTPStatus.OK,
+            ["timestamp", "trace_id", "span_id", "service.name"],
+        ),
+    ],
+)
+def test_traces_list_with_select_fields(
+    signoz: types.SigNoz,
+    create_user_admin: None,  # pylint: disable=unused-argument
+    get_token: Callable[[str, str], str],
+    insert_traces: Callable[[List[Traces]], None],
+    select_fields: List[dict],
+    status_code: HTTPStatus,
+    expected_keys: List[str],
+) -> None:
+    """
+    Setup:
+    Insert 4 traces with different attributes.
+
+    Tests:
+    1. Empty select fields should return all the fields.
+    2. Non empty select field should return the select field along with timestamp, trace_id and span_id.
+    """
+    traces = (
+        generate_traces_with_corrupt_metadata()
+    )  # using this as the data doesn't matter
+
+    insert_traces(traces)
+
+    token = get_token(USER_ADMIN_EMAIL, USER_ADMIN_PASSWORD)
+
+    payload = {
+        "type": "builder_query",
+        "spec": {
+            "name": "A",
+            "signal": "traces",
+            "selectFields": select_fields,
+            "order": [{"key": {"name": "timestamp"}, "direction": "desc"}],
+            "limit": 1,
+        },
+    }
+
+    response = make_query_request(
+        signoz,
+        token,
+        start_ms=int(
+            (datetime.now(tz=timezone.utc) - timedelta(minutes=5)).timestamp() * 1000
+        ),
+        end_ms=int(datetime.now(tz=timezone.utc).timestamp() * 1000),
+        request_type="raw",
+        queries=[payload],
+    )
+    assert response.status_code == status_code
+
+    if response.status_code == HTTPStatus.OK:
+        data = response.json()
+        assert len(data["data"]["data"]["results"][0]["rows"][0]["data"].keys()) == len(
+            expected_keys
+        )
+        assert set(data["data"]["data"]["results"][0]["rows"][0]["data"].keys()) == set(
+            expected_keys
+        )
+
+
 @pytest.mark.parametrize(
     "order_by,aggregation_alias,expected_status",
     [