Joe Li d26802bcb3 fix(subdirectory): create-chart link, permalink doubling, and dead Superset.* routes
Round-2 follow-up to the TDD scaffold. Two user-visible bugs in QA on
the local /superset deployment:

- Empty dashboard-tab "create a new chart" link opened a 404 tab under
  /superset: raw <Typography.Link href="/chart/add?..."> with
  target="_blank" bypasses React Router's basename, so the new tab
  resolves the absolute path against the document origin without the
  application root.
- "Copy permalink" produced /superset/superset/dashboard/p/<key>/ on
  the clipboard. The same backend mechanism made the 18 routes on the
  `Superset` view class unreachable at request time under subdirectory
  deployment (404 for /superset/welcome/, /superset/dashboard/<id>/,
  /superset/explore/, etc.).

Frontend:
- Tab.tsx — wrap the create-chart href with `ensureAppRoot()` from
  navigationUtils so the application root is applied exactly once and
  the new tab lands at the right path.
- New L2 invariant `RAW_HREF_ABSOLUTE_PATH_PATTERN` flags raw
  absolute-from-root anchors (`href="/..."`, `href={`/...`}`, etc.) —
  the bug class that bypasses both helpers and React Router basename.
  Seeded with 7 remaining violator files paired with a
  `toEqual([])` stale-allow-list check so each migration commit
  shrinks the list in lockstep.
- Tab.subdirectory.test.tsx — empty / /superset / nested-root
  regression pins via a jest.mock pattern on applicationRoot().

Backend (breaking change documented in UPDATING.md):
- Override `Superset.route_base = ""` so Flask-AppBuilder's
  auto-derived `/superset` prefix no longer compounds with the
  SCRIPT_NAME / basename that AppRootMiddleware sets. url_for now
  emits single-prefix URLs and the routes are reachable under both
  root and subdirectory deployments.
- Pin the new shape with four unit tests covering
  Superset.dashboard_permalink (relative + external) and
  Superset.welcome, with and without SCRIPT_NAME.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-14 15:16:36 -07:00

Superset

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Superset logo (light)

A modern, enterprise-ready business intelligence web application.

Documentation

  • User Guide — For analysts and business users. Explore data, build charts, create dashboards, and connect databases.
  • Administrator Guide — Install, configure, and operate Superset. Covers security, scaling, and database drivers.
  • Developer Guide — Contribute to Superset or build on its REST API and extension framework.

Why Superset? | Supported Databases | Release Notes | Get Involved | Resources | Organizations Using Superset

Why Superset?

Superset is a modern data exploration and data visualization platform. Superset can replace or augment proprietary business intelligence tools for many teams. Superset integrates well with a variety of data sources.

Superset provides:

  • A no-code interface for building charts quickly
  • A powerful, web-based SQL Editor for advanced querying
  • A lightweight semantic layer for quickly defining custom dimensions and metrics
  • Out of the box support for nearly any SQL database or data engine
  • A wide array of beautiful visualizations to showcase your data, ranging from simple bar charts to geospatial visualizations
  • Lightweight, configurable caching layer to help ease database load
  • Highly extensible security roles and authentication options
  • An API for programmatic customization
  • A cloud-native architecture designed from the ground up for scale

Screenshots & Gifs

Video Overview

superset-video-1080p.webm


Large Gallery of Visualizations


Craft Beautiful, Dynamic Dashboards


No-Code Chart Builder


Powerful SQL Editor


Supported Databases

Superset can query data from any SQL-speaking datastore or data engine (Presto, Trino, Athena, and more) that has a Python DB-API driver and a SQLAlchemy dialect.

Here are some of the major database solutions that are supported:

Amazon Athena   Amazon DynamoDB   Amazon Redshift   Apache Doris   Apache Drill   Apache Druid   Apache Hive   Apache Impala   Apache Kylin   Apache Pinot   Apache Solr   Apache Spark SQL   Ascend   Aurora MySQL (Data API)   Aurora PostgreSQL (Data API)   Azure Data Explorer   Azure Synapse   ClickHouse   Cloudflare D1   CockroachDB   Couchbase   CrateDB   Databend   Databricks   Denodo   Dremio   DuckDB   Elasticsearch   Exasol   Firebird   Firebolt   Google BigQuery   Google Sheets   Greenplum   Hologres   IBM Db2   IBM Netezza Performance Server   MariaDB   Microsoft SQL Server   MonetDB   MongoDB   MotherDuck   OceanBase   Oracle   Presto   RisingWave   SAP HANA   SAP Sybase   Shillelagh   SingleStore   Snowflake   SQLite   StarRocks   Superset meta database   TDengine   Teradata   TimescaleDB   Trino   Vertica   YDB   YugabyteDB

A more comprehensive list of supported databases along with the configuration instructions can be found here.

Want to add support for your datastore or data engine? Read more here about the technical requirements.

Installation and Configuration

Try out Superset's quickstart guide or learn about the options for production deployments.

Get Involved

Contributor Guide

Interested in contributing? Check out our Developer Guide to find resources around contributing along with a detailed guide on how to set up a development environment.

Resources

Understanding the Superset Points of View

Repo Activity

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