Database Lab
Visual schema builder with integrated PGLite.
Design tables, columns, and relations on a canvas, apply DDL to an in-browser Postgres (PGLite), then run SQL queries and browse data. Combines the former Schema Builder and PGLite Playground.
Platform: Browser
Live app: https://schema-builder.openlearnia.com
Features
- Visual table/column editor with relation edges
- Canonical SchemaIR with deterministic SQL generation
- Integrated PGLite — apply schema, run SQL, browse data
- Local autosave, revision history, and IndexedDB persistence