# CAD039: Convex SQL

> Typed SQL tables on the lattice with Apache Calcite as the query planner — full SELECT/JOIN/aggregate over decentralised, CRDT-replicated rows. Bridges relational thinking to CRDT storage, so existing SQL tooling plugs into a decentralised backend.

**Category:** Convex Architecture Documents  
**Badge:** CAD  
**Page:** https://brittleboye.github.io/awesome-lattice/projects/cads/cad039-convex-sql/

## Links

- **Homepage:** https://docs.convex.world/docs/cad/039_convex_sql
- **Source:** https://github.com/Convex-Dev/design/tree/main/docs/cad/039_convex_sql

## Tags

`spec` `sql` `database` `lattice` `crdt`

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