Melon-dbMelon-db
Packages

@melon-db/db-codemods

WatermelonDB migration codemods and query translator.

Status: Shipped (v2) · Depends on: @melon-db/db, @melon-db/db-query · API: Reference

Install (alpha)

npm install @melon-db/db-codemods@alpha

Or with Bun:

bun add @melon-db/db-codemods@alpha
bun run melon-codemod migrate-queries --path=./src
bun run melon-codemod migrate-writes --path=./src
bun run melon-codemod migrate-react --path=./src
bun run melon-codemod migrate-schema --path=./src/models/Task.ts

Phase 19 adds nested Q.and/Q.or, .fetch()/.observe() query handles, delete/batch writes, withObservables hook comments, Q.on recipes, and a migrate-schema spike.

See Migration.

Author & license

Copyright (c) 2026 Nate Nichols. MIT License.