drizzle-orm changelog & breaking changes

v1.0.0-rc.4

2026-06-27

⚠ Potential breaking changes

Removed RQBv1 from `sqlite`, removed RQBv1 `TSchema`, `TFullSchema` arguments from `sqlite` entities' generics
Removed `mapResult` method from `PreparedQuery` interface, removed `mapResult`, `mapBatchResult` from `pg` and `sqlite` raw queries
Added filesytem-less migrator for `@tursodatabase/database-wasm` at `drizzle-orm/tursodatbase/wasm-migrator
Removed `SQLiteSyncDialect`, `SQLiteAsyncDialect`, moved generic SQLite `async`\\`sync` migrators to `sqlite-core/async/session` as `migrateSync`, `migrateAsync

2026-05-18

⚠ Potential breaking changes

2026-04-30

⚠ Potential breaking changes

⚠️ This release introduced a breaking change into our `casing` API([see below](#new-casing-api)) and removes RQB v1 `._query` for postgres
⚠️ BREAKING CHANGE
⚠️ BREAKING CHANGE: Removed RQBv1 (`db._query`) from `postgres
⚠️ BREAKING CHANGE: Reworked casing API - moved casing control from `db` instance to `table` \ `view` \ `schema` via `import { snakeCase, camelCase } from "drizzle-orm/dialect-core"`, fixed #5112 #5282 #4181 #4209

2026-05-05

⚠ Potential breaking changes

Updated `AWS Data Api` codecs, removed query typings, improved input param mapping
Removed prepared query `typings` field from all builders
Migration updates in SQLite

2026-04-16

⚠ Potential breaking changes

[drizzle-kit generate fails to generate correct migrations.js file on Windows](https://github.com/drizzle-team/drizzle-orm/issues/5514)
[[BUG]:beta20 Migration to Cloudflare D1 fails](https://github.com/drizzle-team/drizzle-orm/issues/5602)
[[BUG]: drizzle-kit migrate: migration SQL failures exit with code 1 but print no error (MigrateProgress hides rejection)](https://github.com/drizzle-team/drizzle-orm/issues/5601)
[[BUG]: Non-commutative migration false positive: create_index commutativity check ignores table name](https://github.com/drizzle-team/drizzle-orm/issues/5639)

2026-04-14

⚠ Potential breaking changes

2026-03-27

No breaking-change keywords detected in release notes.