5 posts tagged with "versioned migrations"

How to detect schema drift in CI and ensure the migration directory is up to date with the desired schema state - ORM, HCL, SQL, or any other schema definition?

PostGIS is a spatial database extension for PostgreSQL. It adds support for geometric objects, enabling the processing of spatial data like points, lines, and polygons. After installing PostGIS, the GEOMETRY data type can be used to define tables that capture geo-spatial data, for example:

Developers who use Atlas to run migrations using a golang-migrate directory format, may run into an errors like:

-- migrating version 20250324061649.down.sql
-> DROP TABLE `users`;
   Error 1051 (42S02): Unknown table 'public.users'

Question​

Why does atlas migrate diff fail with the following error after running atlas migrate apply?

Error: sql/migrate: connected database is not clean: found table "atlas_schema_revisions" in schema <schema_name>. baseline version or allow-dirty is required

Question​

How to generate an SQL schema file from an existing migrations directory to quickly set up a database for integration tests?