These files are for creating/updating the tables in the Relational DB (Postgres). Danswer migrations use a generic single-database configuration with an async dbapi.

To generate new migrations:

run from danswer/backend: alembic revision --autogenerate -m <DESCRIPTION_OF_MIGRATION>

More info can be found here: https://alembic.sqlalchemy.org/en/latest/autogenerate.html

Running migrations

To run all un-applied migrations: alembic upgrade head

To undo migrations: alembic downgrade -X where X is the number of migrations you want to undo from the current state