alembic
https://github.com/sqlalchemy/alembic
Python
A database migrations tool for SQLAlchemy.
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- Issues
- Autogenerate fails on functional index with sqlite
- option to print autogenerated revision to stdout
- produce "raise on execute" symbols that we can put in places we know that "None" will fail, like UniqueConstraint(None), etc.
- add a classification to commands that they don't need a database, e.g. a third option to "online" / "offline" mode
- Migration downgrade doesn't drop type created by Enum
- Autogenerate does not use of postgresql_using when changing a type to UUID
- ensure version_locations can be modified in env.py, memoizations are reset, etc.
- Improve template logging and cookbook
- autogenerate with SQLite foreign key and the uuid naming constraint recipe doesn't get DROP name
- bulk insert w/ SQL Server and no-pk table in offline mode should not render SET IDENTITY INSERT
- Docs
- Python not yet supported