O'Reilly logo
  • Dhananjeyan Kaneshayogan thinks this is interesting:

(blog) $ python manage.py db upgrade INFO [alembic.migration] Context impl SQLiteImpl. INFO [alembic.migration] Will assume non-transactional DDL. INFO [alembic.migration] Running upgrade 40ce2670e7e2 -> 33011181124e, empty message

From

Cover of Learning Flask Framework

Note

This upgrade fails with: "No support for ALTER of constraints in SQLite dialect")