Rollback migrations

To rollback the latest migration, either by reverting the change method or by running the down method. Run command:

rake db:rollback

rails db:rollback

Rollback the last 3 migrations

rake db:rollback STEP=3

rails db:rollback STEP=3

STEP provide the number of migrations to revert.

Rollback all migrations

rake db:rollback VERSION=0

rails db:rollback VERSION=0