chinwagsocial/db/migrate/20170112154826_migrate_settings.rb
René Klačan f54dca06a9 Add migration versions (#3574)
Since Rails 5.1 missing migration version results in following error:

```
StandardError: Directly inheriting from ActiveRecord::Migration is not supported. Please specify the Rails release the migration was written for:
```

This PR fixes all migration files.
2017-06-05 02:43:02 +02:00

19 lines
855 B
Ruby

class MigrateSettings < ActiveRecord::Migration[4.2]
def up
remove_index :settings, [:target_type, :target_id, :var]
rename_column :settings, :target_id, :thing_id
rename_column :settings, :target_type, :thing_type
change_column :settings, :thing_id, :integer, null: true, default: nil
change_column :settings, :thing_type, :string, null: true, default: nil
add_index :settings, [:thing_type, :thing_id, :var], unique: true
end
def down
remove_index :settings, [:thing_type, :thing_id, :var]
rename_column :settings, :thing_id, :target_id
rename_column :settings, :thing_type, :target_type
change_column :settings, :target_id, :integer, null: false
change_column :settings, :target_type, :string, null: false, default: ''
add_index :settings, [:target_type, :target_id, :var], unique: true
end
end