gitlab-org--gitlab-foss/db/migrate/20150211174341_allow_null_i...

class AllowNullInServicesProjectId < ActiveRecord::Migration[4.2]
  def change
    change_column :services, :project_id, :integer, null: true
  end
end
Add version 4.2 to all existing migrations DB schema generated by a migration may look different in rails 4 and 5 (because rails 5 may use different default values). For this reason it's important to explicitly set for which rails version a migration was written for. See https://stackoverflow.com/questions/35929869/activerecordmigration-deprecation-warning-asks-for-rails-version-but-im-no/35930912#35930912 2018-11-13 07:27:31 +00:00			`class AllowNullInServicesProjectId < ActiveRecord::Migration[4.2]`
Remove not null constraint on project_id in services. 2015-02-11 17:47:21 +00:00			`def change`
			`change_column :services, :project_id, :integer, null: true`
			`end`
			`end`