gitlab-org--gitlab-foss/db/migrate/20160603182247_add_index_to_notification_settings.rb
Jan Provaznik 0fc9f9d3e7 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
2018-11-22 13:18:28 +01:00

10 lines
361 B
Ruby

# rubocop:disable all
class AddIndexToNotificationSettings < ActiveRecord::Migration[4.2]
include Gitlab::Database::MigrationHelpers
disable_ddl_transaction!
def change
add_concurrent_index :notification_settings, [:user_id, :source_id, :source_type], { unique: true, name: "index_notifications_on_user_id_and_source_id_and_source_type" }
end
end