diff options
Diffstat (limited to 'db/migrate/20200421233150_add_foreign_keys_for_alert_management_alerts.rb')
| -rw-r--r-- | db/migrate/20200421233150_add_foreign_keys_for_alert_management_alerts.rb | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/db/migrate/20200421233150_add_foreign_keys_for_alert_management_alerts.rb b/db/migrate/20200421233150_add_foreign_keys_for_alert_management_alerts.rb new file mode 100644 index 00000000000..b16bdf9830c --- /dev/null +++ b/db/migrate/20200421233150_add_foreign_keys_for_alert_management_alerts.rb @@ -0,0 +1,19 @@ +# frozen_string_literal: true + +class AddForeignKeysForAlertManagementAlerts < ActiveRecord::Migration[6.0] + include Gitlab::Database::MigrationHelpers + + DOWNTIME = false + + disable_ddl_transaction! + + def up + add_concurrent_foreign_key :alert_management_alerts, :projects, column: :project_id, on_delete: :cascade + add_concurrent_foreign_key :alert_management_alerts, :issues, column: :issue_id, on_delete: :nullify + end + + def down + remove_foreign_key_if_exists :alert_management_alerts, column: :project_id + remove_foreign_key_if_exists :alert_management_alerts, column: :issue_id + end +end |