# frozen_string_literal: true class DropCiPipelinesMrMetricsFk < Gitlab::Database::Migration[1.0] disable_ddl_transaction! def up with_lock_retries do remove_foreign_key_if_exists(:merge_request_metrics, :ci_pipelines, name: "fk_rails_33ae169d48") end end def down add_concurrent_foreign_key(:merge_request_metrics, :ci_pipelines, name: "fk_rails_33ae169d48", column: :pipeline_id, target_column: :id, on_delete: "cascade") end end