class AddBuildForeignKeyToCiBuildTraceSections < ActiveRecord::Migration[4.2] include Gitlab::Database::MigrationHelpers DOWNTIME = false disable_ddl_transaction! def up add_concurrent_foreign_key(:ci_build_trace_sections, :ci_builds, column: :build_id) end def down remove_foreign_key(:ci_build_trace_sections, column: :build_id) end end