diff options
Diffstat (limited to 'db/migrate/20210420221106_update_merge_requests_iteration_foreign_key.rb')
-rw-r--r-- | db/migrate/20210420221106_update_merge_requests_iteration_foreign_key.rb | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/db/migrate/20210420221106_update_merge_requests_iteration_foreign_key.rb b/db/migrate/20210420221106_update_merge_requests_iteration_foreign_key.rb new file mode 100644 index 00000000000..64786f0b20c --- /dev/null +++ b/db/migrate/20210420221106_update_merge_requests_iteration_foreign_key.rb @@ -0,0 +1,23 @@ +# frozen_string_literal: true + +class UpdateMergeRequestsIterationForeignKey < ActiveRecord::Migration[6.0] + include Gitlab::Database::MigrationHelpers + + disable_ddl_transaction! + + def up + with_lock_retries do + remove_foreign_key_if_exists(:merge_requests, column: :sprint_id) + end + + add_concurrent_foreign_key(:merge_requests, :sprints, column: :sprint_id, on_delete: :nullify) + end + + def down + with_lock_retries do + remove_foreign_key_if_exists(:merge_requests, column: :sprint_id) + end + + add_concurrent_foreign_key(:merge_requests, :sprints, column: :sprint_id, on_delete: :cascade) + end +end |