diff options
Diffstat (limited to 'db/migrate/20200623073431_add_source_merge_request_id_to_resource_state_events.rb')
-rw-r--r-- | db/migrate/20200623073431_add_source_merge_request_id_to_resource_state_events.rb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/db/migrate/20200623073431_add_source_merge_request_id_to_resource_state_events.rb b/db/migrate/20200623073431_add_source_merge_request_id_to_resource_state_events.rb new file mode 100644 index 00000000000..8970797d3c0 --- /dev/null +++ b/db/migrate/20200623073431_add_source_merge_request_id_to_resource_state_events.rb @@ -0,0 +1,33 @@ +# frozen_string_literal: true + +class AddSourceMergeRequestIdToResourceStateEvents < ActiveRecord::Migration[6.0] + include Gitlab::Database::MigrationHelpers + + INDEX_NAME = 'index_resource_state_events_on_source_merge_request_id' + + DOWNTIME = false + + disable_ddl_transaction! + + def up + unless column_exists?(:resource_state_events, :source_merge_request_id) + add_column :resource_state_events, :source_merge_request_id, :bigint + end + + unless index_exists?(:resource_state_events, :source_merge_request_id, name: INDEX_NAME) + add_index :resource_state_events, :source_merge_request_id, name: INDEX_NAME # rubocop: disable Migration/AddIndex + end + + unless foreign_key_exists?(:resource_state_events, :merge_requests, column: :source_merge_request_id) + with_lock_retries do + add_foreign_key :resource_state_events, :merge_requests, column: :source_merge_request_id, on_delete: :nullify # rubocop:disable Migration/AddConcurrentForeignKey + end + end + end + + def down + with_lock_retries do + remove_column :resource_state_events, :source_merge_request_id + end + end +end |