1 files changed, 17 insertions, 0 deletions
diff --git a/db/post_migrate/20200901170135_backfill_modified_column_for_approval_merge_request_rules.rb b/db/post_migrate/20200901170135_backfill_modified_column_for_approval_merge_request_rules.rb
new file mode 100644
index 00000000000..9a9866f38ec
--- /dev/null
+++ b/db/post_migrate/20200901170135_backfill_modified_column_for_approval_merge_request_rules.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class BackfillModifiedColumnForApprovalMergeRequestRules < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::Migrations::BackgroundMigrationHelpers
+
+  disable_ddl_transaction!
+
+  class ApprovalMergeRequestRule < ActiveRecord::Base
+    include ::EachBatch
+
+    self.table_name = 'approval_merge_request_rules'
+  end
+
+  def change
+    queue_background_migration_jobs_by_range_at_intervals(ApprovalMergeRequestRule, 'AddModifiedToApprovalMergeRequestRule', 2.minutes, batch_size: 10_000)
+  end
+end