1 files changed, 8 insertions, 0 deletions
diff --git a/lib/gitlab/background_migration/populate_merge_request_assignees_table.rb b/lib/gitlab/background_migration/populate_merge_request_assignees_table.rb
index a4c6540c61b..eb4bc0aaf28 100644
--- a/lib/gitlab/background_migration/populate_merge_request_assignees_table.rb
+++ b/lib/gitlab/background_migration/populate_merge_request_assignees_table.rb
@@ -18,6 +18,14 @@ module Gitlab
         execute("INSERT INTO merge_request_assignees (merge_request_id, user_id) #{select_sql}")
       end
 
+      def perform_all_sync(batch_size:)
+        MergeRequest.each_batch(of: batch_size) do |batch|
+          range = batch.pluck('MIN(id)', 'MAX(id)').first
+
+          perform(*range)
+        end
+      end
+
       private
 
       def merge_request_assignees_not_exists_clause