1 files changed, 18 insertions, 0 deletions
diff --git a/db/migrate/20210329095548_add_target_project_and_source_branch_index_to_merge_request.rb b/db/migrate/20210329095548_add_target_project_and_source_branch_index_to_merge_request.rb
new file mode 100644
index 00000000000..d351de6bd77
--- /dev/null
+++ b/db/migrate/20210329095548_add_target_project_and_source_branch_index_to_merge_request.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class AddTargetProjectAndSourceBranchIndexToMergeRequest < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  INDEX_NAME = 'index_merge_requests_on_target_project_id_and_source_branch'
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index :merge_requests, [:target_project_id, :source_branch], name: INDEX_NAME
+  end
+
+  def down
+    remove_concurrent_index_by_name :epic_issues, INDEX_NAME
+  end
+end