1 files changed, 17 insertions, 0 deletions
diff --git a/db/post_migrate/20210409185501_index_members_on_user_id_source_id_source_type.rb b/db/post_migrate/20210409185501_index_members_on_user_id_source_id_source_type.rb
new file mode 100644
index 00000000000..d20eb5e4ea3
--- /dev/null
+++ b/db/post_migrate/20210409185501_index_members_on_user_id_source_id_source_type.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class IndexMembersOnUserIdSourceIdSourceType < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_members_on_user_id_source_id_source_type'
+
+  def up
+    add_concurrent_index(:members, [:user_id, :source_id, :source_type], name: INDEX_NAME)
+  end
+
+  def down
+    remove_concurrent_index_by_name(:members, INDEX_NAME)
+  end
+end