1 files changed, 15 insertions, 0 deletions
diff --git a/db/post_migrate/20221227100751_add_user_index_to_chat_names.rb b/db/post_migrate/20221227100751_add_user_index_to_chat_names.rb
new file mode 100644
index 00000000000..7be671b2cbd
--- /dev/null
+++ b/db/post_migrate/20221227100751_add_user_index_to_chat_names.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class AddUserIndexToChatNames < Gitlab::Database::Migration[2.1]
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_chat_names_on_user_id'
+
+  def up
+    add_concurrent_index(:chat_names, :user_id, name: INDEX_NAME)
+  end
+
+  def down
+    remove_concurrent_index_by_name(:chat_names, name: INDEX_NAME)
+  end
+end