1 files changed, 18 insertions, 0 deletions
diff --git a/db/post_migrate/20231011200058_drop_index_namespaces_on_updated_at.rb b/db/post_migrate/20231011200058_drop_index_namespaces_on_updated_at.rb
new file mode 100644
index 00000000000..68787442931
--- /dev/null
+++ b/db/post_migrate/20231011200058_drop_index_namespaces_on_updated_at.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class DropIndexNamespacesOnUpdatedAt < Gitlab::Database::Migration[2.1]
+  disable_ddl_transaction!
+
+  TABLE_NAME = :namespaces
+  INDEX_NAME = :index_namespaces_on_updated_at
+
+  def up
+    remove_concurrent_index_by_name TABLE_NAME, INDEX_NAME
+  end
+
+  def down
+    # no-op
+    # Since adding the same index will be time consuming,
+    # we have to create it asynchronously using 'prepare_async_index' helper.
+  end
+end