1 files changed, 17 insertions, 0 deletions
diff --git a/db/migrate/20211108211434_remove_index_for_resource_group.rb b/db/migrate/20211108211434_remove_index_for_resource_group.rb
new file mode 100644
index 00000000000..8b03f12d08b
--- /dev/null
+++ b/db/migrate/20211108211434_remove_index_for_resource_group.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class RemoveIndexForResourceGroup < Gitlab::Database::Migration[1.0]
+  INDEX_NAME = 'index_for_resource_group'
+
+  disable_ddl_transaction!
+
+  def up
+    remove_concurrent_index_by_name :ci_builds, INDEX_NAME
+  end
+
+  def down
+    # rubocop:disable Migration/PreventIndexCreation
+    add_concurrent_index :ci_builds, [:resource_group_id, :id], where: 'resource_group_id IS NOT NULL', name: INDEX_NAME
+    # rubocop:enable Migration/PreventIndexCreation
+  end
+end