1 files changed, 21 insertions, 0 deletions
diff --git a/db/migrate/20200830201204_add_index_to_package_creator.rb b/db/migrate/20200830201204_add_index_to_package_creator.rb
new file mode 100644
index 00000000000..fbc8bbade94
--- /dev/null
+++ b/db/migrate/20200830201204_add_index_to_package_creator.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+class AddIndexToPackageCreator < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_packages_packages_on_creator_id'
+
+  def up
+    add_concurrent_index :packages_packages, :creator_id, name: INDEX_NAME
+    add_concurrent_foreign_key(:packages_packages, :users, column: :creator_id, on_delete: :nullify)
+  end
+
+  def down
+    remove_foreign_key_if_exists(:packages_packages, :users, column: :creator_id)
+    remove_concurrent_index_by_name(:packages_packages, INDEX_NAME)
+  end
+end