diff --git a/lib/internal/Magento/Framework/DB/Adapter/AdapterInterface.php b/lib/internal/Magento/Framework/DB/Adapter/AdapterInterface.php index d4c6108295809..3afc9a44cb840 100644 --- a/lib/internal/Magento/Framework/DB/Adapter/AdapterInterface.php +++ b/lib/internal/Magento/Framework/DB/Adapter/AdapterInterface.php @@ -663,7 +663,7 @@ public function quoteIdentifier($ident, $auto = false); * Quote a column identifier and alias. * * @param string|array|\Zend_Db_Expr $ident The identifier or expression. - * @param string $alias An alias for the column. + * @param string|null $alias An alias for the column. * @param boolean $auto If true, heed the AUTO_QUOTE_IDENTIFIERS config option. * @return string The quoted identifier and alias. */