. */ namespace App\Doctrine\Middleware; use Doctrine\DBAL\Driver\Connection; use Doctrine\DBAL\Driver\Middleware\AbstractDriverMiddleware; /** * This command sets the initial command parameter for MySQL connections, so we can set the SQL mode * We use this to disable the ONLY_FULL_GROUP_BY mode, which is enabled by default in MySQL 5.7.5 and higher and causes problems with our filters */ class SetSQLModeMiddlewareDriver extends AbstractDriverMiddleware { public function connect(array $params): Connection { //Only set this on MySQL connections, as other databases don't support this parameter if($params['driver'] === 'pdo_mysql') { //1002 is \PDO::MYSQL_ATTR_INIT_COMMAND constant value $params['driverOptions'][\PDO::MYSQL_ATTR_INIT_COMMAND] = 'SET SESSION sql_mode=(SELECT REPLACE(@@sql_mode, \'ONLY_FULL_GROUP_BY\', \'\'))'; } return parent::connect($params); } }