/** * @param Select $select * @return string */ public function _renderSelectJoins(Select $select) { $str = ""; $joins = $select->getAllJoins(); if (!empty($joins)) { array_walk($joins, function (&$join) { $join = $this->_renderJoin($join); }); $separator = " "; $str = implode($separator, $joins); } return $str; }