final protected function clear(){
        $this->_distinct = false;
        $this->_select = [];
        $this->_from = '';
        $this->_join = [];
        $this->_wheres = [];
        $this->_group_by = [];
        $this->_order_by = [];
        $this->_limit = [];
    }
final protected function clear(){
        $this->_distinct = false;
        $this->_select = [];
        $this->_from = '';
        $this->_join = [];
        $this->_wheres = [];
        $this->_group_by = [];
        $this->_order_by = [];
        $this->_limit = [];
    }
final protected function clear ( ) { $ this -> _distinct = false ; $ this -> _select = [ ] ; $ this -> _from = '' ; $ this -> _join = [ ] ; $ this -> _wheres = [ ] ; $ this -> _group_by = [ ] ; $ this -> _order_by = [ ] ; $ this -> _limit = [ ] ; }
Clear all result
Clear all result