public function clear()
    {
        $this->query_type='SELECT';
        $this->fields=null;
        $this->from=null;
        $this->where='';
        $this->limit=null;
        $this->offset=null;
        $this->order_by=null;
        $this->order_way=null;
    }
public function clear()
    {
        $this->query_type='SELECT';
        $this->fields=null;
        $this->from=null;
        $this->where='';
        $this->limit=null;
        $this->offset=null;
        $this->order_by=null;
        $this->order_way=null;
    }
public function clear ( ) { $ this -> query_type = 'SELECT' ; $ this -> fields = null ; $ this -> from = null ; $ this -> where = '' ; $ this -> limit = null ; $ this -> offset = null ; $ this -> order_by = null ; $ this -> order_way = null ; }
Clear all query constructors
Clear all query constructors