src/Bi/Db.php
final function GetCol($qry, $offset = 0)
    {
        if ($this->lock_sel_data) {
            return array();
        }
        if ($this->Query($qry)) {
            $this->result = $this->Fetch($this->query_result, null, $offset);
            $this->SetDebugDump($offset);

            return $this->result[0];
        }
        return array();
    }
final function GetCol($qry, $offset = 0)
    {
        if ($this->lock_sel_data) {
            return array();
        }
        if ($this->Query($qry)) {
            $this->result = $this->Fetch($this->query_result, null, $offset);
            $this->SetDebugDump($offset);

            return $this->result[0];
        }
        return array();
    }
final function GetCol ( $ qry , $ offset = 0 ) { if ( $ this -> lock_sel_data ) { return array ( ) ; } if ( $ this -> Query ( $ qry ) ) { $ this -> result = $ this -> Fetch ( $ this -> query_result , null , $ offset ) ; $ this -> SetDebugDump ( $ offset ) ; return $ this -> result [ 0 ] ; } return array ( ) ; }
gets one col from a table

@param string $qry
@param int $offset
@return array
gets one col from a table