$rowCount++;  
 
  my $sql = "SELECT * 
                FROM 
                    (SELECT 
                    id, sid, rd, cmd 
                FROM 
                    abc 
                WHERE 
                    (delay is null or delay < sysdate) 
                AND 
                    sid = ? 
                ORDER BY 
                    qcounter, priority) 
                WHERE 
                    rownum < ?";  
 
    my $sth = $dbh->prepare($sql); 
    $sth->bind_param(1, $followerName); 
    $sth->bind_param(2, $rowCount);