Yes, I was wondering about that. I always use "elapsed_time/greatest(executions,1)" to avoid division by zero problems. Mohammad Rafiq wrote: > Stephen > > Are you sure it ran successfully? I got error on a 9206 database on W2000. > Regards > and (a.elapsed_time/(1000000*a.executions)) > 5 > * > ERROR at line 9: > ORA-01476: divisor is equal to zero > -- Regards Wolfgang Breitling Centrex Consulting Corporation www.centrexcc.com -- //www.freelists.org/webpage/oracle-l