"Erik G. Burrows" <erik@xxxxxxxxxxxxxxx> writes: > So, my question is: What does the duration time in the serverlog > reflect? Is it just the time the server took to execute the statement, > or does it reflect also query receive and response transmit time? The former. The server has no way to measure transit times. > Any other ideas as to why I'm seeing these odd and contradictory times? There's a current thread in the pgsql-odbc list about similar issues seen with ODBC. I doubt its the same problem, because it's different client software on a different OS, but maybe it'd be worth comparing notes. regards, tom lane