Scott Marlowe <scott.marlowe@gmail.com> writes:
> On Sat, Oct 15, 2011 at 2:20 PM, Thomas Kellerer <spam_eater@gmx.net> wrote:
>> Total runtime: -2.368 ms � <<==== this is amazing ;)
> I get something similar when I do select now()-query_start from
> pg_stat_activity on my Ubuntu 10.04 / pg 8.3 servers.
Within a transaction block that's not surprising, because now() is
defined as transaction start time not statement start time.
regards, tom lane