"John D. Burger" <john@xxxxxxxxx> writes: >> mycol timestamp default now() >> or >> mycol timestamp default current_timestamp > And both of these return start time of the current transaction, yes? > Is it the case that there is no SQL-standard way to get the current > time? AFAIK the spec doesn't really define the meaning of current_timestamp all that closely. I believe there's a patch in the queue to add some additional nonstandard functions for current time and start of current interactive command, though. regards, tom lane