On Aug 2, 2005, at 11:49 AM, Walker, Jed S wrote:
> I have a situation where we have a timestamp column but in special
> cases we want to set the date to '01/01/0001' and leave the
> timestamp alone. For example, '11/04/2005 10:30:05' would become
> '01/01/0001 10:30:05'. I've been going through the various date
> time functions but don't see a simple way to do this. Can someone
> help?
select ('0001-01-01 ' || now()::time::text)::timestamp;
timestamp
----------------------------
0001-01-01 12:31:52.815674
(1 row)
Just replace now() with whatever timestamp you are using.
John DeSoi, Ph.D.
http://pgedit.com/
Power Tools for PostgreSQL