On Sun, 2009-11-22 at 18:51 -0500, Tom Lane wrote: > Craig Ringer <craig@postnewspapers.com.au> writes: > > I do think this comes up often enough that a built-in trigger "update > > named column with result of expression on insert" trigger might be > > desirable. > > There's something of the sort in contrib already, I believe, though > it's so old it still uses abstime :-(
What's wrong with abstime ?
it is valid for timestamps up to 2038-01-19 and it's on-disk size smaller than other timestamp options
But it's very very deprecated and could be removed at any time. It's been so for years now, and I wouldn't want to *start* using something which is deprecated.
