Hi everyone,
Today I needed a feature like $subject. The use case was: UPDATE foo SET
bar = bar + 1 WHERE id=$1, but I wanted to only do it when bar was 0. In
order to give the user an informative error message, I also needed to
distinguish the two cases: a row with id = $1 doesn't exist, and
On Fri, Aug 28, 2009 at 06:12:30PM +0300, Marko Tiikkaja wrote:
Hi everyone,
Today I needed a feature like $subject. The use case was: UPDATE
foo SET bar = bar + 1 WHERE id=$1, but I wanted to only do it when
bar was 0. In order to give the user an informative error message,
I also needed
