On L, 2005-03-12 at 14:05 -0800, Josh Berkus wrote:
> Tambet,
>
> > In one of our applications we have a database function, which
> > recalculates COGS (cost of good sold) for certain period. This involves
> > deleting bunch of rows from one table, inserting them again in correct
> > order and updating them one-by-one (sometimes one row twice) to reflect
> > current state. The problem is, that this generates an enormous amount of
> > tuples in that table.
>
> Sounds like you have an application design problem ... how about re-writing
> your function so it's a little more sensible?
Also, you could at least use a temp table for intermediate steps. This
will at least save WAL traffic.
--
Hannu Krosing <hannu@tm.ee>