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?
--
Josh Berkus
Aglio Database Solutions
San Francisco