Re: Performance Problems

Another thought...

Alex Paulusberger <alexp@meta-bit.com> writes:
> The whole process loops 4,500 times.
> For every loop
> - a temp table is cleared

How exactly are you clearing the temp table?  DELETE FROM isn't a good
plan because you'll still have dead tuples in there.  You could do a
DELETE FROM and then VACUUM, but I'd suggest TRUNCATE instead.

            regards, tom lane