richard-pgodbc(at)armchair(dot)mb(dot)ca writes:
> 1. The release notes indicate "more efficient vacuuming." However, both
> vacuums seems to take about the same amount of time, ie. approx: 9 hours.
I think the improvements were only in btree index vacuuming, which it
sounds like isn't your big problem.
> 2. I have a tsearch2 index which is 756MB in size in 8.1.2 but balloons to
> 910MB in 8.2!
FILLFACTOR?
regards, tom lane