Hi Rod,
> Any solution fixing buffers should probably not take into consideration
> the method being performed (do you really want to skip caching a
> sequential scan of a 2 tuple table because it didn't use an index) but
> the volume of data involved as compared to the size of the cache.
Yes, in fact indexes aren't so different to tables really in that regard.
It sounds like version 8 may help out anyway.
regards
Iain