jkoceniak@mediamath.com writes:
> I have identified a number of tables that were dropped in the db but the
> files still remain under /9.1/main/base/.
There are no (or at least should be no) data files directly under
$PGDATA/base --- they all live one level further down under a per-database
subdirectory. The fact that you haven't addressed that point makes me
wonder whether you are checking the right database.
regards, tom lane