"Merlin Moncure" <mmoncure@gmail.com> writes:
> For some reason, I can't get the index to be used on the table sitting
> under a view during a join, even though it should be, or at least it
> seems....
Nope, that's not going to work, because the aggregate keeps the subquery
from being flattened into the upper query, which is what would have to
happen for a nestloop-with-inner-indexscan join to be considered.
AFAICS you've got to structure it so that the aggregation happens above
the join.
regards, tom lane