On Tue, 2015-07-14 at 16:19 -0400, Robert Haas wrote:
> tuplesort.c does its own accounting, and TBH that seems like the right
> thing to do here, too.  The difficulty is, I think, that some
> transition functions use an internal data type for the transition
> state, which might not be a single palloc'd chunk.  But since we can't
> spill those aggregates to disk *anyway*, that doesn't really matter.

So would it be acceptable to just ignore the memory consumed by
"internal", or come up with some heuristic?

        Jeff Davis

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