2009/7/24 Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>:
> I think that WindowAgg does not need any changes because it already does
> MemoryContextResetAndDeleteChildren(winstate->wincontext) at partition
> boundaries. Hitoshi, do you agree?
I do. Looking closer, temporal space management of Agg is getting
similar to WindowAgg's partition localMemory strategy. We might be
able to get them one. Anyway, the choice sounds better now, though I
will test array_agg more.
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