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Re: Aggregate-function space leakage - Mailing list pgsql-hackers

From Hitoshi Harada
Subject Re: Aggregate-function space leakage
Date
Msg-id e08cc0400907240009h1f3b44f9tbccbe765f22bb32c@mail.gmail.com
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In response to Re: Aggregate-function space leakage  (Tom Lane <tgl@sss.pgh.pa.us>)
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2009/7/24 Tom Lane <tgl@sss.pgh.pa.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.

Regards,

--
Hitoshi Harada

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