From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
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To: | "Sergey E(dot) Koposov" <math(at)sai(dot)msu(dot)ru> |
Cc: | pgsql-patches(at)postgresql(dot)org |
Subject: | Re: patch implementing the multi-argument aggregates (SOC project) |
Date: | 2006-07-27 19:54:09 |
Message-ID: | 26472.1154030049@sss.pgh.pa.us |
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Lists: | pgsql-hackers pgsql-patches |
"Sergey E. Koposov" <math(at)sai(dot)msu(dot)ru> writes:
> Some small clean-up of the patch...
> + implementing the Tom's idea of minimizing the copying of the data inside
> advance_transition_function by using the temporary FunctionCallInfoData
> (now the computed arguments of the aggregates are putted directly into
> proper fcinfo.args fields, ready for the transition function call).
I've committed the core parts of this, but not yet the newly added
standard aggregates (it seemed like a good idea to break the thing
into smaller chunks for review). Will work on those next.
regards, tom lane
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