Re: Various performance questions

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От Neil Conway
Тема Re: Various performance questions
Дата
Msg-id 1067280889.460.67.camel@tokyo
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Ответ на Re: Various performance questions  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: Various performance questions  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-performance
On Mon, 2003-10-27 at 13:52, Tom Lane wrote:
> Greg is correct.  int8 is a pass-by-reference datatype and so every
> aggregate state-transition function cycle requires at least one palloc
> (to return the function result).

Interesting. Is there a reason why int8 is pass-by-reference? (ISTM that
pass-by-value would be sufficient...)

Thanks for the information, Tom & Greg.

-Neil



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