Re: [HACKERS] Big IN() clauses etc : feature proposal

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От Csaba Nagy
Тема Re: [HACKERS] Big IN() clauses etc : feature proposal
Дата
Msg-id 1147171926.14093.242.camel@coppola.muc.ecircle.de
обсуждение исходный текст
Ответ на Re: [HACKERS] Big IN() clauses etc : feature proposal  (Martijn van Oosterhout <kleptog@svana.org>)
Список pgsql-performance
[snip]
> It would be interesting to know what the bottleneck is for temp tables
> for you. They do not go via the buffer-cache, they are stored in
[snip]

Is it possible that the temp table creation is the bottleneck ? Would
that write into system catalogs ? If yes, maybe the system catalogs are
not adequately vacuumed/analyzed.

Just a thought.

Cheers,
Csaba.



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