Re: [rfc] overhauling pgstat.stat

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От Alvaro Herrera
Тема Re: [rfc] overhauling pgstat.stat
Дата
Msg-id 20130905052914.GA6067@eldon.alvh.no-ip.org
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Ответ на Re: [rfc] overhauling pgstat.stat  (Satoshi Nagayasu <snaga@uptime.jp>)
Ответы Re: [rfc] overhauling pgstat.stat  (Atri Sharma <atri.jiit@gmail.com>)
Re: [rfc] overhauling pgstat.stat  (Tomas Vondra <tv@fuzzy.cz>)
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Satoshi Nagayasu wrote:

> But, for now, I think we should have a real index for the
> statistics data because we already have several index storages,
> and it will allow us to minimize read/write operations.
> 
> BTW, what kind of index would be preferred for this purpose?
> btree or hash?

I find it hard to get excited about using the AM interface for this
purpose.  To me it makes a lot more sense to have separate, much
simpler code.  We don't need any transactionality, user defined types,
user defined operators, or anything like that.

-- 
Álvaro Herrera                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services



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