Re: Explaining an EXPLAIN.

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От Matthew Wakeling
Тема Re: Explaining an EXPLAIN.
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Msg-id alpine.DEB.2.00.0906101601210.4337@aragorn.flymine.org
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Ответ на Re: Explaining an EXPLAIN.  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-performance
On Wed, 10 Jun 2009, Tom Lane wrote:
> ...the size of the join relation was estimated long before we even
> started to think about nestloop-with-inner-indexscan plans.

That makes a lot of sense.

Matthew

--
Richards' Laws of Data Security:
 1. Don't buy a computer.
 2. If you must buy a computer, don't turn it on.

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