Re: How to get around LIKE inefficiencies?

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От Bruce Momjian
Тема Re: How to get around LIKE inefficiencies?
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Msg-id 200011060357.WAA10931@candle.pha.pa.us
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Ответ на Re: How to get around LIKE inefficiencies?  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: How to get around LIKE inefficiencies?  (The Hermit Hacker <scrappy@hub.org>)
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> Bruce Momjian <pgman@candle.pha.pa.us> writes:
> > I am adding a new TODO item:
> >     * Add SET PERFORMANCE_TIPS option to suggest INDEX, VACUUM, VACUUM
> >       ANALYZE, and CLUSTER
> > Seems we should be able to emit NOTICE messages suggesting performance
> > improvements.
> 
> This would be targeted to help those who refuse to read documentation?
> 
> I'm not following the point here...

Well, I think there is some confusion about when CLUSTER is good, and I
can see people turning it on and running their application to look for
things they forgot, like indexes or vacuum analyze.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
853-3000+  If your life is a hard drive,     |  830 Blythe Avenue +  Christ can be your backup.        |  Drexel Hill,
Pennsylvania19026
 


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