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Re: Optimizer improvements: to do or not to do? - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Optimizer improvements: to do or not to do?
Date
Msg-id 6032.1158123886@sss.pgh.pa.us
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In response to Re: Optimizer improvements: to do or not to do?  ("Say42" <andrews42@yandex.ru>)
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"Say42" <andrews42@yandex.ru> writes:
> Usual case in data request is a joining detail and some master tables
> into a single relation.

Optimizing on the basis of only one example is seldom a good idea...
and I think you are falling into that trap by supposing that there
is a "usual case".
        regards, tom lane

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