Re: strange performance regression between 7.4 and 8.1 - Mailing list pgsql-performance

From Tom Lane
Subject Re: strange performance regression between 7.4 and 8.1
Date
Msg-id 13668.1172851811@sss.pgh.pa.us
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In response to Re: strange performance regression between 7.4 and 8.1  ("Alex Deucher" <alexdeucher@gmail.com>)
Responses Re: strange performance regression between 7.4 and 8.1  ("Alex Deucher" <alexdeucher@gmail.com>)
List pgsql-performance
"Alex Deucher" <alexdeucher@gmail.com> writes:
> Anyway, new numbers after the analyze.
> Unfortunately, they are improved, but still not great:

Why are the index names different between the old and new servers?
Is that just cosmetic, or is 8.2 actually picking a different
(and less suitable) index for the c1 queries?

            regards, tom lane

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