Re: Optimizing query? - Mailing list pgsql-general

From Pavel Stehule
Subject Re: Optimizing query?
Date
Msg-id CAFj8pRB6B3T8o4VGPA_bJhDNSEG72YJLiw-FEkz+ReL52tuHDA@mail.gmail.com
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In response to Re: Optimizing query?  (hamann.w@t-online.de)
Responses Re: Optimizing query?  (Pavel Stehule <pavel.stehule@gmail.com>)
List pgsql-general
2013/2/2  <hamann.w@t-online.de>:
> Pavel Stehule wrote:
>
>>>
>>> but maybe  https://github.com/dimitri/prefix can help
>>>
>
> Hi Pavel,
>
> thanks - this works perfect. However, it does not seem to play well
> with the optimizer, so I ended up with
>
> select all candidates into a temp table using prefix operator
> apply all other conditions by joining that temp table to original ones
>

you can send  proposals to enhancing to Dimitry - He will be happy :)

Regards

Pavel

> Regards
> Wolfgang
>
>
>
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