Re: Regression from 8.4 to 9.1.2/9.1.3: Optimizing filters on constants in unions

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От Tom Lane
Тема Re: Regression from 8.4 to 9.1.2/9.1.3: Optimizing filters on constants in unions
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Msg-id 390.1331918266@sss.pgh.pa.us
обсуждение исходный текст
Ответ на Regression from 8.4 to 9.1.2/9.1.3: Optimizing filters on constants in unions  (Claus Stadler <cstadler@informatik.uni-leipzig.de>)
Ответы Re: Regression from 8.4 to 9.1.2/9.1.3: Optimizing filters on constants in unions
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Claus Stadler <cstadler@informatik.uni-leipzig.de> writes:
> Filtering a Union on constant custom type:
> ...
> Expected: Query optimizer should discard the scan as filter cannot be
> satisfied.

I've applied a patch for this.  Thanks for the report!

            regards, tom lane

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