Re: On partitioning

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От Amit Langote
Тема Re: On partitioning
Дата
Msg-id 00cb01d018c2$9eb97260$dc2c5720$@lab.ntt.co.jp
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Ответ на Re: On partitioning  (Robert Haas <robertmhaas@gmail.com>)
Ответы Re: On partitioning
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Robert wrote:
> On Sun, Dec 14, 2014 at 9:12 PM, Amit Langote
> <Langote_Amit_f8@lab.ntt.co.jp> wrote:
> > This means if a user puts arbitrary expressions in a partition definition, say,
> >
> > ... FOR VALUES  extract(month from current_date) TO extract(month from
> current_date + interval '3 months'),
> >
> > we make sure that those expressions are pre-computed to literal values.
>
> I would expect that to fail, just as it would fail if you tried to
> build an index using a volatile expression.

Oops, wrong example, sorry. In case of an otherwise good expression?

Thanks,
Amit





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