Re: date_trunc - not sure what is wrong, but it confuses me.

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От Tom Lane
Тема Re: date_trunc - not sure what is wrong, but it confuses me.
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Msg-id 8946.1313769499@sss.pgh.pa.us
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Ответ на date_trunc - not sure what is wrong, but it confuses me.  (dexdyne <davidc@dexdyne.com>)
Ответы Re: date_trunc - not sure what is wrong, but it confuses me.  (dexdyne <davidc@dexdyne.com>)
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dexdyne <davidc@dexdyne.com> writes:
> So it looks as if date_trunc is taking either type and returning a value of
> the same type.

Yes, as \df would have told you.

> A perfectly reasonable thing to do - but does that correspond with the
> documentation?

Could be a bit more specific, perhaps.

            regards, tom lane

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