Re: 7.4 compatibility question

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От Tom Lane
Тема Re: 7.4 compatibility question
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Msg-id 8468.1066796494@sss.pgh.pa.us
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Ответ на Re: 7.4 compatibility question  (Christopher Kings-Lynne <chriskl@familyhealth.com.au>)
Ответы Re: 7.4 compatibility question  (Bruce Momjian <pgman@candle.pha.pa.us>)
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Christopher Kings-Lynne <chriskl@familyhealth.com.au> writes:
>>> Now that DEFAULT 'now' will not work in PostgreSQL 7.4,  will DEFAULT 
>>> 'infinity' and DEFAULT '-infinity' and the like stop working as well? 
>> 
>> No, because those values don't change over time.  The issue here is when
>> exactly does the default value get evaluated...

> Ah, of course - but what about 'yesterday' and 'tomorrow' - these should 
> also be mentioned in the release notes.

Good point ... not that I think anyone is actually using such a default
in the field, but the behavior did change ...
        regards, tom lane


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