Re: AW: Open 7.1 items

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От Tom Lane
Тема Re: AW: Open 7.1 items
Дата
Msg-id 3898.980544642@sss.pgh.pa.us
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Ответ на AW: Open 7.1 items  (Zeugswetter Andreas SB <ZeugswetterA@wien.spardat.at>)
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Zeugswetter Andreas SB  <ZeugswetterA@wien.spardat.at> writes:
> FOREIGN KEY INSERT & UPDATE/DELETE in transaction "change violation"
>> 
>> A well known issue, and I've asked multiple times how exactly
>> we want to define the behaviour for deferred constraints.  Do
>> foreign keys reference just to a key value and are happy with
>> it's existance, or do they refer to a particular row?

> Sorry, to answer late. I didn't know this needed clarification.
> The answer is simple, foreign keys only reference a key value,
> not a particular row.

Cite chapter and verse in the spec, please?
        regards, tom lane


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