Re: Why doesn't the SERIAL data type automatically have a UNIQUE CONSTRAINT

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От Tom Lane
Тема Re: Why doesn't the SERIAL data type automatically have a UNIQUE CONSTRAINT
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Msg-id 5899.1127782998@sss.pgh.pa.us
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Ответ на Why doesn't the SERIAL data type automatically have a UNIQUE CONSTRAINT  (Ferindo Middleton Jr <fmiddleton@verizon.net>)
Ответы Re: Why doesn't the SERIAL data type automatically have a UNIQUE  (Ferindo Middleton Jr <fmiddleton@verizon.net>)
Re: Why doesn't the SERIAL data type automatically have a  (Scott Marlowe <smarlowe@g2switchworks.com>)
Re: Why doesn't the SERIAL data type automatically have a  (Scott Marlowe <smarlowe@g2switchworks.com>)
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Ferindo Middleton Jr <fmiddleton@verizon.net> writes:
> Is there some reason why the SERIAL data type doesn't automatically have 
> a UNIQUE CONSTRAINT.

It used to, and then we decoupled it.  I don't think "I have no use for
one without the other" translates to an argument that no one has a use
for it ...
        regards, tom lane

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