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Re: How to implement a uniqueness constraint across multiple tables? - Mailing list pgsql-general

From Marti Raudsepp
Subject Re: How to implement a uniqueness constraint across multiple tables?
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Msg-id CABRT9RBA=LyWNfo6G10iM+72yfSuXGPLL5TFxOJqKgeOdDZ3kQ@mail.gmail.com
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In response to How to implement a uniqueness constraint across multiple tables?  (Kynn Jones <kynnjo@gmail.com>)
Responses Re: How to implement a uniqueness constraint across multiple tables?  (Rob Sargent <robjsargent@gmail.com>)
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On Thu, Jul 31, 2014 at 9:38 PM, Kynn Jones <kynnjo@gmail.com> wrote:
> Does PostgreSQL have a good way to enforce the uniqueness of super_id values
> across multiple tables?

Well that's easy: no.

Regards,
Marti

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