Re: [HACKERS] foreign table creation and NOT VALID check constraints

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От Simon Riggs
Тема Re: [HACKERS] foreign table creation and NOT VALID check constraints
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Msg-id CANP8+jL=bbS6cZRc28=AE2_WwQH=K+mg0zzBennFjEiXsyuTtw@mail.gmail.com
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Ответ на [HACKERS] foreign table creation and NOT VALID check constraints  (Amit Langote <Langote_Amit_f8@lab.ntt.co.jp>)
Ответы Re: [HACKERS] foreign table creation and NOT VALID check constraints  (Amit Langote <Langote_Amit_f8@lab.ntt.co.jp>)
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On 1 August 2017 at 07:16, Amit Langote <Langote_Amit_f8@lab.ntt.co.jp> wrote:
> In f27a6b15e656 (9.6 & later), we decided to "Mark CHECK constraints
> declared NOT VALID valid if created with table."  In retrospect,
> constraints on foreign tables should have been excluded from consideration
> in that commit, because the thinking behind the aforementioned commit
> (that the constraint is trivially validated because the newly created
> table contains no data) does not equally apply to the foreign tables case.
>
> Should we do something about that?

In what way does it not apply? Do you have a failure case?

-- 
Simon Riggs                http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services



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