Re: ALTER TABLE RENAME fix

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От Bruce Momjian
Тема Re: ALTER TABLE RENAME fix
Дата
Msg-id 200111122026.fACKQLt22708@candle.pha.pa.us
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Ответ на Re: ALTER TABLE RENAME fix  (Brent Verner <brent@rcfile.org>)
Список pgsql-patches
> On 12 Nov 2001 at 18:28 (+0100), Peter Eisentraut wrote:
> | Brent Verner writes:
> |
> | > These patches fix the problem where an
> | >
> | >   ALTER TABLE <table> RENAME <oldcolumn> TO <newcolumn>
> | >
> | > did not update the RI_ triggers if the oldcolumn was referenced in
> | > a RI constraint.
> |
> | Instead of trying to fix this, how about making the RI triggers not use
> | the column names in the first place.  (Instead they should use the oid of
> | the table and the attnums.)
>
> I agree with you.  Two things led me toward the current approach
> (modifying tgargs)
>   1) it would require fewer changes to get correct behavior, which
>      was important as late in beta as I started and
>   2) I had /some/ idea of how to get it done ;-)
>
> I'll begin to look at what would be required to do it the right
> way for 7.3.

Added to TODO:

    * Make triggers refer to columns by oid, not name

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