Re: Problems with ALTER DOMAIN patch

It is an idea if no better one can be found, unless we don't want ALTER
DOMAIN at all, which doesn't seem good.

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Tom Lane wrote:
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > I have an idea. Rather than doing some complex locking for types, why
> > don't we just restrict ALTER DOMAIN to cases where we are the only one
> > attached to the database, as seen in dropdb().
>
> Yech!
>
> > would allow the regression test to work too because no one is attached
> > to 'regression' at the time of the test.
>
> No, we'd just get random reports of unreproducible failures.
>
> FWIW, I frequently attach to the regression database with a manual psql
> while the regression tests are running. It's a useful thing to do ---
> I've more than once found bugs that way.
>
> regards, tom lane
>
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