Excerpts from hubert depesz lubaczewski's message of lun feb 27 10:02:57 -0300 2012:
> On Sun, Feb 26, 2012 at 03:04:28PM +0100, Pavel Stehule wrote:
> > Hello
> >
> > I rechecked Depesz's article -
> > http://www.depesz.com/2011/07/01/waiting-for-9-2-not-valid-checks/
> >
> > The behave of current HEAD is different than behave described in article.
> >
> > "alter table a validate constraint a_a_check" needs a access exclusive
> > locks and blocks table modification - I tested inserts.
> yes, looks like we have revert to access exclusive lock:
See commits
2c3d9db56d5d49bdc777b174982251c01348e3d8
and
a195e3c34f1eeb6a607c342121edf48e49067ea9
--
Álvaro Herrera <alvherre@commandprompt.com>
The PostgreSQL Company - Command Prompt, Inc.
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