Re: check constraint validation takes access exclusive locks
От | Pavel Stehule |
---|---|
Тема | Re: check constraint validation takes access exclusive locks |
Дата | |
Msg-id | CAFj8pRD-FZh-aiWJoba3zMvsfK-o3t98ipDbkhoxuaE2GBsncQ@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: check constraint validation takes access exclusive locks (Alvaro Herrera <alvherre@commandprompt.com>) |
Список | pgsql-hackers |
2012/2/27 Alvaro Herrera <alvherre@commandprompt.com>: > > Excerpts from Pavel Stehule's message of lun feb 27 10:41:32 -0300 2012: >> >> 2012/2/27 Alvaro Herrera <alvherre@commandprompt.com>: >> > >> > 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 >> >> this block a sense of NOT VALIDATE constraints. > > Yeah :-( > >> Is it final behave or will be fixed on 9.2? > > It's final for 9.2 AFAIK. It's supposed to get fixed during the 9.3 > timeframe. ok thank you for info Pavel > > -- > Álvaro Herrera <alvherre@commandprompt.com> > The PostgreSQL Company - Command Prompt, Inc. > PostgreSQL Replication, Consulting, Custom Development, 24x7 support
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