Re: ERROR: cannot GetMultiXactIdMembers() during recovery
| От | Alvaro Herrera |
|---|---|
| Тема | Re: ERROR: cannot GetMultiXactIdMembers() during recovery |
| Дата | |
| Msg-id | 20150518204546.GU2523@alvh.no-ip.org обсуждение исходный текст |
| Ответ на | Re: ERROR: cannot GetMultiXactIdMembers() during recovery (Simon Riggs <simon@2ndQuadrant.com>) |
| Список | pgsql-hackers |
Simon Riggs wrote: > On 15 May 2015 at 19:03, Alvaro Herrera <alvherre@2ndquadrant.com> wrote: > > > Andres Freund wrote: > > > > > Alternatively we could make MultiXactIdIsRunning() return false < 9.3 > > > when in recovery. I think that'd end up fixing things, but it seems > > > awfully fragile to me. > > > > Hm, why fragile? It seems a pretty decent answer -- pre-9.3, it's not > > possible for a tuple to be "locked" in recovery, is it? I mean, in the > > standby you can't lock it nor update it; the only thing you can do is > > read (select), and that is not affected by whether there is a multixact > > in it. > > It can't return true and won't ever change for <9.3 so I don't see what the > objection is. Pushed. -- Álvaro Herrera http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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