Re: Hot Standby on git
От | Simon Riggs |
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Тема | Re: Hot Standby on git |
Дата | |
Msg-id | 1254487247.17864.377.camel@ebony.2ndQuadrant обсуждение исходный текст |
Ответ на | Re: Hot Standby on git (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>) |
Ответы |
Re: Hot Standby on git
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Список | pgsql-hackers |
On Fri, 2009-10-02 at 13:52 +0300, Heikki Linnakangas wrote: > Simon Riggs wrote: > > I'd rather just skip this for now. It's a minor case anyway and there's > > nothing stopping writing their own RunningXactData records with a > > function, if it is needed. I can add a function for that. > > That won't help. There's no way to have it in a right place wrt. the > shutdown checkpoint if it's triggered by a user-callable function. I notice that you avoid saying "yes, I agree we should remove the two checks". I will add code to make a shutdown checkpoint be a valid starting place for Hot Standby, as long as there are no in-doubt prepared transactions. That way we know there are no xids still running and no locks, without needing to write a record to say so. -- Simon Riggs www.2ndQuadrant.com
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