Re: Synchronous replication - patch status inquiry
От | Simon Riggs |
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Тема | Re: Synchronous replication - patch status inquiry |
Дата | |
Msg-id | 1283429018.1834.445.camel@ebony обсуждение исходный текст |
Ответ на | Re: Synchronous replication - patch status inquiry (Fujii Masao <masao.fujii@gmail.com>) |
Ответы |
Re: Synchronous replication - patch status inquiry
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Список | pgsql-hackers |
On Thu, 2010-09-02 at 19:24 +0900, Fujii Masao wrote: > On Wed, Sep 1, 2010 at 7:23 PM, Heikki Linnakangas > <heikki.linnakangas@enterprisedb.com> wrote: > > That requirement falls out from the handling of disconnected standbys. If a > > standby is not connected, what does the master do with commits? If the > > answer is anything else than acknowledge them to the client immediately, as > > if the standby never existed, the master needs to know what standby servers > > exist. Otherwise it can't know if all the standbys are connected or not. > > Thanks. I understood why the registration is required. I don't. There is a simpler design that does not require registration. Please explain why we need registration, with an explanation that does not presume it as a requirement. -- Simon Riggs www.2ndQuadrant.comPostgreSQL Development, 24x7 Support, Training and Services
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