Re: Sync Rep: First Thoughts on Code

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От Fujii Masao
Тема Re: Sync Rep: First Thoughts on Code
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Msg-id 3f0b79eb0812112011p6ebfeacah6e8237fd3148c44c@mail.gmail.com
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Ответ на Re: Sync Rep: First Thoughts on Code  (Simon Riggs <simon@2ndQuadrant.com>)
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Hi,

> The idea is that we would be able to have multiple standby servers
> connecting to one primary, yes? It would be useful to have sync
> replication work that it must get an acknowledgement from at least one
> standby before it continues.

No, in my current patch, only one standby can perform WAL streaming.
Of course, Yes in the future (8.5?).

>
> Or do you think we would stream to just one standby, then use the
> archiver (primary or standby) to keep sending files to allow multiple
> additional standby nodes?

Interesting! and Yes, we can.

Regards,

-- 
Fujii Masao
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center


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