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Re: [HACKERS] WIP: long transactions on hot standby feedback replica/ proof of concept - Mailing list pgsql-hackers

From Andres Freund
Subject Re: [HACKERS] WIP: long transactions on hot standby feedback replica/ proof of concept
Date
Msg-id 20180817154115.yqrvp25fyms24szs@alap3.anarazel.de
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In response to Re: [HACKERS] WIP: long transactions on hot standby feedback replica / proof of concept  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: [HACKERS] WIP: long transactions on hot standby feedback replica/ proof of concept
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On 2018-08-17 11:35:40 -0400, Tom Lane wrote:
> Andres Freund <andres@anarazel.de> writes:
> > On 2018-08-17 18:00:20 +0300, Alexander Korotkov wrote:
> >> So, do we have any objections to committing this?
> 
> > I think this needs more review by other senior hackers in the community.
> 
> TBH it sounds like a horrible hack.  Disable vacuum truncation?

There's another patch, which I thought Alexander was referring to, that
does something a bit smarger.  On a super short skim it seems to
introduce a separate type of AEL lock that's not replicated, by my
reading?

Greetings,

Andres Freund

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