| From: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
|---|---|
| To: | Andres Freund <andres(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Steve Singer <steve(at)ssinger(dot)info>, Petr Jelinek <petr(at)2ndquadrant(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org, Heikki Linnakangas <hlinnakangas(at)vmware(dot)com> |
| Subject: | Re: Replication identifiers, take 4 |
| Date: | 2015-02-22 15:03:59 |
| Message-ID: | 54E9EFDF.1060105@gmx.net |
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| Thread: | |
| Lists: | pgsql-hackers |
On 2/15/15 7:24 PM, Andres Freund wrote:
> On 2015-02-16 01:21:55 +0100, Andres Freund wrote:
>> Here's my next attept attempt at producing something we can agree
>> upon.
>>
>> The major change that might achieve that is that I've now provided a
>> separate method to store the origin_id of a node. I've made it
>> conditional on !REPLICATION_IDENTIFIER_REUSE_PADDING, to show both
>> paths. That new method uses Heikki's xlog rework to dynamically add the
>> origin to the record if a origin is set up. That works surprisingly
>> simply.
I'm trying to figure out what this feature is supposed to do, but the
patch contains no documentation or a commit message. Where is one
supposed to start?
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