Re: tracking commit timestamps

From: Petr Jelinek <petr(at)2ndquadrant(dot)com>
To: Andres Freund <andres(at)2ndquadrant(dot)com>
Cc: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, Jaime Casanova <jaime(at)2ndquadrant(dot)com>
Subject: Re: tracking commit timestamps
Date: 2014-11-04 21:03:12
Message-ID: 54593F10.3030405@2ndquadrant.com
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On 04/11/14 09:05, Andres Freund wrote:
> On 2014-11-02 19:27:25 +0100, Petr Jelinek wrote:
>> Well, Michael has point that the extradata is pretty much useless currently,
>> perhaps it would help to add the interface to set extradata?
>
> Only accessible via C and useless aren't the same thing. But sure, add
> it.
>

I actually meant nicer C api - the one that will make it possible to say
for this transaction, use this extradata (or for all transactions from
now on done by this backend use this extradata), instead of current API
where you have to overwrite what RecordCommit already wrote.

--
Petr Jelinek http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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