|From:||Craig Ringer <craig(at)2ndquadrant(dot)com>|
|To:||Robert Haas <robertmhaas(at)gmail(dot)com>|
|Cc:||Petr Jelinek <petr(at)2ndquadrant(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>, Andres Freund <andres(at)anarazel(dot)de>, Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>|
|Subject:||Re: [PATCH] Transaction traceability - txid_status(bigint)|
|Views:||Raw Message | Whole Thread | Download mbox|
On 16 September 2016 at 21:28, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
> On Thu, Sep 15, 2016 at 8:52 PM, Craig Ringer <craig(at)2ndquadrant(dot)com> wrote:
>> On 2 September 2016 at 23:29, Petr Jelinek <petr(at)2ndquadrant(dot)com> wrote:
>>> You could put it to txid.c where all the other txid stuff is in?
>> Yeah, even though it's in adt/ I think it'll do.
>> I thought I'd need get_xid_in_recent_past() for catalog_xmin hot
>> standby feedback, but upon closer examination the needed logic isn't
>> the same anymore. txid_status() wants to ensure clog lookups are safe
>> and limit by oldest xid, wheras the walsender doesn't actually care
>> about that and is just avoiding wrapped xids.
>> I'm just going back to how it was, all in adt/txid.c, and making it
>> static again. We can move it and make it non-static if a need to do so
>> comes up.
>> Attached rebased patch updated and vs master.
> You appear to have attached the wrong patch set.
Whoops, multitasking fail.
Sorry for the late response, hospitals are "fun".
Craig Ringer http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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