Re: partitioning - changing a slot's descriptor is expensive

From: David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: Amit Khandekar <amitdkhan(dot)pg(at)gmail(dot)com>, Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp>, Ashutosh Bapat <ashutosh(dot)bapat(at)enterprisedb(dot)com>, Amit Langote <amitlangote09(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Robert Haas <robertmhaas(at)gmail(dot)com>
Subject: Re: partitioning - changing a slot's descriptor is expensive
Date: 2018-08-20 11:24:02
Message-ID: CAKJS1f_joBu+DCN75FJpYj7PVwv5rfqb1227PL5EKFKLzdK=+w@mail.gmail.com
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On 20 August 2018 at 23:21, Andres Freund <andres(at)anarazel(dot)de> wrote:
> On 2018-08-20 16:40:17 +0530, Amit Khandekar wrote:
>> On 20 August 2018 at 14:45, Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp> wrote:
>> > By the way, I think it might be a good idea to
>> > try to merge this patch with the effort in the following thread.
>> >
>> > * Reduce partition tuple routing overheads *
>> > https://commitfest.postgresql.org/19/1690/
>>
>> Yes. I guess, whichever commits later needs to be rebased on the earlier one.
>
> I think I'd rather keep this patch separate, it's pretty simple, so we
> should be able to commit it fairly soon.

+1. I think that patch is already big enough.

I'm perfectly fine with rebasing that if this one gets committed first.

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

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