On August 25, 2018 11:41:11 AM PDT, Bruce Momjian <bruce@momjian.us> wrote:
>On Sun, Aug 12, 2018 at 11:21:26AM +0200, Adrien Nayrat wrote:
>> Hello,
>>
>> It seems this feature is missing in releases notes ?
>>
>> commit 1f6d515a67ec98194c23a5db25660856c9aab944
>> Author: Robert Haas <rhaas@postgresql.org>
>> Date: Mon Aug 21 14:43:01 2017 -0400
>>
>> Push limit through subqueries to underlying sort, where possible.
>>
>> Douglas Doole, reviewed by Ashutosh Bapat and by me. Minor
>formatting
>> change by me.
>>
>> Discussion:
>>
>http://postgr.es/m/CADE5jYLuugnEEUsyW6Q_4mZFYTxHxaVCQmGAsF0yiY8ZDggi-w@mail.gmail.com
>
>I looked into this and it is usually a detail we don't have in the
>release notes. It isn't generally interesting enough to user.
This seems quite relevant. Both because it addresses concerns, but also can lead to a worse plan.
Andres
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