pgsql: Fix costing for disk-based hash aggregation.

From: Jeff Davis <jdavis(at)postgresql(dot)org>
To: pgsql-committers(at)lists(dot)postgresql(dot)org
Subject: pgsql: Fix costing for disk-based hash aggregation.
Date: 2020-03-28 19:13:51
Message-ID: E1jIGtz-0002Vc-LI@gemulon.postgresql.org
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-committers

Fix costing for disk-based hash aggregation.

Report and suggestions from Richard Guo and Tomas Vondra.

Discussion: https://postgr.es/m/CAMbWs4_W8fYbAn8KxgidAaZHON_Oo08OYn9ze=7remJymLqo5g@mail.gmail.com

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/7351bfeda33b60b69c15791c7eb77a127546df26

Modified Files
--------------
src/backend/executor/nodeAgg.c | 2 ++
src/backend/optimizer/path/costsize.c | 30 ++++++++++++++----------------
2 files changed, 16 insertions(+), 16 deletions(-)

Browse pgsql-committers by date

  From Date Subject
Next Message Andres Freund 2020-03-28 19:29:52 pgsql: Ensure snapshot is registered within ScanPgRelation().
Previous Message Tom Lane 2020-03-28 18:43:23 Re: pgsql: Add kqueue(2) support to the WaitEventSet API.