Re: Add estimated hit ratio to Memoize in EXPLAIN to explain cost adjustment - Mailing list pgsql-hackers

From Andrei Lepikhov
Subject Re: Add estimated hit ratio to Memoize in EXPLAIN to explain cost adjustment
Date
Msg-id CAMMNXX=AswuOW+5J3DKWPESUzLi_oor=cvG-px5Vprs88JoLDQ@mail.gmail.com
Whole thread Raw
In response to Re: Add estimated hit ratio to Memoize in EXPLAIN to explain cost adjustment  (David Rowley <dgrowleyml@gmail.com>)
List pgsql-hackers
On 23/7/2025 02:11, David Rowley wrote:
> On Wed, 23 Jul 2025 at 02:35, Andrei Lepikhov <lepihov@gmail.com> wrote:
>> However, at first, I'd consider how it could be added to the
>> IncrementalSort and HashJoin. The number of estimated groups/buckets may
>> also provide some insights into the planner's decision.
>
> Sounds like another patch for another thread.
Maybe, it is up to you

> Do you have an argument in mind to support adding the group?
I have not. I just thought that grouping would be helpful for an explain
parser.


--
regards, Andrei Lepikhov



pgsql-hackers by date:

Previous
From: vignesh C
Date:
Subject: Re: Logical Replication of sequences
Next
From: Srinath Reddy Sadipiralla
Date:
Subject: Re: display hot standby state in psql prompt