Re: Auto Vacuum optimisation - Mailing list pgsql-hackers

From Japin Li
Subject Re: Auto Vacuum optimisation
Date
Msg-id ME0P300MB04455AF56886A71BE11BA927B6292@ME0P300MB0445.AUSP300.PROD.OUTLOOK.COM
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List pgsql-hackers
On Wed, 27 Nov 2024 at 15:51, wenhui qiu <qiuwenhuifx@gmail.com> wrote:
> HI Japin Li
>      Thank you for you reply, Do you think that removing the log2 algorithm because it will be more frequent,I think
sql
> server chose sqrt algorithm after their long-term verification, I think we need to retain sqrt algorithm,The
relevant
> documents are here(
> https://learn.microsoft.com/en-us/sql/relational-databases/statistics/statistics?view=sql-server-ver16),I will
providea
 
> new patch later with your  reply
>

Worth a try.

However, I don't think we need to based on {vac,anl}_scale_factor when using
the sqrt algorithm.

-- 
Regrads,
Japin Li



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