Re: multivariate statistics v14 - Mailing list pgsql-hackers

From Tatsuo Ishii
Subject Re: multivariate statistics v14
Date
Msg-id 20160322.194101.1823396309134293700.t-ishii@sraoss.co.jp
Whole thread Raw
In response to Re: multivariate statistics v14  (Tomas Vondra <tomas.vondra@2ndquadrant.com>)
Responses Re: multivariate statistics v14  (Tomas Vondra <tomas.vondra@2ndquadrant.com>)
List pgsql-hackers
>> Hum. So without 0006 or beyond, there's not much benefit for the
>> PostgreSQL users, and you are not too confident about 0006 or
>> beyond. Then I would think it is a little bit hard to justify in
>> putting 000[2-5] into 9.6. I really like this feature and would like
>> to see in PostgreSQL someday, but I'm not sure if we should put the
>> patches (0002-0005) into PostgreSQL now. Please let me know if there's
>> some reaons we should put the patches into PostgreSQL now.
> 
> I don't think so. While being able to combine multiple statistics is
> certainly useful, I'm convinced that the initial patched add enough

Can you please elaborate a little bit more how combining multiple
statistics is useful?

Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp



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