| From: | Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp> |
|---|---|
| To: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
| Cc: | Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Dean Rasheed <dean(dot)a(dot)rasheed(at)gmail(dot)com>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Tatsuo Ishii <ishii(at)postgresql(dot)org>, David Steele <david(at)pgmasters(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Petr Jelinek <petr(at)2ndquadrant(dot)com>, Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: multivariate statistics (v19) |
| Date: | 2017-01-31 06:52:53 |
| Message-ID: | 3d2c8ff5-89cf-b3cc-3a91-29761046022d@lab.ntt.co.jp |
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| Lists: | pgsql-hackers |
On 2017/01/31 6:57, Tomas Vondra wrote:
> On 01/30/2017 09:37 PM, Alvaro Herrera wrote:
>> Looks good to me. I don't think we need to keep the names very short --
>> I would propose "standistinct", "stahistogram", "stadependencies".
>>
>
> Yeah, I got annoyed by the short names too.
>
> This however reminds me that perhaps pg_mv_statistic is not the best name.
> I know others proposed pg_statistic_ext (and pg_stats_ext), and while I
> wasn't a big fan initially, I think it's a better name. People generally
> don't know what 'multivariate' means, while 'extended' is better known
> (e.g. because Oracle uses it for similar stuff).
>
> So I think I'll switch to that name too.
+1 to pg_statistics_ext. Maybe, even pg_statistics_extended, however
being that verbose may not be warranted.
Thanks,
Amit
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