| From: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
|---|---|
| To: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com> |
| Cc: | Tatsuo Ishii <ishii(at)postgresql(dot)org>, Robert Haas <robertmhaas(at)gmail(dot)com>, david(at)pgmasters(dot)net, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Petr Jelinek <petr(at)2ndquadrant(dot)com>, jeff(dot)janes(at)gmail(dot)com, PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: multivariate statistics (v19) |
| Date: | 2016-08-05 04:24:40 |
| Message-ID: | CAB7nPqS-mGH21ed+cQac6nwx-eFTOzSF3CjO=bz=Eo0ZQDffhw@mail.gmail.com |
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On Wed, Aug 3, 2016 at 10:58 AM, Tomas Vondra
<tomas(dot)vondra(at)2ndquadrant(dot)com> wrote:
> Attached is v19 of the "multivariate stats" patch series - essentially v18
> rebased on top of current master. Aside from a few bug fixes, the main
> improvement is addition of SGML docs demonstrating the statistics in a way
> similar to the current "Row Estimation Examples" (and the docs are actually
> in the same section). I've tried to keep the right amount of technical
> detail (and pointing to the right README for additional details), but this
> may need improvements. I have not written docs explaining how statistics may
> be combined yet (more about this later).
What we have here is quite something:
$ git diff master --stat | tail -n1
77 files changed, 12809 insertions(+), 65 deletions(-)
I will try to get familiar on the topic and added myself as a reviewer
of this patch. Hopefully I'll get feedback soon.
--
Michael
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