| From: | Grzegorz Jaśkiewicz <gryzman(at)gmail(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Kris Jurka <books(at)ejurka(dot)com>, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: No hash join across partitioned tables? |
| Date: | 2010-03-02 16:27:14 |
| Message-ID: | 2f4958ff1003020827o76dfd233mbd0602093eb65c4a@mail.gmail.com |
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| Lists: | pgsql-hackers pgsql-performance |
On Tue, Mar 2, 2010 at 4:23 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> > On Thu, Feb 25, 2010 at 7:03 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> >> Partially. There are stats now but autovacuum is not bright about
> >> when to update them.
>
> > Is that something you're planning to fix for 9.0? If not, we at least
> > need to document what we intend for people to do about it.
>
> I want to look at it, but I'm not sure whether the fix will be small
> enough that we want to put it in during beta.
>
> I am pretty sure many people will appreciate it, even if it isn't going to
be small.
Is that stat collection across child tables any useful by it self ?
--
GJ
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