| From: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
|---|---|
| To: | Jeff Janes <jeff(dot)janes(at)gmail(dot)com> |
| Cc: | Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, Amit Khandekar <amitdkhan(dot)pg(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: why not parallel seq scan for slow functions |
| Date: | 2017-09-20 04:15:14 |
| Message-ID: | CAA4eK1L6ZpPgw9dyR=gEY1Hn8bkJOtwjtV2ahJykORNUBD1_xg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Sep 20, 2017 at 3:05 AM, Jeff Janes <jeff(dot)janes(at)gmail(dot)com> wrote:
> On Tue, Sep 19, 2017 at 1:17 PM, Thomas Munro
> <thomas(dot)munro(at)enterprisedb(dot)com> wrote:
>>
>> On Thu, Sep 14, 2017 at 3:19 PM, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
>> wrote:
>> > The attached patch fixes both the review comments as discussed above.
>
>
> that should be fixed by turning costs on the explain, as is the tradition.
>
Right. BTW, did you get a chance to run the original test (for which
you have reported the problem) with this patch?
--
With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com
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