| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Julien Rouhaud <julien(dot)rouhaud(at)dalibo(dot)com> |
| Cc: | tushar <tushar(dot)ahuja(at)enterprisedb(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, James Sewell <james(dot)sewell(at)lisasoft(dot)com>, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Paul Ramsey <pramsey(at)cleverelephant(dot)ca>, Andreas Ulbrich <andreas(dot)ulbrich(at)matheversum(dot)de> |
| Subject: | Re: Choosing parallel_degree |
| Date: | 2016-04-13 17:17:48 |
| Message-ID: | CA+TgmoZ51FYTBGfbstbfMn0C7_jKpk1+ck27UX-pUwbCC3Kk8g@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, Apr 12, 2016 at 6:31 PM, Julien Rouhaud
<julien(dot)rouhaud(at)dalibo(dot)com> wrote:
> On 11/04/2016 22:53, Julien Rouhaud wrote:
>> On 11/04/2016 17:44, Robert Haas wrote:
>>> We should probably add the number of workers actually obtained to the
>>> EXPLAIN ANALYZE output. That's been requested before.
>>
>> If it's not too late for 9.6, it would be very great.
>
> Just in case I attach a patch to implement it. I'll add it to the next
> commitfest.
I think we should go with "Workers Planned" and "Workers Launched",
capitalized exactly that way, and lose "Number Of".
I would be inclined to view this as a reasonable 9.6 cleanup of
parallel query, but other people may wish to construe things more
strictly than I would.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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