Horton

Re: parallelize queries containing initplans

Amit Kapila <amit.kapila16@gmail.com>

View thread View on postgr.es
From: Amit Kapila <amit.kapila16@gmail.com>
To: Haribabu Kommi <kommi.haribabu@gmail.com>
Cc: Kuntal Ghosh <kuntalghosh.2007@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2017-09-15T02:45:45Z
Lists: pgsql-hackers

Attachments

On Thu, Aug 31, 2017 at 11:23 AM, Amit Kapila <amit.kapila16@gmail.com> wrote:
> On Mon, Aug 21, 2017 at 2:40 PM, Amit Kapila <amit.kapila16@gmail.com> wrote:
>> On Mon, Aug 21, 2017 at 1:44 PM, Haribabu Kommi
>> <kommi.haribabu@gmail.com> wrote:
>>>
>>>
>>> Thanks for adding more details. It is easy to understand.
>>>
>>> I marked the patch as ready for committer in the commitfest.
>>>
>
> Rebased the patch.  The output of test case added by the patch is also
> slightly changed because of the recent commit
> 7df2c1f8daeb361133ac8bdeaf59ceb0484e315a.  I have verified that the
> new test result is as expected.
>

The latest patch again needs to be rebased.  Find rebased patch
attached with this email.


-- 
With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com

Commits

  1. Pass InitPlan values to workers via Gather (Merge).

  2. Track in the plan the types associated with PARAM_EXEC parameters.

  3. Force rescanning of parallel-aware scan nodes below a Gather[Merge].