| From: | Merlin Moncure <mmoncure(at)gmail(dot)com> |
|---|---|
| To: | Rajmohan C <csrajmohan(at)gmail(dot)com> |
| Cc: | pgsql novice <pgsql-novice(at)postgresql(dot)org> |
| Subject: | Re: plan forcing in postgresql |
| Date: | 2014-03-17 17:52:52 |
| Message-ID: | CAHyXU0zXCuSbpLtiVmZo-5VvVT_9+7MrRy=q4z+8jRjkvpXDyA@mail.gmail.com |
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| Lists: | pgsql-novice |
On Mon, Mar 17, 2014 at 10:53 AM, Rajmohan C <csrajmohan(at)gmail(dot)com> wrote:
> I am implementing Planner hints in Postgresql to force the optimizer to
> select a particular plan for a query on request from sql input. I am having
> trouble in modifying the planner code. I want to create a path node of hint
> plan and make it the plan to be used by executor. How do I enforce this ?
> Should I create a new Plan for this ..how to create a plan node which can be
> then given directly to executor for a particular query?
This thread is cross posted with -hackers. (the main discussion is there).
merlin
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