Re: Querying with multicolumn index

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Eric Jiang <eric(at)doublemap(dot)com>
Cc: Daniel Blanch Bataller <daniel(dot)blanch(dot)bataller(at)gmail(dot)com>, pgsql-performance(at)postgresql(dot)org, Eric Clark <eclark(at)doublemap(dot)com>
Subject: Re: Querying with multicolumn index
Date: 2016-12-11 00:49:23
Message-ID: 14684.1481417363@sss.pgh.pa.us
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-performance

Eric Jiang <eric(at)doublemap(dot)com> writes:
> We aren't using any special planner settings - all enable_* options are "on".

No, I'm asking about the cost settings (random_page_cost etc). The cost
estimates you're showing seem impossible with the default settings.

regards, tom lane

In response to

Responses

Browse pgsql-performance by date

  From Date Subject
Next Message Tom Lane 2016-12-11 00:51:33 Re: Querying with multicolumn index
Previous Message Tomas Vondra 2016-12-10 20:34:18 Re: Querying with multicolumn index