Re: CTE inlining

From: Andres Freund <andres(at)anarazel(dot)de>
To: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Craig Ringer <craig(dot)ringer(at)2ndquadrant(dot)com>, Ilya Shkuratov <motr(dot)ilya(at)ya(dot)ru>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: CTE inlining
Date: 2017-04-30 23:21:33
Message-ID: 20170430232133.o7tcwxja7w6ah4jv@alap3.anarazel.de
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On 2017-04-30 07:19:21 +0200, Pavel Stehule wrote:
> why we cannot to introduce GUC option - enable_cteoptfence ?

Doesn't really solve the issue, and we've generally shied away from GUCs
that influence behaviour after a few bad experiences. What if you want
one CTE inlined, but another one not?

- Andres

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