Re: Avoid extra Sort nodes between WindowAggs when sorting can be reused
From:
Andrew Gierth <andrew(at)tao11(dot)riddles(dot)org(dot)uk>
To:
Daniel Gustafsson <daniel(at)yesql(dot)se>
Cc:
Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Alexander Kuzmenkov <a(dot)kuzmenkov(at)postgrespro(dot)ru>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject:
Re: Avoid extra Sort nodes between WindowAggs when sorting can be reused