Re: [HACKERS] CTE inlining
От
Alvaro Herrera
Тема
Re: [HACKERS] CTE inlining
Дата
Msg-id
20170504173339.6zrrdrtklyr6d4ih@alvherre.pgsql
Ответ на
Re: [HACKERS] CTE inlining (Andrew Dunstan)
Список
Дерево обсуждения
[HACKERS] CTE inlining Ilya Shkuratov <motr.ilya@ya.ru>
Re: [HACKERS] CTE inlining Yaroslav <ladayaroslav@yandex.ru>
Re: [HACKERS] CTE inlining Andreas Joseph Krogh <andreas@visena.com>
Re: [HACKERS] CTE inlining Thomas Kellerer <spam_eater@gmx.net>
Re: [HACKERS] CTE inlining Craig Ringer <craig.ringer@2ndquadrant.com>
Re: [HACKERS] CTE inlining Tom Lane <tgl@sss.pgh.pa.us>
Re: [HACKERS] CTE inlining Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: [HACKERS] CTE inlining David Fetter <david@fetter.org>
Re: [HACKERS] CTE inlining Robert Haas <robertmhaas@gmail.com>
Re: [HACKERS] CTE inlining Andres Freund <andres@anarazel.de>
Re: [HACKERS] CTE inlining Gavin Flower <GavinFlower@archidevsys.co.nz>
Re: [HACKERS] CTE inlining Serge Rielau <serge@rielau.com>
Re: [HACKERS] CTE inlining Tom Lane <tgl@sss.pgh.pa.us>
Re: [HACKERS] CTE inlining Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: [HACKERS] CTE inlining Andreas Karlsson <andreas@proxel.se>
Re: [HACKERS] CTE inlining Craig Ringer <craig.ringer@2ndquadrant.com>
Re: [HACKERS] CTE inlining "David G. Johnston" <david.g.johnston@gmail.com>
Re: [HACKERS] CTE inlining Andres Freund <andres@anarazel.de>
Re: [HACKERS] CTE inlining Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: [HACKERS] CTE inlining Alvaro Herrera <alvherre@2ndquadrant.com>
Re: [HACKERS] CTE inlining Tom Lane <tgl@sss.pgh.pa.us>
Re: [HACKERS] CTE inlining Joe Conway <mail@joeconway.com>
Re: [HACKERS] CTE inlining Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: [HACKERS] CTE inlining Joe Conway <mail@joeconway.com>
Re: [HACKERS] CTE inlining Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: [HACKERS] CTE inlining Gavin Flower <GavinFlower@archidevsys.co.nz>
Re: [HACKERS] CTE inlining Tom Lane <tgl@sss.pgh.pa.us>
Re: [HACKERS] CTE inlining Serge Rielau <serge@rielau.com>
Re: [HACKERS] CTE inlining Craig Ringer <craig.ringer@2ndquadrant.com>
Re: [HACKERS] CTE inlining Joe Conway <mail@joeconway.com>
Re: [HACKERS] CTE inlining Craig Ringer <craig.ringer@2ndquadrant.com>
Re: [HACKERS] CTE inlining Tom Lane <tgl@sss.pgh.pa.us>
Re: [HACKERS] CTE inlining Stephen Frost <sfrost@snowman.net>
Re: [HACKERS] CTE inlining Joe Conway <mail@joeconway.com>
Re: [HACKERS] CTE inlining Andres Freund <andres@anarazel.de>
Re: [HACKERS] CTE inlining David Rowley <david.rowley@2ndquadrant.com>
Re: [HACKERS] CTE inlining Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Re: [HACKERS] CTE inlining "David G. Johnston" <david.g.johnston@gmail.com>
Re: [HACKERS] CTE inlining Tom Lane <tgl@sss.pgh.pa.us>
Re: [HACKERS] CTE inlining "David G. Johnston" <david.g.johnston@gmail.com>
Re: [HACKERS] CTE inlining Tom Lane <tgl@sss.pgh.pa.us>
Re: [HACKERS] CTE inlining Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: [HACKERS] CTE inlining Serge Rielau <serge@rielau.com>
Re: [HACKERS] CTE inlining Serge Rielau <serge@rielau.com>
Re: [HACKERS] CTE inlining Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: [HACKERS] CTE inlining Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: [HACKERS] CTE inlining Pavel Stehule <pavel.stehule@gmail.com>
Re: [HACKERS] CTE inlining Andres Freund <andres@anarazel.de>
Re: [HACKERS] CTE inlining Pavel Stehule <pavel.stehule@gmail.com>
Re: [HACKERS] CTE inlining Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: [HACKERS] CTE inlining Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: [HACKERS] CTE inlining David Fetter <david@fetter.org>
Re: [HACKERS] CTE inlining Andreas Karlsson <andreas@proxel.se>
Re: [HACKERS] CTE inlining Corey Huinker <corey.huinker@gmail.com>
Re: [HACKERS] CTE inlining "David G. Johnston" <david.g.johnston@gmail.com>
Re: [HACKERS] CTE inlining Andreas Karlsson <andreas@proxel.se>
Re: [HACKERS] CTE inlining "David G. Johnston" <david.g.johnston@gmail.com>
Re: [HACKERS] CTE inlining Craig Ringer <craig@2ndquadrant.com>
Re: [HACKERS] CTE inlining Andreas Karlsson <andreas@proxel.se>
Re: [HACKERS] CTE inlining David Fetter <david@fetter.org>
Re: [HACKERS] CTE inlining Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: [HACKERS] CTE inlining Merlin Moncure <mmoncure@gmail.com>
Re: [HACKERS] CTE inlining Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: [HACKERS] CTE inlining Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: [HACKERS] CTE inlining Craig Ringer <craig@2ndquadrant.com>
Re: [HACKERS] CTE inlining Thomas Kellerer <spam_eater@gmx.net>
Re: [HACKERS] CTE inlining Claudio Freire <klaussfreire@gmail.com>
Re: [HACKERS] CTE inlining David Fetter <david@fetter.org>
Re: [HACKERS] CTE inlining Claudio Freire <klaussfreire@gmail.com>
Re: [HACKERS] CTE inlining David Fetter <david@fetter.org>
Re: [HACKERS] CTE inlining Alvaro Herrera <alvherre@2ndquadrant.com>
Re: [HACKERS] CTE inlining Gavin Flower <GavinFlower@archidevsys.co.nz>
Re: [HACKERS] CTE inlining Thomas Kellerer <spam_eater@gmx.net>
Re: [HACKERS] CTE inlining Albe Laurenz <laurenz.albe@wien.gv.at>
Re: [HACKERS] CTE inlining Kenneth Marshall <ktm@rice.edu>
Re: [HACKERS] CTE inlining Gavin Flower <GavinFlower@archidevsys.co.nz>
Re: [HACKERS] CTE inlining Andreas Karlsson <andreas@proxel.se>
Re: [HACKERS] CTE inlining Tomas Vondra <tomas.vondra@2ndquadrant.com>
Re: [HACKERS] CTE inlining Pavel Stehule <pavel.stehule@gmail.com>
Re: [HACKERS] CTE inlining Merlin Moncure <mmoncure@gmail.com>
Re: [HACKERS] CTE inlining Petr Jelinek <petr.jelinek@2ndquadrant.com>
Re: [HACKERS] CTE inlining Julien Rouhaud <julien.rouhaud@dalibo.com>
Re: [HACKERS] CTE inlining Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: [HACKERS] CTE inlining Vik Fearing <vik.fearing@2ndquadrant.com>
Re: [HACKERS] CTE inlining Ilya Shkuratov <motr.ilya@ya.ru>
Re: [HACKERS] CTE inlining Tom Lane <tgl@sss.pgh.pa.us>
Re: [HACKERS] CTE inlining Bruce Momjian <bruce@momjian.us>
Re: [HACKERS] CTE inlining Merlin Moncure <mmoncure@gmail.com>
Re: [HACKERS] CTE inlining David Rowley <david.rowley@2ndquadrant.com>
Re: [HACKERS] CTE inlining Adam Brusselback <adambrusselback@gmail.com>
Re: [HACKERS] CTE inlining Pavel Stehule <pavel.stehule@gmail.com>
Re: [HACKERS] CTE inlining Corey Huinker <corey.huinker@gmail.com>
Re: [HACKERS] CTE inlining Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: [HACKERS] CTE inlining Craig Ringer <craig@2ndquadrant.com>
Re: [HACKERS] CTE inlining Craig Ringer <craig@2ndquadrant.com>
Re: [HACKERS] CTE inlining Craig Ringer <craig@2ndquadrant.com>
Re: [HACKERS] CTE inlining Thomas Kellerer <spam_eater@gmx.net>
Re: [HACKERS] CTE inlining Oleg Bartunov <obartunov@gmail.com>
Re: [HACKERS] CTE inlining Merlin Moncure <mmoncure@gmail.com>
Re: [HACKERS] CTE inlining Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Re: [HACKERS] CTE inlining Tomas Vondra <tomas.vondra@2ndquadrant.com>
Andrew Dunstan wrote:
> Hadn't though about LATERAL, good point. Still, there will be other cases.
I'm not sure what your point is. We know that for some cases the
optimization barrier semantics are useful, which is why the proposal is
to add a keyword to install one explicitely:
with materialized r as ( select json_populate_record(null::mytype, myjson) as x from mytable ) select (x).* from r;
this would preserve the current semantics.
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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