Re: Multithread Query Planner
От | Frederico |
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Тема | Re: Multithread Query Planner |
Дата | |
Msg-id | 81A3CBE0-D917-476F-9E24-EC0E5151572D@gmail.com обсуждение исходный текст |
Ответ на | Re: Multithread Query Planner (Dimitri Fontaine <dimitri@2ndQuadrant.fr>) |
Ответы |
Re: Multithread Query Planner
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Список | pgsql-hackers |
This means it's possible use threads? Att, Fred Enviado via iPad Em 13/01/2012, às 20:47, Dimitri Fontaine <dimitri@2ndQuadrant.fr> escreveu: > Christopher Browne <cbbrowne@gmail.com> writes: >> Yes, don't try to use threads. >> >> <http://wiki.postgresql.org/wiki/Developer_FAQ#Why_don.27t_you_use_threads.2C_raw_devices.2C_async-I.2FO.2C_.3Cinsert_your_favorite_wizz-bang_feature_here.3E.3F> >> >> ... threads are not currently used instead of multiple processes for >> backends because: > > I would only add that the backend code is really written in a process > based perspective, with a giant number of private variables that are in > fact global variables. > > Trying to “clean” that out in order to get to threads… wow. > > Regards, > -- > Dimitri Fontaine > http://2ndQuadrant.fr PostgreSQL : Expertise, Formation et Support
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