RE: [GENERAL] Multi-threading on PostgreSQL?
От | Tiago Hermans |
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Тема | RE: [GENERAL] Multi-threading on PostgreSQL? |
Дата | |
Msg-id | 001a01becef8$538b4540$07581f18@tiago-s-dell.hawaii.rr.com обсуждение исходный текст |
Ответ на | Re: [GENERAL] Multi-threading on PostgreSQL? (Bruce Momjian <maillist@candle.pha.pa.us>) |
Список | pgsql-general |
> > My concern comes from the fact that there's no multi-threading > support in > > PostgreSQL and since we expect many customers to be connected > at the same > > time on multiple connections, I am afraid the time to perform the SQL > > statements will be much longer, since they'll all be queued one > after the > > other. Therefore, if one query takes a long time, all the other > queries have > > to wait behind before being executed. > > > > Am I missing something or are my assumptions correct? > > Also, does PostgreSQL supports international characters? > > We certainly process multiple queries at the same time. We are not > multi-threaded in the sense we don't run multiple queries inside the > same process. Each connection gets its own process. > > I am interested to hear why you thought we only do one query at a time. > Is there some information we published or someone else published that > lead you to that conclusion. In the URL: http://www.postgresql.org/doxlist.html the "Multi-threaded" and "Parallel Query" bullets are not active. I guess these words should be explained with a hyperlink to avoid confusion. You have such a great product, if I didn't register on the mailing list and posted this message, I would have been totally wrong in my assumptions, and looking at the history of the list, I am not the only one. Anyway, we are downloading PostgreSQL today and will port our SQL code to try it out. Thank you for your reply and clarification on this. Tiago
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