Re: [GENERAL] Multi-threading on PostgreSQL?
От | Bruce Momjian |
---|---|
Тема | Re: [GENERAL] Multi-threading on PostgreSQL? |
Дата | |
Msg-id | 199909231736.NAA20278@candle.pha.pa.us обсуждение исходный текст |
Список | pgsql-docs |
Vince, can you please make this change for me? [Charset iso-8859-1 unsupported, filtering to ASCII...] > > > 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 > > -- Bruce Momjian | http://www.op.net/~candle maillist@candle.pha.pa.us | (610) 853-3000+ If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania19026
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