Re: cursors outside transactions
От | Hiroshi Inoue |
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Тема | Re: cursors outside transactions |
Дата | |
Msg-id | 3E7931A1.6124DAD6@tpf.co.jp обсуждение исходный текст |
Ответ на | Re: cursors outside transactions (Bruce Momjian <pgman@candle.pha.pa.us>) |
Ответы |
Re: cursors outside transactions
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Список | pgsql-hackers |
Bruce Momjian wrote: > > Hiroshi Inoue wrote: > > > I don't see how you can class out of memory in the same likelyhood as > > > out of disk --- sure they are both real possible failures, but clearly > > > the latter is more rare and giving folks backing store for large result > > > sets is a big win in my book. > > > > Other than the out of disk/memory problem, there 's > > another problem. What I expect of cursors is the > > constant response time while handling them. > > Cursors outside transactions either need materialization or long-lived > locks AccessShare table locks are only needed. What is wrong with it ? regards, Hiroshi Inouehttp://www.geocities.jp/inocchichichi/psqlodbc/
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