Re: shared temp tables
От | Bruce Momjian |
---|---|
Тема | Re: shared temp tables |
Дата | |
Msg-id | 200106210223.f5L2N7H02522@candle.pha.pa.us обсуждение исходный текст |
Ответ на | shared temp tables (mlw <markw@mohawksoft.com>) |
Список | pgsql-hackers |
> I love the fact that temp tables do not exist in every PostgreSQL session, > don't get me wrong. > > The issue is this: most "web environments" have the idea of a session. A > session management scheme based on PostgreSQL exposes PostgreSQL's worst > behavior. Small amount of records, high update/delete rate for each record. So > much so, that it probably isn't realistic to replace something like Oracle with > PostgreSQL in this environment. > > Do "temp tables" suffer the same delete/update behavior of marking the row as > deleted and adding another row? Thus requiring vacuum periodically. > > If not, should/could there be a way to create a temp table that is globally > visible? Temp table are the same as real tables have have the same update behavior. -- Bruce Momjian | http://candle.pha.pa.us pgman@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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