Re: SET variables
От | mlw |
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Тема | Re: SET variables |
Дата | |
Msg-id | 3AFF0E76.7B0A3E92@mohawksoft.com обсуждение исходный текст |
Ответ на | Re: SET variables (Bruce Momjian <pgman@candle.pha.pa.us>) |
Ответы |
Re: SET variables
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Список | pgsql-hackers |
Bruce Momjian wrote: > > > In Oracle, temp tables occupy the same name space. One can not have two or more > > users with the same temp table name without it being the same table. This is > > why temp tables are not as used as one would think in Oracle. > > > > To use a temp table in Oracle you have to some up with some random naming > > scheme. It really blows. Because of this Oracle developers have long stayed > > away from temp tables. > > Wow, that really does stink. I know Informix can't have a temp table > with the same name as a real table, and I thought that was bad, but > Oracle is much worse. > Although.... One can see the advantage in a globally shared temporary table. For instance, something like user web session management. One can insert and update against the temp table and never have to worry about disk I/O or vacuuming. (Assuming a temp table is implemented as a memory buffer) -- 42 was the answer, 49 was too soon. ------------------------ http://www.mohawksoft.com
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