Re: Temporary tables

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От Gaetano Mendola
Тема Re: Temporary tables
Дата
Msg-id 41125519.9090907@bigfoot.com
обсуждение исходный текст
Ответ на Temporary tables  (G u i d o B a r o s i o <gbarosio@uolsinectis.com.ar>)
Список pgsql-performance
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G u i d o B a r o s i o wrote:

| The box:
| Linux 2.4.24-ck1
| 8  Intel(R) Xeon(TM) MP CPU 2.80GHz
| 4 gb RAM.
| Postgresql 7.4.2
|
| The problem:
| Short in disk space. (waiting new hard)
|
| The real problem:
| Developers usually write queries involving the creation of temporary tables.

I seen too this behavior, till I explained that this is a valid sql:

select T.* from ( select * from table t where a = 5 ) AS T join foo using ( bar );


show us a typical function that use temporary tables.



Regards
Gaetano Mendola






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