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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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---------------------------(end of broadcast)--------------------------- TIP 9: the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match
