Diego,
Please read the following documentation for a quick start, and then come back with further questions / doubts:
http://www.postgresql.org/docs/7.4/interactive/sql-checkpoint.html Best whishes,
Guido
On 12/7/05, Diego <diego@unimedijui.com.br> wrote: Hi,
I have a question about checkpoint in pg_version 7.4.
What is this and how affect performance of database?
How can i configure this variable for more performance?
Thanks
Diego Ziquinatti
From Brazil
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TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match
--
"Adopting the position that you are smarter than an automatic
optimization algorithm is generally a good way to achieve less
performance, not more" - Tom Lane.