Tom thanks for to respond quickly, see more below > marcelo Cortez <jmdc_marcelo@xxxxxxxxxxxx> writes: > > Then i've created "normal" tables but the wal > file > > generated by this tables grows and grows. > > The WAL files shouldn't grow indefinitely unless > you've got some > fairly serious problem that is preventing > checkpoints from occurring. > Look in the server log file to see if there are any > error messages > about that. The select as sentence is used for generated "temporary" or cached tables. Some tables are very big and generate great quantity of data, for that reason the wal for this tables grows. This information is inutil for propositos of backup and is useless to keep it. I explore memcached option or pgmemcache proyect. http://pgfoundry.org/projects/pgmemcache/ any sugestion are welcomed. best regads, MDC > > regards, tom lane > __________________________________________________ Preguntá. Respondé. Descubrí. Todo lo que querías saber, y lo que ni imaginabas, está en Yahoo! Respuestas (Beta). ¡Probalo ya! http://www.yahoo.com.ar/respuestas