Le jeudi 20 décembre 2007, Decibel! a écrit :
> A work-around others have used is to have the trigger just insert
> into a 'staging' table and then periodically take the records from
> that table and summarize them somewhere else.

And you can even use the PgQ skytools implementation to easily have this kind 
of 'staging'-table with a producer and one or many subscribers. See those 
references if you're interrested:
http://kaiv.wordpress.com/2007/10/19/skytools-database-scripting-framework-pgq/
  http://skytools.projects.postgresql.org/doc/pgq-sql.html
  http://skytools.projects.postgresql.org/doc/pgq-admin.html
  http://skytools.projects.postgresql.org/doc/pgq-nodupes.html

Hope this helps, regards,
-- 
dim

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