> How "up to date" do the counts need to be? If the count takes 4 > seconds, can you run it every minute and store the counts in a table for > retrieval by the HTTP requests? Now, I am storing integer value for filter in memory with timeout, but in busy server, system sure crash without system memory (>700MB for all combinations, if combinations counted > deleted memory count by timeout). > Or does it absolutely have to be the > exact count at the moment of the request? Some applications could fail, without exact number. -- -- -- Publicidad y Servicios http://www.pas-world.com Directorio http://www.precioventa.com Tienda http://informatica.precioventa.com/es/ Autoridad certificadora http://ca.precioventa.com/es/ -- -- -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance