> Does each PostgreSQL process allocating in its own memory (Not shared > memory) a cache of all the database catalog which it access during the SQL > execution? > > I mean does each process holds all the catalog indexes data which it > accessed, all the catalog index statistics etc’ accessed
AFAIK, the shared disk buffers are the only part shared between the processes. Regards, Atri -- Regards, Atri l'apprenant -- Sent via pgsql-hackers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
