PostgreSQL's clients(front ends) and servers(back ends). A PostgreSQL client can
connect to pgpool as if it were a standard PostgreSQL server.
pgpool caches the connection to PostgreSQL server to reduce the overhead to
establish the connection to it.
WWW: http://pgpool.projects.postgresql.org/
PR: 87701
Submitted by: Choe, Cheng-Dae <whitekid@gmail.com>