(PHP 4 >= 4.3.0)
pg_get_pid() gets backend (database server process) PID. PID is useful to check if NOTIFY message is sent from other process or not.
See also pg_get_notify()
Příklad 1. PostgreSQL backend PID
<?php $conn = pg_pconnect ("dbname=publisher"); if (!$conn) { echo "An error occured.\n"; exit; } // Backend process PID. Use PID with pg_get_notify() $pid = pg_get_pid($conn); ?>