(PHP 4 >= 4.3.0, PHP 5)

pg_get_pid -- Ping database connection


int pg_get_pid ( resource connection)

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()

Esempio 1. PostgreSQL backend PID

= pg_pconnect ("dbname=publisher");
if (!
$conn) {
"An error occured.\n";

// Backend process PID. Use PID with pg_get_notify()
$pid = pg_get_pid($conn);