pg_ping

(PHP 4 >= 4.3.0, PHP 5)

pg_ping -- Ping database connection

Description

array pg_ping ( resource connection)

pg_ping() ping database connection, try to reconnect if it is broken. It returns TRUE if connection is alive, otherwise FALSE.

See also pg_connection_status() and pg_connection_reset().

Esempio 1. PostgreSQL fetch array

<?php
$conn
= pg_pconnect ("dbname=publisher");
if (!
$conn) {
    echo
"An error occured.\n";
    exit;
}

if (!
pg_ping($conn))
    die(
"Connection is broken\n");
?>