(PHP 4 >= 4.3.0, PHP 5)
pg_ping — Ping database connection
pg_ping() pings a database connection and tries to reconnect it if it is broken.
PostgreSQL database connection resource. When connection is not present, the default connection is used. The default connection is the last connection made by pg_connect() or pg_pconnect().
Returns TRUE on success or FALSE on failure.
Example #1 pg_ping() example
<?php
$conn = pg_pconnect("dbname=publisher");
if (!$conn) {
echo "An error occured.\n";
exit;
}
if (!pg_ping($conn))
die("Connection is broken\n");
?>