pg_pconnectpg_ping
(PHP 4 >= 4.3.0, PHP 5)
pg_ping — Ping database connection
Opis
bool pg_ping
([ resource $connection
] )
pg_ping() pings a database connection and tries to reconnect it if it is broken.
Parametry
- connection
-
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().
Zwracane wartości
Zwraca TRUE w przypadku powodzenia, FALSE w przypadku błędu.
Przykłady
Przykład #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");
?>
Zobacz też:
- pg_connection_status() - Zwraca stan połączenia
- pg_connection_reset() - Restartuje połączenie
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