pg_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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