pg_pconnect
pg_port
PostgreSQL Функции
PHP Manual

# pg_ping

(PHP 4 >= 4.3.0, PHP 5)

pg_ping — Ping database connection

### Описание

bool pg_ping ([ resource `$connection` ] )

pg_ping() pings a database connection and tries to reconnect it if it is broken.

### Список параметров

`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().

### Возвращаемые значения

Возвращает `TRUE` в случае успешного завершения или `FALSE` в случае возникновения ошибки.

### Примеры

Пример #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");
?>`

### Смотрите также

- pg_connection_status() - Get connection status
- pg_connection_reset() - Reset connection (reconnect)

pg_pconnect
pg_port
PostgreSQL Функции
PHP Manual