PHP マニュアル
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# pg_ping

(no version information, might be only in CVS)

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().

例 1PostgreSQL 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");
    ?>

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