cubrid_is_instance

(PECL CUBRID >= 8.3.0)

cubrid_is_instance — Check whether the instance pointed by OID exists

Description

int cubrid_is_instance ( resource $conn_identifier , string $oid )

The cubrid_is_instance() function is used to check whether the instance pointed by the given oid exists or not.

Parameters

conn_identifier: Connection identifier.
oid: OID of the instance that you want to check the existence.

Return Values

1, if such instance exists;

0, if such instance does not exist;

-1, in case of error

Examples

Example #1 cubrid_is_instance() example


<?php
$conn = cubrid_connect("localhost", 33000, "demodb");

$sql = <<<EOD
SELECT host_year, medal, game_date 
FROM game 
WHERE athlete_code IN 
    (SELECT code FROM athlete WHERE name='Thorpe Ian');
EOD;

$req = cubrid_execute($conn, $sql, CUBRID_INCLUDE_OID);
$oid = cubrid_current_oid($req);

$res = cubrid_is_instance ($conn, $oid);
if ($res == 1) {
    echo "Instance pointed by $oid exists.\n";
} else if ($res == 0){
    echo "Instance pointed by $oid doesn't exist.\n";
} else {
    echo "error\n";
}

cubrid_disconnect($conn);
?>

The above example will output:

Instance pointed by @0|0|0 doesn't exist.

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PHP5

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Nov 21
Функция cubrid_is_instance() - Check whether the instance pointed by OID exists

cubrid_is_instance

Description

Parameters

Return Values

Examples

See Also

Коментарии

404 Not Found

PHP5

Для web разработчика

Nov 21Функция cubrid_is_instance() - Check whether the instance pointed by OID exists

cubrid_is_instance

Description

Parameters

Return Values

Examples

See Also

Коментарии

404 Not Found

Nov 21
Функция cubrid_is_instance() - Check whether the instance pointed by OID exists