MysqlndUhConnection::query
(PECL mysqlnd-uh >= 1.0.0-alpha)
MysqlndUhConnection::query — Performs a query on the database
Описание
public MysqlndUhConnection::query
( mysqlnd_connection
$connection
, string $query
) : boolPerforms a query on the database (COM_QUERY).
Список параметров
-
connection
-
Mysqlnd connection handle. Do not modify!
-
query
-
The query string.
Возвращаемые значения
Returns true
on success.
Otherwise, returns false
Примеры
Пример #1 MysqlndUhConnection::query() example
<?php
class proxy extends MysqlndUhConnection {
public function query($res, $query) {
printf("%s(%s)\n", __METHOD__, var_export(func_get_args(), true));
$query = "SELECT 'How about query rewriting?'";
$ret = parent::query($res, $query);
printf("%s returns %s\n", __METHOD__, var_export($ret, true));
return $ret;
}
}
mysqlnd_uh_set_connection_proxy(new proxy());
$mysqli = new mysqli("localhost", "root", "", "test");
$res = $mysqli->query("SELECT 'Welcome mysqlnd_uh!' FROM DUAL");
var_dump($res->fetch_assoc());
?>
Результат выполнения данного примера:
proxy::query(array ( 0 => NULL, 1 => 'SELECT \'Welcome mysqlnd_uh!\' FROM DUAL', )) proxy::query returns true array(1) { ["How about query rewriting?"]=> string(26) "How about query rewriting?" }
Смотрите также
- mysqlnd_uh_set_connection_proxy() - Installs a proxy for mysqlnd connections
- mysqli_query() - Выполняет запрос к базе данных
- mysql_query() - Посылает запрос MySQL