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Dieses Dokument verwendet PHP-Handbuch für chinesische Websites Freigeben
(PECL mysqlnd-uh >= 1.0.0-alpha)
MysqlndUhConnection::getServerStatistics — Gets the current system status
$connection
)Gets the current system status.
connection
Mysqlnd connection handle. Do not modify!
The system status message.
Example #1 MysqlndUhConnection::getServerStatistics() example
<?php
class proxy extends MysqlndUhConnection {
public function getServerStatistics ( $res ) {
printf ( "%s(%s)\n" , __METHOD__ , var_export ( func_get_args (), true ));
$ret = parent :: getServerStatistics ( $res );
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" );
var_dump ( mysqli_stat ( $mysqli ));
?>
以上例程会输出:
proxy::getServerStatistics(array ( 0 => NULL, )) proxy::getServerStatistics returns 'Uptime: 2059995 Threads: 1 Questions: 126157 Slow queries: 0 Opens: 6377 Flush tables: 1 Open tables: 18 Queries per second avg: 0.61' string(140) "Uptime: 2059995 Threads: 1 Questions: 126157 Slow queries: 0 Opens: 6377 Flush tables: 1 Open tables: 18 Queries per second avg: 0.61"