<?php
$session = mysql_xdevapi\getSession("mysqlx://user:password@localhost");
$schema = $session->getSchema("addressbook");
$collection = $schema->createCollection("people");
$session->startTransaction();
$result = $collection
->find("age > 50")
->lockShared()
->execute();
// ... 以共享模式读取对象
// 完成事务并解锁文档
$session->commit();
?>