Session::setSavepoint

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Session::setSavepoint — Create savepoint

说明

public mysql_xdevapi\Session::setSavepoint(string $name = ?): string

Create a new savepoint for the transaction.

警告

本函数还未编写文档，仅有参数列表。

参数

name: The name of the savepoint. The name is auto-generated if the optional name parameter is not defined as 'SAVEPOINT1', 'SAVEPOINT2', and so on.

返回值

The name of the save point.

示例

示例 #1 mysql_xdevapi\Session::setSavepoint() example

<?php
$session    = mysql_xdevapi\getSession("mysqlx://user:password@localhost");
$collection = $session->getSchema("addressbook")->getCollection("names");

$session->startTransaction();
$collection->add( '{"test1":1, "test2":2}' )->execute();

$savepoint = $session->setSavepoint();

$collection->add( '{"test3":3, "test4":4}' )->execute();

$session->releaseSavepoint($savepoint);
$session->rollback();
?>