Create savepoint

# Session::setSavepoint

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Session::setSavepoint — Create savepoint

### 説明

public mysql_xdevapi\Session::setSavepoint ([ string `$name` ] ) : string

Create a new savepoint for the transaction.

警告

この関数は、 現在のところ詳細な情報はありません。引数のリストのみが 記述されています。

### パラメータ

`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.

### 返り値

The name of the save point.

### 例

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();
?>`