Create savepoint

# Session::setSavepoint

(No version information available, might only be in Git)

Session::setSavepoint — Create savepoint

### 说明

public function 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();
    ?>

`↑` and `↓` to navigate • `Enter` to select • `Esc` to close • `/` to open