/**
* 返回上次插入的id
*
* @return int
*/
public function lastInsertId()
{
$db = self::$conn_manager->getWriteConnection();
return $db->insertId();
}
/**
* 返回上次插入的id
*
* @return int
*/
public function lastInsertId()
{
$db = self::$conn_manager->getWriteConnection();
return $db->insertId();
}