Driver_Database_Driver_MySQLI_Transaction::is_root

是否父事务

null Driver_Database_Driver_MySQLI_Transaction::is_root( )

File: ./drivers/database/mysqli/transaction.class.php

public function is_root()
{
    if (!$this->id) return false;
    return isset(Database_Driver_MySQLI_Transaction::$transactions[$this->_connection_id]) && key(Database_Driver_MySQLI_Transaction::$transactions[$this->_connection_id]) == $this->id;
}