The latter, which considers both the function efficiency of the multi-thread and the protection of the multi-process, supports the nested transaction model in ARTs-EDB perfectly.

• 而核外的多进程多线程模型兼顾了多线程的运行效率和多进程地址空间的保护,并且较好的支持了ARTs-EDB的嵌套事务模型。