无法读取到新数据

原因分析

https://www.cnblogs.com/lianzhilei/p/7613647.html

解决方法

:param bool autocommit:
    If False (default), autocommit is disabled.
    If True, autocommit is enabled.
    If None, autocommit isn't set and server default is used.

初始化连接时指定为自动提交事务