Cannot perform this operation because the connection pool has been closed
来源:互联网 发布:光环大数据培训官网 编辑:程序博客网 时间:2024/05/17 02:50
提供两种种思考方向:
1:是否之前使用过cursor没关闭
2:是否存在多线程操作数据库的问题
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