JDBC连接失败java.sql.SQLException: ...ClassCastException: BigInteger cannot be cast to Long
在代码里连接数据库执行批量插入，结果一直报错如上。 最后发现是mysql jar包的问题 原来的jar包版本和我的MySQL版本不一致。最后把mysql-connector-java-5.1.22改成mysql-connector-java-5.1.48就行了
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相关文章
- 1. ClassCastException: java.util.LinkedHashMap cannot be cast to com.example.demo.bean.DepartmentInfo
- 2. ClassCastException: com.demoapp.dialog.img.LoadingView cannot be cast to com.demolib.dialog.img.Load
- 3. jedis报ClassCastException: [B cannot be cast to XXX
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