MyBatis报错：Expected one result (or null) to be returned by selectOne(), but found: 2

时间 2021-07-11

标签 MyBatis 栏目 MyBatis 繁體版

原文原文链接

欢迎访问我的网站:www.ifueen.com Mybatis报错问题一次项目在使用MyBatis进行高级查询的时候，如果传入的值为空报错：Expected one result (or null) to be returned by selectOne(), but found: 2 Mapper.xml如下：不要在意查询的语句，我给出的思路是，如果传进来的name为空，就查询所有，不然就进

>>阅读原文<<

1. Expected one result (or null) to be returned by selectOne(), but found: 2
2. TooManyResultsException: Expected one result (or null) to be returned by selectOne(), but found: 2]
3. 解决 Expected one result (or null) to be returned by selectOne(), but found: 2
4. 解决:TooManyResultsException: Expected one result (or null) to be returned by selectOne(), but found:
5. BUG之Expected one result (or null) to be returned by selectOne(), but found: 4
6. Expected one result (or null) to be returned by selectOne(), but found: 20
7. Expected one result (or null) to be returned by...
8. org.apache.ibatis.exceptions.TooManyResultsException: Expected one result (or null) to be returned
9. 关于Expected one result (or null) to be returned by selectOne(), but found: 3。。。。异常
10. 测试环境部署之填坑记录-Expected one result (or null) to be returned by selectOne(), but found: 2
更多相关文章...
• 错误处理 - RUST 教程
• Thymeleaf扩展2(Say Hello) - Thymeleaf 教程
• 为了进字节跳动，我精选了29道Java经典算法题，带详细讲解
• Kotlin学习（二）基本类型

最新文章

1. gitlab4.0备份还原
2. openstack
3. 深入探讨OSPF环路问题
4. 代码仓库-分支策略
5. Admin-Framework（八）系统授权介绍
6. Sketch教程|如何访问组件视图?
7. 问问自己，你真的会用防抖和节流么？？？？
8. [图]微软Office Access应用终于启用全新图标 Publisher已在路上
9. 微软准备淘汰 SHA-1
10. 微软准备淘汰 SHA-1

本站公众号

欢迎关注本站公众号,获取更多信息

1. Expected one result (or null) to be returned by selectOne(), but found: 2
2. TooManyResultsException: Expected one result (or null) to be returned by selectOne(), but found: 2]
3. 解决 Expected one result (or null) to be returned by selectOne(), but found: 2
4. 解决:TooManyResultsException: Expected one result (or null) to be returned by selectOne(), but found:
5. BUG之Expected one result (or null) to be returned by selectOne(), but found: 4
6. Expected one result (or null) to be returned by selectOne(), but found: 20
7. Expected one result (or null) to be returned by...
8. org.apache.ibatis.exceptions.TooManyResultsException: Expected one result (or null) to be returned
9. 关于Expected one result (or null) to be returned by selectOne(), but found: 3。。。。异常
10. 测试环境部署之填坑记录-Expected one result (or null) to be returned by selectOne(), but found: 2

>>更多相关文章<<