使用mybatis时出现异常问题: 有如下的错误 Error querying database. Cause: org.apache.ibatis.executor.ExecutorException: A query was run and no Result Maps were found for the Mapped Statement 'user.insertUser!selectKey'. It's likely that neither a Result Type nor a Re…

详细出错代码: org.apache.ibatis.exceptions.PersistenceException: ### Error querying database. Cause: org.apache.ibatis.executor.ExecutorException: A query was run and no Result Maps were found for the Mapped Statement 'cn.mgy.mapper.UserMapper.findById'. I…

mybatis测试方法报错: org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.executor.ExecutorException: A query was run and no Result Maps were found for the Mapped Statement 'com.xxx.mapper.ExamReportStuMapper.findReportStuIsNotA…

在使用mybatis进行多参数传递时,报错: A query was run and no Result Maps were found for the Mapped Statement 'xx.xx.'.  It's likely that neither a Result Type nor a Result Map was specified. 后来发现,原来是没有指定resultMap或resultType mybatis中的所有查询,都必须返回resultType或者resultMap的…

ExecutorException: A query was run and no Result Maps were found for the Mapped Statement 'com.win.mall.dao.CartMapper.test'. It's likely that neither a Result Type nor a Result Map was specified. 原因:mybatis没有resultMap报错 在mapper文件的 select 标签中没有指定 res…

今天在做ssm项目的时候出现了: 先是出现 了错误: mybatis报错:A query was run and no Result Maps were found for the Mapped Statement 这是因为Dao.xml中的select标签中必须指定要返回的值的类型(注意:是返回值的单个类型,即如果你是返回一个List<User>的话,需要指定的是User) 具体的这种错误的解决办法见:https://www.cnblogs.com/isme-zjh/p/11757155.h…

转自:https://blog.csdn.net/u013399093/article/details/53087469 今天编辑mybatis的xml文件,出现如下错误: 程序出现异常[A query was run and no Result Maps were found for the Mapped Statement  '***'.  It's likely that neither a Result Type nor a Result Map was specified. at or…

使用mybatis时出现异常问题: 有如下的错误 Error querying database.  Cause: org.apache.ibatis.executor.ExecutorException: A query was run and no Result Maps were found for the Mapped Statement (后面内容省略) 网上说是oracle不允许插入空值. 但是我没有进行插入操作的,只是进行了查询. 后来看看mybatis的配置文件,漏了一项:res…

今天遇到一个问题,原来是mapper.xml文件出了问题,是使用MyBatis最常见的一种错误 报错的结果是这样的: A query was run and no Result Maps were found for the Mapped Statement 'cn.zrgk.dao.RoleMapper.getRoleList'. It's likely that neither a Result Type nor a Result Map was specified. org.apache.…

今天做springmvc+mybatis+spring的项目的时候发现了一个异常.如下: org.apache.ibatis.builder.IncompleteElementException: Could not find result map java.lang.Integer at org.apache.ibatis.builder.MapperBuilderAssistant.setStatementResultMap(MapperBuilderAssistant.java:346)…