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mybatis报错 Specified class is an interface

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mybatis报错 Error instantiating interface com.atguigu.mybatis.dao.DepartmentMapper with invalid types () or values ()

mybatis报错 Error instantiating interface com.atguigu.mybatis.dao.DepartmentMapper with invalid types () or values () 错因在于把 <association property="dept" select="com.atguigu.mybatis.dao.DepartmentMapper.getDeptById" column="d_id&q…

oracle+mybatis报错：BindingException("Invalid bound statement (not found): ")

oracle+mybatis报错:BindingException("Invalid bound statement (not found): ") 从mysql转到oracle数据库:原来mysql保存数据的时候有的字段可以是Null值得,到了oracle里面,字段为null会报错. 于是乎使用了mybatis-plus插件. 在保存数据是email字段是可以为空的. @TableField(value="EMAIL", el="email, jdbcT…

mybatis报错Mapped Statements collection does not contain value for com.inter.IOper

首页 > 精品文库 > mybatis报错Mapped Statements collection does not contain value for com.inter.IOper mybatis报错Mapped Statements collection does not contain value for com.inter.IOper 2015-04-09 浏览(52)   [摘要:正在顺序挪用IOperation接心中的getAllItems方式时,涌现了以下毛病: Excepti…

mybatis报错：Invalid bound statement (not found)

mybatis报错:Invalid bound statement (not found)的原因很多,但是正如报错提示一样,找不到xml中的sql语句,报错的情况分为三种: 第一种:语法错误 Java DAO层接口 public void delete(@Param("id")String id); Java 对应的mapper.xml文件 <?xml version="1.0" encoding="UTF-8"?> <!DOC…

Springboot项目下mybatis报错：Invalid bound statement (not found)

mybatis报错:Invalid bound statement (not found)的原因很多,但是正如报错提示一样,找不到xml中的sql语句,报错的情况分为三种: 第一种:语法错误 Java DAO层接口 public void delete(@Param("id")String id); Java 对应的mapper.xml文件 <?xml version="1.0" encoding="UTF-8"?> <!DOC…

mybatis报错：A query was run and no Result Maps were found for the Mapped Statement、、Property [login_ip] not found on type [com.thinkgem.jeesite.common.permission.entity.PremissUser]问题解决

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…

Mybatis 报错

Mybatis 报错 builder.BuilderException: Error parsing SQL Mapper Configuration Caused by: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: java.io.IOException: Could not find resource com/xxx/dao/UserDao.xml 这个原…

Mybatis报错:Could not find resource mybatis-conf.xml

Mybatis报错:Could not find resource mybatis-conf.xml 报错截图: 报错内容: java.io.IOException: Could not find resource mybatis-conf.xml at org.apache.ibatis.io.Resources.getResourceAsStream(Resources.java:114) at org.apache.ibatis.io.Resources.getResourceAsStre…

解决Mybatis 报错Invalid bound statement (not found)

解决Mybatis 报错Invalid bound statement (not found) 出现此错误的原因 1.xml文件不存在 2.xml文件和mapper没有映射上 namespace指定映射mapper的路径错误 id和mapper中的方法名不一致 3.xml文件在java目录下而不在resource目录下,因此生成target中无xml 场景 ​ 在使用Mybatis-plus框架时,自定义mapper接口和xm文件时,由于使用的是MP的自动生成代码插件,导致mapper接口和xm…