WebDec 6, 2024 · Mybatis的resultMap基本应用_51CTO博客_resultmap. 04. Mybatis的resultMap基本应用. resultMap 元素是 MyBatis 中最重要最强大的元素。. 它就是让你远 … WebSep 30, 2013 · 2. If it's reasonable to re-write your query as a join: select e.* from emp e inner join department d on e.id = d.order where d.name = 'testing' order by d.order asc. Where this would change your results is if there are multiple rows in department with the same order value matching one or more rows in emp - in which case this query will …
Spring Boot整合Mybatis的基础使用-复杂对象一对多映射 - 51CTO
WebJul 22, 2024 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Web1、根据 nestedQueryId 获取 MappedStatement; 2、生成参数对象; 3、获取 BoundSql; 4、创建结果加载器 ResultLoader; 5、检测当前属性是否需要进行延迟加载,若需要,则添 … i love wedding gowns
org.apache.ibatis.mapping.ResultMapping.getResultSet java
WebJun 27, 2024 · 1. 来自于一个新的select语句产生的新结果集(通过select属性引用另一个元素的id). 2. 来自于多余的结果集对象中,这种来源的前提是allowMultiQueries=true允许多sql查询。. 还需要给每个结果集设置一个名称。. 在属性映射中配置resultSet属性引用结果集名称(如:). 3 ... Web负责解析 case 元素的方法是 processNestedResultMappings () 方法,该方法我们在前面已经讲过了,他负责解析嵌套结果映射配置,并返回嵌套结果映射对应的 ResultMap 对象的全局引用 ID. 需要注意的是,在调用 processNestedResultMappings () 方法时,传入的 resultMappings 集合,该参数是从 ... WebMyBatis SQL mapper framework for Java. Contribute to mybatis/mybatis-3 development by creating an account on GitHub. i love wendy