一篇文章学会Mybatis

核心配置文件

配置映射文件

    select * from emp where hiredate = #{hiredate}




    select * from emp where ename = #{ename} and sal = #{sal}   




    select * from emp where deptno in (
    
    
        #{item}
    
    )




    select * from emp where job = #{job} or deptno = #{deptno} 

映射文件的mapper包对应的pojo是自定义类