关于Mybatis的sql注释问题

Mybatis的sql注释

//mapper下的sql注释

package com.msb.mapper;

import com.msb.pojo.Dept;

import com.msb.pojo.Emp;

import org.apache.ibatis.annotations.Delete;

import org.apache.ibatis.annotations.Insert;

import org.apache.ibatis.annotations.Select;

import org.apache.ibatis.annotations.Update;

import java.awt.*;

public interface EmpTestMapper {

    @Select("select * from dept where deptno =#{deptno}")

    Dept findByDeptno(int deptno);

    @Update("update dept set dname =#{dname}, loc =#{loc} where deptno =#{deptno}")

    int updateDept(Dept dept);

    @Insert("insert into dept values(DEFAULT,#{dname},#{loc})")

    int addDept(Dept dept);

    @Delete("delete from dept where deptno =#{deptno}")

    int removeDept(int deptno);

}
  
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