日报2025324
今日学习了springboot的前后端连接,完成了增删改查的初步操作,没想到居然和学习jsp时的大差不差,但是springboot似乎无法处理post?
controller
@PostMapping("/add")
public Result add(@RequestBody Employee employee){
employeeService.add(employee);
return Result.success();
}
service
public void add(Employee employee) {
employeeMapper.add(employee);
}
Mapper
void add(Employee employee);
xml
<insert id="add" parameterType="com.example.demo.entity.Employee">
insert into employee(id,name,gender)
values (#{id},#{name},#{gender})
</insert>
同样的,mapper可以写注释进行操作。
@Select("select * from employee where id=#{id}")
Employee selectById(Integer id);

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