结构
controller，
Dao 这个是数据库的，D database
service
serviceimpl
Mapper.xml 具体SQL语句
增 add
XXXcontroller｛
@autowired
private Iabcservice abcserviseimpl
@postmapping(value ="/addabc)
@apioperation(value=“新增XXX”, notes=)
public response addabc (
@requestbody @apiparam(value ="",default="",
required=true) map param){
return abc service impl . addXXX(param);
}
)
｝