package com.example.demo; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.mybatis.spring.annotation.MapperScan; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.cloud.netflix.eureka.EnableEurekaClient; import org.springframework.scheduling.annotation.EnableScheduling; @SpringBootApplication @EnableScheduling @EnableEurekaClient @MapperScan("com.example.demo.mapper")//将项目中对应的mapper类的路径加进来就可以了 public class DemoApplication { protected static final Logger logger = LoggerFactory.getLogger(DemoApplication.class); public static void main(String[] args) { SpringApplication.run(DemoApplication.class, args); } }