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Java Mysql客户端 Mybatis-Plus 4步快速接入

1,pom增加依赖

<dependencies>

<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-boot-starter</artifactId>
<version>3.1.0</version>
</dependency>

</dependencies>

2,在 Spring Boot 启动类中添加 @MapperScan 注解,扫描 Mapper 文件夹:

@SpringBootApplication
@MapperScan("com.baomidou.mybatisplus.samples.quickstart.mapper")
public class Application {

public static void main(String[] args) {
SpringApplication.run(Application.class, args);
}

}


3,编写实体类 User.java(此处使用了 Lombok

@Data
public class User {
private Long id;
private String name;
private Integer age;
private String email;
}

4,编写Mapper包下的UserMapper接口

public interface UserMapper extends BaseMapper<User> {

}

注:不需要xml文件。


开始使用

    @Autowired
UserMapper userMapper;

@PostMapping("/insert")
@Log
public Result insert() {

User user = new User();
userMapper.insert(user);

return Result.getSuccessNoData();
}


具体CRUD参考文档

​​https://baomidou.com/pages/49cc81/#service-crud-%E6%8E%A5%E5%8F%A3​​


参考:

​​https://baomidou.com/pages/226c21/#%E5%88%9D%E5%A7%8B%E5%8C%96%E5%B7%A5%E7%A8%8B​​

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