import com.anwen.mongo.sql.model.BaseModelID;

/**
 * @TableName：配置对应的表名，不配置默认使用小写类名，通过dataSource属性切换数据源
 **/
@TableName(value="对应的表名",dataSource="配置多数据源时的slaveName"/*不配置dataSource默认使用主数据源*/)
public class User extends BaseModelID { 
  @TableField("user_name")//标识对应数据库中的字段
  private String username;
  private int status;
  private int age;
  private String gender;
  private Date joinDate;
  private int roleId;
  private String roleName;
}

import com.anwen.mongo.sql.IService;
import org.apache.catalina.User;
//如果和MyBatisPlus一起使用的话，只需要使用注入IService的方式就可以了
public interface MongoServiceImpl extends IService<User> {
        
}

import com.anwen.mongo.config.MongoDBConnectProperty;
import com.anwen.mongo.sql.ServiceImpl;
import com.mongodb.MongoClient;
import org.apache.catalina.User;
//如果和MyBatisPlus一起使用的话，只需要使用注入IService的方式就可以了
public class MongoServiceImpl extends ServiceImpl<User> implements MongoService {
    
}

import org.apache.catalina.User;

@RestController
@RequestMapping("/user")
public class UserController {

  @Autowired
  private MongoService mongoService;
  
  //如果和MyBatisPlus一起使用的话，只需要使用注入IService的方式就可以了
//  private IService<User> service;  

  @GetMapping("/index")
  public void index() {
    List<User> userList = mongoService.lambdaQuery().eq(User::getName,"张三").ne(User::getUsername,"admin").list();
    mongoService.save(new User());
    mongoService.updateById(new User());
    mongoService.removeById(1);
  }

}

<dependency>
    <groupId>com.gitee.anwena</groupId>
    <artifactId>mongo-plus-boot-starter</artifactId>
    <version>2.0.2</version>
</dependency>

mongo-plus:
  data:
    mongodb:
      host: 127.0.0.1
      port: 27017
      database: test
      username: admin
      password: admin
      authenticationDatabase: admin
      connectTimeoutMS: 50000

mongo-plus:
  data:
    mongodb:
      host: 127.0.0.1
      port: 27017
      database: test
      username: admin #没有可不写
      password: admin #没有可不写
      slaveDataSource[0]:
        slaveName: test1
        host: 127.0.0.1
        port: 27017
        database: database1
        username: admin #没有可不写
        password: admin #没有可不写
      slaveDataSource[1]:
        slaveName: test2
        host: 127.0.0.1
        port: 27017
        database: database2
        username: admin #没有可不写
        password: admin #没有可不写