mybatis整合mybatis-plus 问题

java.sql.SQLSyntaxErrorException: Unknown column ‘pass_word’ in ‘field list’

这是我的实体表,userName这样的字段,mybatis-plus插件会将其对应到数据库种的user_name列

package cn.itcast.mp.simple.pojo;
import com.baomidou.mybatisplus.annotation.TableName;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
@AllArgsConstructor
@TableName("tb_user")
public class User {

    private Long id;

    private String userName;

    private String password;

    private String name;

    private Integer age;

    private String email;

}

另:

package cn.itcast.mp.simple.mapper;

import cn.itcast.mp.simple.pojo.User;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;

import java.util.List;

public interface UserMapper extends BaseMapper<User> {

    List<User> findAll();

}

这里继承的BaseMapper的接口,泛型T对应实体类,我的类名为User,所以mybatis-plus认为对应的表名应该为user。而数据库中的真是表名为tb_user所以在实体类种用注解 @TableName(“tb_user”)

posted @ 2022-08-03 19:07  correct  阅读(76)  评论(0)    收藏  举报