njDaTuSha-service/src/main/java/com/example/zijincao/mapper/TaCountryMapper.java

package com.example.zijincao.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import com.example.zijincao.entity.TaCountry;

 /**
 * 国家种植表;(ta_country)表数据库访问层
 * @author : http://njyunzhi.com
 * @date : 2022-12-9
 */
@Mapper
public interface TaCountryMapper  extends BaseMapper<TaCountry>{

     int updateByName(@Param("name") String name, @Param("num") int num);
 }