yhlxj/netflix-dao/src/main/java/com/cyksj/mapper/manage/coupon/CouponMapper.java

package com.cyksj.mapper.manage.coupon;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.cyksj.model.dto.CouponPopularizeDto;
import com.cyksj.model.entity.Coupon;
import org.apache.ibatis.annotations.Select;

/*
 *项目名: netflix
 *文件名: CouponMapper
 *创建者: JavaZou
 *创建时间:2022/11/17 17:23
 */
public interface CouponMapper extends BaseMapper<Coupon> {
	CouponPopularizeDto checkExCode(String couponExCode);

	@Select("select * from `coupon` where id = #{couponId}")
	Coupon getCouponById(Long couponId);
}