20210304 跟单只允许跟一个交易员

xiaoyong931011

2021-03-05 41a5e33865a5fa32249d74b443d3f05b571111b6

 src/main/java/com/xcong/excoin/modules/member/dao/MemberLevelRateDao.java

@@ -2,6 +2,9 @@

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.xcong.excoin.modules.member.entity.MemberLevelRateEntity;
import org.apache.ibatis.annotations.Param;

public interface MemberLevelRateDao extends BaseMapper<MemberLevelRateEntity> {

    public MemberLevelRateEntity selectLeverRateByMemberIdAndSymbol(@Param("memberId") Long memberId, @Param("symbol") String symbol);
}