20210304 最大持仓数设置0时，显示为空

xiaoyong931011

2021-03-04 4f33f1db1931ea4eac3c6f7aa5c62c670862aae0

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package com.xcong.excoin.modules.documentary.dao; 
 
import com.baomidou.mybatisplus.core.mapper.BaseMapper; 
import com.xcong.excoin.modules.documentary.entity.FollowTraderLabelEntity; 
 
public interface FollowTraderLabelDao extends BaseMapper<FollowTraderLabelEntity> { 
 
}