摘要:
var list = dt.AsEnumerable().Select(t => t.Field<string>("Bed")).ToList();Select("过滤条件","排序列") dt.Select(" A > 1","A desc"); //打开资源管理器,并选中导出的文件Process 阅读全文
摘要:
AND DateDiff(dd, convert(varchar(50), '2018-11-28') , DataDate) >= 0AND DateDiff(dd, convert(varchar(50), '2018-11-28') , DataDate) <= 0 SELECT Ceilin 阅读全文