09 2009 档案

通过DataTable 的列Expression实现 SUM Group by 功能

摘要：DataTable dtData = new DataTable(); dtData.Columns.Add("deptID"); dtData.Columns.Add("DateFlag"); DataColumn dc = new DataColumn(); dc.ColumnName = "value1"; dc.DataType = typeof(decimal); dtData.Colu... 阅读全文

posted @ 2009-09-03 16:58 破刀阅读(4230) 评论(0) 推荐(0)

众神在赌博

09 2009 档案