没有问题:
Dim bd1 As New GroupTableBuilder("统计表1",DataTables("订单"))
Dim dt1 As fxDataSource
bd1.Groups.AddDef("日期",DateGroupEnum.Year,"年") '根据型号分组
bd1.Groups.AddDef("日期",DateGroupEnum.None)'根据型号分组
bd1.Totals.AddDef("数量") '对数量进行统计
dt1 = bd1.BuildDataSource()
Dim bd2 As New GroupTableBuilder("统计表2",DataTables("订单"))
Dim dt2 As fxDataSource
bd2.Groups.AddDef("日期",DateGroupEnum.Year,"年") '根据型号分组
bd2.Groups.AddDef("日期",DateGroupEnum.None)'根据型号分组
bd2.Totals.AddDef("金额") '对金额进行统计
dt2 = bd2.BuildDataSource()
Dim nms() As String = {"年","日期"}
dt1.Combine(nms,dt2,nms) '将销售统计数据组合到进货统计数据
dt1.show("统计表1")