主题：清空订单明细表

If dlg.ShowDialog = DialogResult.OK Then

SystemReady = false

Tables("采购订单执行").StopRedraw
    For Each file As String In dlg.FileNames
        Dim Book As New XLS.Book(file)
        Dim Sheet As XLS.Sheet = Book.Sheets(0)

        Dim i As Integer = 5
        Do While (sheet(i,1).Text)<>""
            Dim dr As Row = Tables("采购订单执行").AddNew
            dr("采购组织") = sheet(i,0).Text
            dr("订单编号") = sheet(i,1).Text
            dr("供应商") = sheet(i,3).Text
            dr("采购部门") = sheet(i,5).Text
            dr("订单日期") = sheet(i,6).Text
            dr("行号") = sheet(i,7).Text
            dr("物料编码") = sheet(i,10).Text
            dr("物料名称") = sheet(i,11).Text

            dr("客户") = sheet(i,35).Text
            i = i + 1
        Loop
    Next

Tables("采购订单执行").ResumeRedraw

SystemReady = True
End If

2、保存速度

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