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主题:关于数据复制引用

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关于数据复制引用  发帖心情 Post By:2020/7/17 4:28:00 [只看该作者]

Dim cmd As New SQLCommand
cmd.C
Dim dt As DataTable
cmd.CommandText = "SQL查询结果 "
dt = cmd.ExecuteReader() 



    Dim Cols1() As String = {"goodsid","elemgid","quantity","quantity","usetime","userdef1","userdef2","userdef3","userdef4","xdqkc","zysl"}
    Dim Cols2() As String = {"goodsid","elemgid","quantity","masterqty","usetime","userdef1","userdef2","userdef3","userdef4","memo","zysl"}

    For Each dr1 As DataRow In DataTables("l_goodsbomnew").SQLSelect("[bomid] = " & bomid.text)
        Dim dr2 As DataRow = DataTables("scdcbom").AddNew()
        For i As Integer = 0 To Cols1.Length -1
            dr2(Cols2(i)) = dr1(Cols1(i))
        Next
    Next

请问老师此种情况下,我的DR1是否能引用的是我前面的查询表?    For Each dr1 As DataRow In DataTables("查询表") ,查询出来的结果集没有名字叫什么表,请问怎么处理?

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帅哥哟,离线,有人找我吗?
hopestarxia
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  发帖心情 Post By:2020/7/17 4:30:00 [只看该作者]

For Each dr1 As DataRow In DataTables("dt")  ?

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  发帖心情 Post By:2020/7/17 9:00:00 [只看该作者]

For Each dr1 As DataRow In dt.Select("[bomid] = " & bomid.text)

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