Foxtable(狐表)用户栏目专家坐堂 → 移除重复的行


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主题:移除重复的行

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移除重复的行  发帖心情 Post By:2020/6/23 22:04:00 [只看该作者]

Dim idx As String = "-1,"
Dim idx_temp As String = ""
Dim pdr As DataRow = Nothing
Dim count As Integer = 0
Dim cs As String = "SPDM,GG1DM"
For Each dr As DataRow In DataTables("SPCKB").Select("", "SPDM,GG1DM")
   
    Dim flag As Boolean = False
    If pdr IsNot Nothing Then
        For Each c As String In cs.split(",")
            If pdr(c) <> dr(c) Then
                flag = True
                Exit For
            End If
        Next
    End If
    If flag OrElse pdr Is Nothing Then
        If count > 1 Then
            idx &= idx_temp
        End If
        count = 1
        idx_temp = ""
    Else
        count += 1
        idx_temp &= dr("_Identify") & ","
    End If
   
    pdr = dr
Next

If count > 1 Then
    idx &= idx_temp
End If

Tables("SPCKB").filter = "_Identify in (" & idx.trim(",") & ")"

DataTables("SPCKB").RemoveFor("_Identify In (" & idx.trim(",") & ")")  '移除重复行

外部表,没有_Identify这个字段我
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该怎么修改呢

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