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47 lines
1022 B
Plaintext
47 lines
1022 B
Plaintext
Function SQLRandomIDs(proc, params, fname, count)
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Dim i, rs, records, reccount, normalized
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On Error Resume Next
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PushError
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SQLRandomIDs = Null
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Set rs = iOpen(proc, params)
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If CheckPopError Then
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Exit Function
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End If
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If rs.EOF Then
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rs.Close
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Set rs = Nothing
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Exit Function
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End If
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records = rs.GetRows(adGetRowsRest, , fname)
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If CheckPopError Then
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Exit Function
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End If
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rs.Close
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Set rs = Nothing
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reccount = UBound(records, 2) - LBound(records, 2) + 1
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If IsNull(count) Or IsEmpty(count) Then
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count = reccount
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ElseIf (count < 0) Then
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count = reccount
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End If
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If (reccount >= count) Then
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normalized = RandomArray(count, LBound(records, 2), UBound(records, 2))
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For i = LBound(normalized) To UBound(normalized)
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normalized(i) = records(0, normalized(i))
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Next
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Else
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normalized = RandomArray(reccount, LBound(records, 2), UBound(records, 2))
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For i = LBound(normalized) To UBound(normalized)
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normalized(i) = records(0, normalized(i))
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Next
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End If
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SQLRandomIDs = normalized
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End Function |