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Public Function fBackupDatabase_a(ByVal sBackUpfileName$ _
                                , ByVal sDataBaseName$ _
                                , Optional ByVal sIsAddBackup As Boolean = False _
                                ) As String
                                
    Dim iDb As ADO


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FUNCTION CHANGE_OPERATOR(FORMULA VARCHAR2)
RETURN VARCHAR2
AS
V_FORMULA VARCHAR2(100);
BEGIN
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SELECT a.name
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