throw new UnsupportedOperationException();
QueryDataSet dataSet = new QueryDataSet(_connection); String[] names = getExpectedDuplicateNames();   String queryOneRow = "select * from ONLY_PK_TABLE"; dataSet.addTable(names[0], queryOneRow);   String queryNoRow  = "select * from EMPTY_TABLE"; dataSet.addTable(names[1], queryNoRow);   String queryTwoRow = "select * from PK_TABLE where PK0=0 or PK0=1"; dataSet.addTable(names[2], queryTwoRow);  return dataSet;
    protected IDataSet createDuplicateDataSet() throws Exception    {        throw new UnsupportedOperationException();    }