def _get_dataset_data(self, dataset, **options):
        updated_options = options
        # if we have only one column index, let the api
        # handle the column filtering since the api supports this
        if len(dataset.requested_column_indexes) > 1:
            params = {'column_index': dataset.requested_column_indexes[0]}
            # only change the options per request
            updated_options = options.copy()
            updated_options = Util.merge_options('params', params, **updated_options)
        return dataset.data(**updated_options)
dataset/ETHPy150Open quandl/quandl-python/quandl/model/merged_dataset.py/MergedDataset._get_dataset_data/operator `==` -> `>`