def _get_join_type(self, op):
        jname = self._join_names[type(op)]

        # Impala requires this
        if len(op.predicates) == 0:
            jname = self._join_names[ops.CrossJoin]

        return jname
dataset/ETHPy150Open cloudera/ibis/ibis/impala/compiler.py/_TableSetFormatter._get_join_type/original