pytest/lib/palo_sql/palo_distribution.py

#!/bin/env python
# -*- coding: utf-8 -*-
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
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# under the License.

"""
palo distribution info
"""


class DistributionInfo(object):
    """
    distribution即二级分区信息
    """
    def __init__(self, distribution_type=None, bucket_num=None):
        self.distribution_type = distribution_type
        self.bucket_num = bucket_num

    def __str__(self):
        sql = 'DISTRIBUTED BY %s' % self.distribution_type
        if self.bucket_num is not None:
            sql = '%s BUCKETS %d' % (sql, self.bucket_num)
        return sql