/**
* 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
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.hadoop.hive.metastore.hbase.stats.merge;
import org.apache.hadoop.hive.metastore.api.BinaryColumnStatsData;
import org.apache.hadoop.hive.metastore.api.ColumnStatisticsObj;
public class BinaryColumnStatsMerger extends ColumnStatsMerger {
@Override
public void merge(ColumnStatisticsObj aggregateColStats, ColumnStatisticsObj newColStats) {
BinaryColumnStatsData aggregateData = aggregateColStats.getStatsData().getBinaryStats();
BinaryColumnStatsData newData = newColStats.getStatsData().getBinaryStats();
aggregateData.setMaxColLen(Math.max(aggregateData.getMaxColLen(), newData.getMaxColLen()));
aggregateData.setAvgColLen(Math.max(aggregateData.getAvgColLen(), newData.getAvgColLen()));
aggregateData.setNumNulls(aggregateData.getNumNulls() + newData.getNumNulls());
}
}