@InterfaceAudience.Public public class PutCombiner<K> extends org.apache.hadoop.mapreduce.Reducer<K,Put,K,Put>
K
into a single instance.TableMapReduceUtil
Modifier and Type | Field and Description |
---|---|
private static org.slf4j.Logger |
LOG |
Constructor and Description |
---|
PutCombiner() |
Modifier and Type | Method and Description |
---|---|
protected void |
reduce(K row,
Iterable<Put> vals,
org.apache.hadoop.mapreduce.Reducer.Context context) |
private static final org.slf4j.Logger LOG
public PutCombiner()
protected void reduce(K row, Iterable<Put> vals, org.apache.hadoop.mapreduce.Reducer.Context context) throws IOException, InterruptedException
reduce
in class org.apache.hadoop.mapreduce.Reducer<K,Put,K,Put>
IOException
InterruptedException
Copyright © 2007–2020 The Apache Software Foundation. All rights reserved.