org.apache.hadoop.hive.ql.io.DefaultHivePartitioner Maven / Gradle / Ivy
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package org.apache.hadoop.hive.ql.io;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils;
import org.apache.hadoop.mapred.lib.HashPartitioner;
/** Partition keys by their {@link Object#hashCode()}. */
public class DefaultHivePartitioner extends HashPartitioner implements HivePartitioner {
/** Use {@link Object#hashCode()} to partition. */
@Override
public int getBucket(K2 key, V2 value, int numBuckets) {
return ObjectInspectorUtils.getBucketNumber(key.hashCode(), numBuckets);
}
}