org.apache.hadoop.hive.ql.exec.vector.mapjoin.fast

Class VectorMapJoinFastBytesHashMap

java.lang.Object

org.apache.hadoop.hive.ql.exec.vector.mapjoin.fast.VectorMapJoinFastHashTable

org.apache.hadoop.hive.ql.exec.vector.mapjoin.fast.VectorMapJoinFastBytesHashTable

org.apache.hadoop.hive.ql.exec.vector.mapjoin.fast.VectorMapJoinFastBytesHashMap

All Implemented Interfaces:

VectorMapJoinBytesHashMap, VectorMapJoinBytesHashTable, VectorMapJoinHashMap, VectorMapJoinHashTable

Direct Known Subclasses:

VectorMapJoinFastMultiKeyHashMap, VectorMapJoinFastStringHashMap

public abstract class VectorMapJoinFastBytesHashMap
extends VectorMapJoinFastBytesHashTable
implements VectorMapJoinBytesHashMap

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.exec.vector.mapjoin.fast.VectorMapJoinFastBytesHashTable

keyStore, slotTriples

Fields inherited from class org.apache.hadoop.hive.ql.exec.vector.mapjoin.fast.VectorMapJoinFastHashTable

keysAssigned, largestNumberOfSteps, loadFactor, logicalHashBucketCount, logicalHashBucketMask, metricExpands, metricPutConflict, resizeThreshold, writeBuffersSize

Constructor Summary

Constructors

Constructor and Description
VectorMapJoinFastBytesHashMap(int initialCapacity, float loadFactor, int writeBuffersSize)

Method Summary

Methods

Modifier and Type	Method and Description
void	assignSlot(int slot, byte[] keyBytes, int keyStart, int keyLength, long hashCode, boolean isNewKey, org.apache.hadoop.io.BytesWritable currentValue)
VectorMapJoinHashMapResult	createHashMapResult()
JoinUtil.JoinResult	lookup(byte[] keyBytes, int keyStart, int keyLength, VectorMapJoinHashMapResult hashMapResult)

Methods inherited from class org.apache.hadoop.hive.ql.exec.vector.mapjoin.fast.VectorMapJoinFastBytesHashTable

add, findReadSlot, putRow, putRow

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.hadoop.hive.ql.exec.vector.mapjoin.hashtable.VectorMapJoinHashTable

putRow

Constructor Detail

VectorMapJoinFastBytesHashMap

public VectorMapJoinFastBytesHashMap(int initialCapacity,
                             float loadFactor,
                             int writeBuffersSize)

Method Detail

createHashMapResult

public VectorMapJoinHashMapResult createHashMapResult()

Specified by:

createHashMapResult in interface VectorMapJoinHashMap

assignSlot

public void assignSlot(int slot,
              byte[] keyBytes,
              int keyStart,
              int keyLength,
              long hashCode,
              boolean isNewKey,
              org.apache.hadoop.io.BytesWritable currentValue)

Specified by:

assignSlot in class VectorMapJoinFastBytesHashTable

lookup

public JoinUtil.JoinResult lookup(byte[] keyBytes,
                         int keyStart,
                         int keyLength,
                         VectorMapJoinHashMapResult hashMapResult)

Specified by:

lookup in interface VectorMapJoinBytesHashMap