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

Class VectorMapJoinOptimizedHashMap

java.lang.Object

org.apache.hadoop.hive.ql.exec.vector.mapjoin.optimized.VectorMapJoinOptimizedHashTable

org.apache.hadoop.hive.ql.exec.vector.mapjoin.optimized.VectorMapJoinOptimizedHashMap

All Implemented Interfaces:

MemoryEstimate, VectorMapJoinBytesHashMap, VectorMapJoinBytesHashTable, VectorMapJoinHashMap, VectorMapJoinHashTable

Direct Known Subclasses:

VectorMapJoinOptimizedLongHashMap, VectorMapJoinOptimizedMultiKeyHashMap, VectorMapJoinOptimizedStringHashMap

public class VectorMapJoinOptimizedHashMap
extends VectorMapJoinOptimizedHashTable
implements VectorMapJoinBytesHashMap

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	VectorMapJoinOptimizedHashMap.HashMapResult
protected static class	VectorMapJoinOptimizedHashMap.NonMatchedBytesHashMapIterator

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.exec.vector.mapjoin.optimized.VectorMapJoinOptimizedHashTable

VectorMapJoinOptimizedHashTable.SerializedBytes

Field Summary

Fields inherited from class org.apache.hadoop.hive.ql.exec.vector.mapjoin.optimized.VectorMapJoinOptimizedHashTable

adapterDirectAccess, containerDirectAccess, originalTableContainer

Constructor Summary

Constructors

Constructor and Description
VectorMapJoinOptimizedHashMap(MapJoinTableContainer originalTableContainer, MapJoinTableContainer.ReusableGetAdaptor hashMapRowGetter)

Method Summary

Modifier and Type	Method and Description
VectorMapJoinHashMapResult	createHashMapResult()
VectorMapJoinNonMatchedIterator	createNonMatchedIterator(MatchTracker matchTracker)
JoinUtil.JoinResult	lookup(byte[] keyBytes, int keyOffset, int keyLength, VectorMapJoinHashMapResult hashMapResult)
JoinUtil.JoinResult	lookup(byte[] keyBytes, int keyOffset, int keyLength, VectorMapJoinHashMapResult hashMapResult, MatchTracker matchTracker)

Methods inherited from class org.apache.hadoop.hive.ql.exec.vector.mapjoin.optimized.VectorMapJoinOptimizedHashTable

containsLongKey, createMatchTracker, doLookup, getEstimatedMemorySize, putRow, putRowInternal, size, spillPartitionId

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

containsLongKey, createMatchTracker, putRow, size, spillPartitionId

Methods inherited from interface org.apache.hadoop.hive.common.MemoryEstimate

getEstimatedMemorySize

Constructor Detail

VectorMapJoinOptimizedHashMap

public VectorMapJoinOptimizedHashMap(MapJoinTableContainer originalTableContainer,
                                     MapJoinTableContainer.ReusableGetAdaptor hashMapRowGetter)

Method Detail

createHashMapResult

public VectorMapJoinHashMapResult createHashMapResult()

Specified by:

createHashMapResult in interface VectorMapJoinHashMap

createNonMatchedIterator

public VectorMapJoinNonMatchedIterator createNonMatchedIterator(MatchTracker matchTracker)

Specified by:

createNonMatchedIterator in interface VectorMapJoinHashTable

Overrides:

createNonMatchedIterator in class VectorMapJoinOptimizedHashTable

lookup

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

Specified by:

lookup in interface VectorMapJoinBytesHashMap

Throws:

IOException

lookup

public JoinUtil.JoinResult lookup(byte[] keyBytes,
                                  int keyOffset,
                                  int keyLength,
                                  VectorMapJoinHashMapResult hashMapResult,
                                  MatchTracker matchTracker)
                           throws IOException

Specified by:

lookup in interface VectorMapJoinBytesHashMap

Throws:

IOException