Package org.apache.drill.exec.physical.impl.common

Class ChainedHashTable

java.lang.Object

org.apache.drill.exec.physical.impl.common.ChainedHashTable

public class ChainedHashTable
extends Object

This is a master class used to generate code for HashTables.

Constructor Summary

Constructors

Constructor	Description
ChainedHashTable(HashTableConfig htConfig, FragmentContext context, BufferAllocator allocator, RecordBatch incomingBuild, RecordBatch incomingProbe, RecordBatch outgoing)

Method Summary

Modifier and Type	Method	Description
HashTable	createAndSetupHashTable(TypedFieldId[] outKeyFieldIds)
void	updateIncoming(RecordBatch incomingBuild, RecordBatch incomingProbe)

Methods inherited from class java.lang.Object

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

Constructor Details

ChainedHashTable

public ChainedHashTable(HashTableConfig htConfig,
 FragmentContext context,
 BufferAllocator allocator,
 RecordBatch incomingBuild,
 RecordBatch incomingProbe,
 RecordBatch outgoing)

Method Details

updateIncoming

public void updateIncoming(RecordBatch incomingBuild,
 RecordBatch incomingProbe)

createAndSetupHashTable

public HashTable createAndSetupHashTable(TypedFieldId[] outKeyFieldIds)
                                  throws ClassTransformationException,
IOException,
SchemaChangeException

Throws:

ClassTransformationException

IOException

SchemaChangeException