org.apache.drill.exec.physical.rowSet

Class IndirectRowSet

java.lang.Object

org.apache.drill.exec.physical.rowSet.AbstractRowSet

org.apache.drill.exec.physical.rowSet.AbstractSingleRowSet

org.apache.drill.exec.physical.rowSet.IndirectRowSet

All Implemented Interfaces:

RowSet, RowSet.SingleRowSet

public class IndirectRowSet
extends AbstractSingleRowSet

Single row set coupled with an indirection (selection) vector, specifically an SV2.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.drill.exec.physical.rowSet.RowSet

RowSet.ExtendableRowSet, RowSet.HyperRowSet, RowSet.HyperRowSetBuilder, RowSet.SingleRowSet

Field Summary

Fields inherited from class org.apache.drill.exec.physical.rowSet.AbstractRowSet

container, schema

Constructor Summary

Constructors

Constructor and Description
IndirectRowSet(DirectRowSet directRowSet, Set<Integer> skipIndices)
IndirectRowSet(VectorContainer container)

Method Summary

Modifier and Type	Method and Description
void	clear()
static IndirectRowSet	fromContainer(VectorContainer container)
static IndirectRowSet	fromSv2(VectorContainer container, SelectionVector2 sv2)
SelectionVector2	getSv2()
BatchSchema.SelectionVectorMode	indirectionType()
boolean	isExtendable()
boolean	isWritable()
RowSetReader	reader()
long	size() Return the size in memory of this record set, including indirection vectors, null vectors, offset vectors and the entire (used and unused) data vectors.
RowSet.SingleRowSet	toIndirect()
RowSet.SingleRowSet	toIndirect(Set<Integer> skipIndices)

Methods inherited from class org.apache.drill.exec.physical.rowSet.AbstractSingleRowSet

buildReader

Methods inherited from class org.apache.drill.exec.physical.rowSet.AbstractRowSet

allocator, batchSchema, container, print, rowCount, schema, toString, vectorAccessible

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.drill.exec.physical.rowSet.RowSet

allocator, batchSchema, container, print, rowCount, schema, vectorAccessible

Constructor Detail

IndirectRowSet

public IndirectRowSet(VectorContainer container)

IndirectRowSet

public IndirectRowSet(DirectRowSet directRowSet,
                      Set<Integer> skipIndices)

Method Detail

fromContainer

public static IndirectRowSet fromContainer(VectorContainer container)

fromSv2

public static IndirectRowSet fromSv2(VectorContainer container,
                                     SelectionVector2 sv2)

getSv2

public SelectionVector2 getSv2()

clear

public void clear()

Specified by:

clear in interface RowSet

Overrides:

clear in class AbstractRowSet

reader

public RowSetReader reader()

isExtendable

public boolean isExtendable()

isWritable

public boolean isWritable()

indirectionType

public BatchSchema.SelectionVectorMode indirectionType()

toIndirect

public RowSet.SingleRowSet toIndirect()

toIndirect

public RowSet.SingleRowSet toIndirect(Set<Integer> skipIndices)

size

public long size()

Description copied from interface: RowSet

Return the size in memory of this record set, including indirection vectors, null vectors, offset vectors and the entire (used and unused) data vectors.

Specified by:

size in interface RowSet

Overrides:

size in class AbstractSingleRowSet

Returns:

memory size in bytes