Package com.illumon.iris.db.v2.by

Class StaticChunkedOperatorAggregationStateManager

java.lang.Object

com.illumon.iris.db.v2.by.StaticChunkedOperatorAggregationStateManager

public class StaticChunkedOperatorAggregationStateManager
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final int	CHUNK_SIZE
static final double	DEFAULT_MAX_LOAD_FACTOR
static final double	DEFAULT_TARGET_LOAD_FACTOR

Method Summary

Modifier and Type	Method	Description
void	add(SafeCloseable bc, OrderedKeys orderedKeys, ColumnSource<?>[] sources, org.apache.commons.lang3.mutable.MutableInt nextOutputPosition, WritableIntChunk<Attributes.KeyIndices> outputPositions)
void	doRehash(com.illumon.iris.db.v2.by.StaticChunkedOperatorAggregationStateManager.BuildContext bc)
int	findPositionForKey(Object key)
ColumnSource[]	getKeyHashTableSources()
SafeCloseable	makeAggregationStateBuildContext(ColumnSource<?>[] buildSources, long maxSize)
boolean	rehashRequired()
void	setMaximumLoadFactor(double maximumLoadFactor)
void	setTargetLoadFactor(double targetLoadFactor)

Methods inherited from class java.lang.Object

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

Field Details

CHUNK_SIZE

public static final int CHUNK_SIZE

See Also:

• Constant Field Values

DEFAULT_MAX_LOAD_FACTOR

public static final double DEFAULT_MAX_LOAD_FACTOR

See Also:

• Constant Field Values

DEFAULT_TARGET_LOAD_FACTOR

public static final double DEFAULT_TARGET_LOAD_FACTOR

See Also:

• Constant Field Values

Method Details

add

public void add(SafeCloseable bc,
 OrderedKeys orderedKeys,
 ColumnSource<?>[] sources,
 org.apache.commons.lang3.mutable.MutableInt nextOutputPosition,
 WritableIntChunk<Attributes.KeyIndices> outputPositions)

makeAggregationStateBuildContext

public SafeCloseable makeAggregationStateBuildContext(ColumnSource<?>[] buildSources,
 long maxSize)

doRehash

public void doRehash(com.illumon.iris.db.v2.by.StaticChunkedOperatorAggregationStateManager.BuildContext bc)

rehashRequired

public boolean rehashRequired()

setTargetLoadFactor

public void setTargetLoadFactor(double targetLoadFactor)

setMaximumLoadFactor

public void setMaximumLoadFactor(double maximumLoadFactor)

getKeyHashTableSources

public ColumnSource[] getKeyHashTableSources()

findPositionForKey

public int findPositionForKey(Object key)