Package com.illumon.iris.db.v2.updateby.minmax

Class LongCumMinMaxOperator

java.lang.Object

com.illumon.iris.db.v2.updateby.internal.BaseLongUpdateByOperator

com.illumon.iris.db.v2.updateby.minmax.LongCumMinMaxOperator

All Implemented Interfaces:

UpdateByOperator

public class LongCumMinMaxOperator
extends BaseLongUpdateByOperator

Nested Class Summary

Nested classes/interfaces inherited from class com.illumon.iris.db.v2.updateby.internal.BaseLongUpdateByOperator

BaseLongUpdateByOperator.Context

Nested classes/interfaces inherited from interface com.illumon.iris.db.v2.updateby.UpdateByOperator

UpdateByOperator.UpdateContext

Field Summary

Fields inherited from class com.illumon.iris.db.v2.updateby.internal.BaseLongUpdateByOperator

affectingColumns, bucketLastVal, initialized, isRedirected, maybeInnerSource, outputSource, pair, singletonGroup, singletonVal

Fields inherited from interface com.illumon.iris.db.v2.updateby.UpdateByOperator

ZERO_LENGTH_OP_ARRAY

Constructor Summary

Constructors

Constructor	Description
LongCumMinMaxOperator(MatchPair inputPair, boolean isMax, RedirectionIndex redirectionIndex, Class<?> type)

Method Summary

Modifier and Type	Method	Description
void	addChunk(UpdateByOperator.UpdateContext context, Chunk<Attributes.Values> values, LongChunk<? extends Attributes.KeyIndices> keyChunk, IntChunk<Attributes.KeyIndices> bucketPositions, IntChunk<Attributes.ChunkPositions> startPositions, IntChunk<Attributes.ChunkLengths> runLengths)	Add a chunk of bucketed items to the operation.
protected void	doAddChunk(BaseLongUpdateByOperator.Context ctx, OrderedKeys inputKeys, Chunk<Attributes.Values> workingChunk, long groupPosition)	Add a chunk of values to the operator.
Map<String,ColumnSource<?>>	getOutputColumns()	Get a map of outputName to output ColumnSource for this operation.

Methods inherited from class com.illumon.iris.db.v2.updateby.internal.BaseLongUpdateByOperator

addChunk, anyModified, applyOutputShift, applyShift, canProcessNormalUpdate, finishFor, getAdditionalModifications, getAffectingColumnNames, getInputColumnName, getOutputColumnNames, initializeFor, initializeForUpdate, makeUpdateContext, modifyChunk, onBucketsRemoved, removeChunk, reprocessChunk, reprocessChunk, requiresKeys, requiresValues, resetForReprocess, resetForReprocess, setBucketCapacity, setChunkSize, startTrackingPrev

Methods inherited from class java.lang.Object

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

Constructor Details

LongCumMinMaxOperator

public LongCumMinMaxOperator(@NotNull MatchPair inputPair, boolean isMax, @Nullable RedirectionIndex redirectionIndex, @NotNull Class<?> type)

Method Details

getOutputColumns

@NotNull public Map<String,ColumnSource<?>> getOutputColumns()

Description copied from interface: UpdateByOperator

Get a map of outputName to output ColumnSource for this operation.

Specified by:

getOutputColumns in interface UpdateByOperator

Overrides:

getOutputColumns in class BaseLongUpdateByOperator

Returns:

a map of output column name to output column source

addChunk

public void addChunk(@NotNull UpdateByOperator.UpdateContext context, @NotNull Chunk<Attributes.Values> values, @NotNull LongChunk<? extends Attributes.KeyIndices> keyChunk, @NotNull IntChunk<Attributes.KeyIndices> bucketPositions, @NotNull IntChunk<Attributes.ChunkPositions> startPositions, @NotNull IntChunk<Attributes.ChunkLengths> runLengths)

Description copied from interface: UpdateByOperator

Add a chunk of bucketed items to the operation.

Parameters:

context - the context object

values - the value chunk

keyChunk - a chunk of keys for the rows being added

bucketPositions - a chunk of hash bucket positions for each key

startPositions - the start position of a run within the chunk

runLengths - the runLengths of each run of bucket values

doAddChunk

protected void doAddChunk(@NotNull BaseLongUpdateByOperator.Context ctx, @NotNull OrderedKeys inputKeys, @NotNull Chunk<Attributes.Values> workingChunk, long groupPosition)

Description copied from class: BaseLongUpdateByOperator

Add a chunk of values to the operator.

Specified by:

doAddChunk in class BaseLongUpdateByOperator

Parameters:

ctx - the context object

inputKeys - the input keys for the chunk

workingChunk - the chunk of values

groupPosition - the bucket position that the values belong to.