Package org.apache.sysds.runtime.matrix.operators

Class CountDistinctOperator

java.lang.Object

org.apache.sysds.runtime.matrix.operators.Operator

org.apache.sysds.runtime.matrix.operators.MultiThreadedOperator

org.apache.sysds.runtime.matrix.operators.AggregateUnaryOperator

org.apache.sysds.runtime.matrix.operators.UnarySketchOperator

org.apache.sysds.runtime.matrix.operators.CountDistinctOperator

All Implemented Interfaces:

Serializable

public class CountDistinctOperator
extends UnarySketchOperator

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.sysds.runtime.matrix.operators.AggregateUnaryOperator

aggOp, indexFn

Fields inherited from class org.apache.sysds.runtime.matrix.operators.Operator

sparseSafe

Constructor Summary

Constructors

Constructor	Description
CountDistinctOperator(AggregateUnaryCPInstruction.AUType opType, Types.Direction direction, IndexFunction indexFunction)
CountDistinctOperator(CountDistinctOperatorTypes operatorType, Types.Direction direction, IndexFunction indexFunction, Hash.HashType hashType)

Method Summary

Modifier and Type	Method	Description
Hash.HashType	getHashType()
CountDistinctOperatorTypes	getOperatorType()

Methods inherited from class org.apache.sysds.runtime.matrix.operators.UnarySketchOperator

getDirection

Methods inherited from class org.apache.sysds.runtime.matrix.operators.AggregateUnaryOperator

isColAggregate, isFullAggregate, isRowAggregate, toString

Methods inherited from class org.apache.sysds.runtime.matrix.operators.MultiThreadedOperator

getNumThreads, setNumThreads

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

CountDistinctOperator

public CountDistinctOperator(AggregateUnaryCPInstruction.AUType opType,
                             Types.Direction direction,
                             IndexFunction indexFunction)

CountDistinctOperator

public CountDistinctOperator(CountDistinctOperatorTypes operatorType,
                             Types.Direction direction,
                             IndexFunction indexFunction,
                             Hash.HashType hashType)

Method Detail

getOperatorType

public CountDistinctOperatorTypes getOperatorType()

getHashType

public Hash.HashType getHashType()