Package org.apache.sysds.lops

Class GroupedAggregate

java.lang.Object

org.apache.sysds.lops.Lop

org.apache.sysds.lops.GroupedAggregate

public class GroupedAggregate
extends Lop

Lop to perform grouped aggregates

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.sysds.lops.Lop

Lop.SimpleInstType, Lop.Type, Lop.VisitStatus

Field Summary

Fields

Modifier and Type	Field	Description
static final String	COMBINEDINPUT

Fields inherited from class org.apache.sysds.lops.Lop

_beginColumn, _beginLine, _endColumn, _endLine, _filename, CP_CHILD_THREAD, CP_ROOT_THREAD_ID, DATATYPE_PREFIX, FILE_SEPARATOR, FRAME_VAR_NAME_PREFIX, INSTRUCTION_DELIMITOR, LITERAL_PREFIX, MATRIX_VAR_NAME_PREFIX, NAME_VALUE_SEPARATOR, OPERAND_DELIMITOR, PROCESS_PREFIX, SCALAR_VAR_NAME_PREFIX, UPDATE_INPLACE_PREFIX, VALUETYPE_PREFIX, VARIABLE_NAME_PLACEHOLDER

Constructor Summary

Constructors

Constructor	Description
GroupedAggregate(HashMap<String,Lop> inputParameterLops, Types.DataType dt, Types.ValueType vt, Types.ExecType et)
GroupedAggregate(HashMap<String,Lop> inputParameterLops, Types.DataType dt, Types.ValueType vt, Types.ExecType et, boolean broadcastGroups)
GroupedAggregate(HashMap<String,Lop> inputParameterLops, Types.DataType dt, Types.ValueType vt, Types.ExecType et, int k)

Method Summary

Modifier and Type	Method	Description
String	getInstructions(String output)	Function to generate CP Grouped Aggregate Instructions.
String	toString()	Method to have Lops print their state.

Methods inherited from class org.apache.sysds.lops.Lop

activatePrefetch, addInput, addOutput, addToDag, createReachable, getAggType, getBeginColumn, getBeginLine, getBroadcastInput, getComputeEstimate, getDataType, getEndColumn, getEndLine, getExecType, getFederatedOutput, getFilename, getID, getInput, getInputs, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getInstructions, getLevel, getNnz, getNumCols, getNumRows, getOutputMemoryEstimate, getOutputParameters, getOutputs, getPipelineID, getProducesIntermediateOutput, getReachable, getSimpleInstructionType, getTotalMemoryEstimate, getType, getValueType, getVisited, isAllOutputsCP, isAllOutputsGPU, isAsynchronousOp, isDataExecLocation, isExecCP, isExecGPU, isExecSpark, isVariable, isVisited, prefetchActivated, prepInputOperand, prepInputOperand, prepOperand, prepOperand, prepOutputOperand, prepOutputOperand, prepOutputOperand, prepScalarInputOperand, prepScalarInputOperand, prepScalarLabel, prepScalarOperand, printErrorLocation, removeConsumer, removeInput, removeOutput, replaceAllInputs, replaceAllOutputs, replaceInput, resetVisitStatus, setAllPositions, setAsynchronous, setBeginColumn, setBeginLine, setComputeEstimate, setConsumerCount, setDataType, setEndColumn, setEndLine, setExecType, setFederatedOutput, setFilename, setMemoryEstimates, setNewID, setPipelineID, setValueType, setVisited, setVisited

Methods inherited from class java.lang.Object

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

Field Details

COMBINEDINPUT

public static final String COMBINEDINPUT

See Also:

• Constant Field Values

Constructor Details

GroupedAggregate

public GroupedAggregate(HashMap<String,Lop> inputParameterLops,
 Types.DataType dt,
 Types.ValueType vt,
 Types.ExecType et)

GroupedAggregate

public GroupedAggregate(HashMap<String,Lop> inputParameterLops,
 Types.DataType dt,
 Types.ValueType vt,
 Types.ExecType et,
 boolean broadcastGroups)

GroupedAggregate

public GroupedAggregate(HashMap<String,Lop> inputParameterLops,
 Types.DataType dt,
 Types.ValueType vt,
 Types.ExecType et,
 int k)

Method Details

toString

public String toString()

Description copied from class: Lop

Method to have Lops print their state. This is for debugging purposes.

Specified by:

toString in class Lop

getInstructions

public String getInstructions(String output)

Function to generate CP Grouped Aggregate Instructions.

Overrides:

getInstructions in class Lop

Parameters:

output - output

Returns:

instructions as string