Package com.arcadedb.query.sql.executor

Class AggregateProjectionCalculationStep

java.lang.Object

com.arcadedb.query.sql.executor.AbstractExecutionStep

com.arcadedb.query.sql.executor.ProjectionCalculationStep

com.arcadedb.query.sql.executor.AggregateProjectionCalculationStep

All Implemented Interfaces:

ExecutionStep, ExecutionStepInternal

public class AggregateProjectionCalculationStep
extends ProjectionCalculationStep

Created by luigidellaquila on 12/07/16.

Field Summary

Fields inherited from class com.arcadedb.query.sql.executor.ProjectionCalculationStep

projection

Fields inherited from class com.arcadedb.query.sql.executor.AbstractExecutionStep

ctx, next, prev, profilingEnabled, timedOut

Constructor Summary

Constructors

Constructor	Description
AggregateProjectionCalculationStep(Projection projection, GroupBy groupBy, long limit, CommandContext ctx, long timeoutMillis, boolean profilingEnabled)

Method Summary

Modifier and Type	Method	Description
long	getCost()	returns the absolute cost (in nanoseconds) of the execution of this step
String	prettyPrint(int depth, int indent)
ResultSet	syncPull(CommandContext ctx, int nRecords)

Methods inherited from class com.arcadedb.query.sql.executor.ProjectionCalculationStep

canBeCached, copy

Methods inherited from class com.arcadedb.query.sql.executor.AbstractExecutionStep

close, getContext, getCostFormatted, getNext, getPrev, isProfilingEnabled, isTimedOut, sendTimeout, setNext, setPrevious, setProfilingEnabled

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.arcadedb.query.sql.executor.ExecutionStep

toResult

Methods inherited from interface com.arcadedb.query.sql.executor.ExecutionStepInternal

deserialize, getDescription, getName, getSubExecutionPlans, getSubSteps, getTargetNode, getType, reset, serialize

Constructor Detail

AggregateProjectionCalculationStep

public AggregateProjectionCalculationStep(Projection projection,
                                          GroupBy groupBy,
                                          long limit,
                                          CommandContext ctx,
                                          long timeoutMillis,
                                          boolean profilingEnabled)

Method Detail

syncPull

public ResultSet syncPull(CommandContext ctx,
                          int nRecords)

Specified by:

syncPull in interface ExecutionStepInternal

Overrides:

syncPull in class ProjectionCalculationStep

prettyPrint

public String prettyPrint(int depth,
                          int indent)

Specified by:

prettyPrint in interface ExecutionStepInternal

Overrides:

prettyPrint in class ProjectionCalculationStep

getCost

public long getCost()

Description copied from interface: ExecutionStep

returns the absolute cost (in nanoseconds) of the execution of this step

Specified by:

getCost in interface ExecutionStep

Overrides:

getCost in class ProjectionCalculationStep

Returns:

the absolute cost (in nanoseconds) of the execution of this step, -1 if not calculated