com.orientechnologies.orient.core.sql.executor

Class AggregateProjectionCalculationStep

java.lang.Object

com.orientechnologies.orient.core.sql.executor.AbstractExecutionStep

com.orientechnologies.orient.core.sql.executor.ProjectionCalculationStep

com.orientechnologies.orient.core.sql.executor.AggregateProjectionCalculationStep

All Implemented Interfaces:

OExecutionStep, OExecutionStepInternal

public class AggregateProjectionCalculationStep
extends ProjectionCalculationStep

Created by luigidellaquila on 12/07/16.

Field Summary

Fields inherited from class com.orientechnologies.orient.core.sql.executor.ProjectionCalculationStep

projection

Fields inherited from class com.orientechnologies.orient.core.sql.executor.AbstractExecutionStep

ctx, next, prev, profilingEnabled, timedOut

Constructor Summary

Constructors

Constructor and Description
AggregateProjectionCalculationStep(OProjection projection, OGroupBy groupBy, OCommandContext ctx, long timeoutMillis, boolean profilingEnabled)

Method Summary

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

Methods inherited from class com.orientechnologies.orient.core.sql.executor.ProjectionCalculationStep

canBeCached

Methods inherited from class com.orientechnologies.orient.core.sql.executor.AbstractExecutionStep

close, getContext, getCostFormatted, getNext, getPrev, isProfilingEnabled, 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.orientechnologies.orient.core.sql.executor.OExecutionStepInternal

basicDeserialize, basicSerialize, deserialize, getDescription, getIndent, getName, getSubExecutionPlans, getSubSteps, getTargetNode, getType, reset, serialize

Methods inherited from interface com.orientechnologies.orient.core.sql.executor.OExecutionStep

toResult

Constructor Detail

AggregateProjectionCalculationStep

public AggregateProjectionCalculationStep(OProjection projection,
                                          OGroupBy groupBy,
                                          OCommandContext ctx,
                                          long timeoutMillis,
                                          boolean profilingEnabled)

Method Detail

syncPull

public OResultSet syncPull(OCommandContext ctx,
                           int nRecords)
                    throws OTimeoutException

Specified by:

syncPull in interface OExecutionStepInternal

Overrides:

syncPull in class ProjectionCalculationStep

Throws:

OTimeoutException

prettyPrint

public String prettyPrint(int depth,
                          int indent)

Specified by:

prettyPrint in interface OExecutionStepInternal

Overrides:

prettyPrint in class ProjectionCalculationStep

copy

public OExecutionStep copy(OCommandContext ctx)

Specified by:

copy in interface OExecutionStepInternal

Overrides:

copy in class ProjectionCalculationStep

getCost

public long getCost()

Description copied from interface: OExecutionStep

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

Specified by:

getCost in interface OExecutionStep

Overrides:

getCost in class ProjectionCalculationStep

Returns:

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