Package com.arcadedb.query.sql.executor

Class DistinctExecutionStep

java.lang.Object

com.arcadedb.query.sql.executor.AbstractExecutionStep

com.arcadedb.query.sql.executor.DistinctExecutionStep

All Implemented Interfaces:

ExecutionStep, ExecutionStepInternal

public class DistinctExecutionStep
extends AbstractExecutionStep

Created by luigidellaquila on 08/07/16.

Field Summary

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

ctx, next, prev, profilingEnabled, timedOut

Constructor Summary

Constructors

Constructor	Description
DistinctExecutionStep(CommandContext ctx, boolean profilingEnabled)

Method Summary

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

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

getContext, getCostFormatted, getNext, getPrev, isProfilingEnabled, isTimedOut, 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

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

Constructor Detail

DistinctExecutionStep

public DistinctExecutionStep(CommandContext ctx,
                             boolean profilingEnabled)

Method Detail

syncPull

public ResultSet syncPull(CommandContext ctx,
                          int nRecords)
                   throws TimeoutException

Throws:

TimeoutException

sendTimeout

public void sendTimeout()

Specified by:

sendTimeout in interface ExecutionStepInternal

Overrides:

sendTimeout in class AbstractExecutionStep

close

public void close()

Specified by:

close in interface ExecutionStepInternal

Overrides:

close in class AbstractExecutionStep

prettyPrint

public String prettyPrint(int depth,
                          int indent)

getCost

public long getCost()

Description copied from interface: ExecutionStep

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

Returns:

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