Package com.orientechnologies.orient.core.sql.executor

Class OSingleOpExecutionPlan

java.lang.Object

com.orientechnologies.orient.core.sql.executor.OSingleOpExecutionPlan

All Implemented Interfaces:

OExecutionPlanContextOps, OInternalExecutionPlan

public class OSingleOpExecutionPlan
extends Object
implements OInternalExecutionPlan

Author:

Luigi Dell'Aquila (l.dellaquila-(at)-orientdb.com)

Field Summary

Fields

Modifier and Type	Field	Description
protected final OSimpleExecStatement	statement

Fields inherited from interface com.orientechnologies.orient.core.sql.executor.OInternalExecutionPlan

JAVA_TYPE

Constructor Summary

Constructors

Constructor	Description
OSingleOpExecutionPlan(OSimpleExecStatement stm)

Method Summary

Modifier and Type	Method	Description
boolean	canBeCached()
long	getCost()
String	getGenericStatement()
Set<String>	getIndexes()
String	getStatement()
List<OExecutionStepInternal>	getSteps()
String	prettyPrint(OPrintContext ctx)
void	setGenericStatement(String stm)
void	setStatement(String stm)
OExecutionStream	start(OCommandContext ctx)	if the execution can still return N elements, then the result will contain them all.
OResult	toResult(OToResultContext ctx)

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.OInternalExecutionPlan

copy, deserialize, isExplain, serialize

Field Details

statement

protected final OSimpleExecStatement statement

Constructor Details

OSingleOpExecutionPlan

public OSingleOpExecutionPlan(OSimpleExecStatement stm)

Method Details

start

public OExecutionStream start(OCommandContext ctx)

Description copied from interface: OInternalExecutionPlan

if the execution can still return N elements, then the result will contain them all. If the execution contains less than N elements, then the result will contain them all, next result(s) will contain zero elements

Specified by:

start in interface OInternalExecutionPlan

Parameters:

ctx - TODO

Returns:

getCost

public long getCost()

Specified by:

getCost in interface OInternalExecutionPlan

canBeCached

public boolean canBeCached()

Specified by:

canBeCached in interface OInternalExecutionPlan

getSteps

public List<OExecutionStepInternal> getSteps()

Specified by:

getSteps in interface OInternalExecutionPlan

prettyPrint

public String prettyPrint(OPrintContext ctx)

Specified by:

prettyPrint in interface OInternalExecutionPlan

toResult

public OResult toResult(OToResultContext ctx)

Specified by:

toResult in interface OExecutionPlanContextOps

Specified by:

toResult in interface OInternalExecutionPlan

getIndexes

public Set<String> getIndexes()

Specified by:

getIndexes in interface OInternalExecutionPlan

setGenericStatement

public void setGenericStatement(String stm)

Specified by:

setGenericStatement in interface OInternalExecutionPlan

getGenericStatement

public String getGenericStatement()

Specified by:

getGenericStatement in interface OInternalExecutionPlan

setStatement

public void setStatement(String stm)

Specified by:

setStatement in interface OInternalExecutionPlan

getStatement

public String getStatement()

Specified by:

getStatement in interface OInternalExecutionPlan