uba.db.sql.interpreter
Class NullQueryPlan

java.lang.Object
  uba.db.sql.interpreter.NullQueryPlan

All Implemented Interfaces:

SentenceQueryPlan

public class NullQueryPlan
extends java.lang.Object
implements SentenceQueryPlan

Constructor Summary

NullQueryPlan()

Method Summary

boolean	hasMoreResults()
uba.db.ar.Tupla	nextTuple()
java.lang.String	planDetail()
void	startExecution()
uba.db.ar.TuplaDef	tuplaDefinition()

Methods inherited from class java.lang.Object

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

Constructor Detail

NullQueryPlan

public NullQueryPlan()

Method Detail

startExecution

public void startExecution()

Specified by:

startExecution in interface SentenceQueryPlan

hasMoreResults

public boolean hasMoreResults()

Specified by:

hasMoreResults in interface SentenceQueryPlan

nextTuple

public uba.db.ar.Tupla nextTuple()

Specified by:

nextTuple in interface SentenceQueryPlan

planDetail

public java.lang.String planDetail()

Specified by:

planDetail in interface SentenceQueryPlan

tuplaDefinition

public uba.db.ar.TuplaDef tuplaDefinition()

Specified by:

tuplaDefinition in interface SentenceQueryPlan