[teiid-issues] [JBoss JIRA] (TEIID-2134) Select literal query causes NPE

[Steven Hawkins (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-2134?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Hawkins resolved TEIID-2134.
-----------------------------------

    Resolution: Out of Date


This has already been addressed.  It does not occur in either 7.7.1 nor trunk.  If you need a fix for a supported version, please contact GSS.
                
> Select literal query causes NPE
> -------------------------------
>
>                 Key: TEIID-2134
>                 URL: https://issues.jboss.org/browse/TEIID-2134
>             Project: Teiid
>          Issue Type: Bug
>          Components: Query Engine
>    Affects Versions: 7.4.1, 7.7
>         Environment: EDS 5.2.0 GA
>            Reporter: Hisanobu Okuda
>            Assignee: Steven Hawkins
>         Attachments: DF.vdb
>
>
> I deployed the attached vdb and run the following query:-
> {code}
> SELECT
>   base.category
> FROM
>   DF.V.BASE AS base
> left outer JOIN
>   (
>     SELECT
>       code,
>       category
>     FROM
>       DF.V.TYPES) AS types
> ON
>   types.code = base.code;
> {code}
> Then, it caused NPE:-
> {code}
> 07:49:31,084 ERROR [PROCESSOR] Unexpected exception for request 7mHtpqQ7yb3J.0
> java.lang.NullPointerException
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.setColStatEstimates(NewCalculateCostUtil.java:427)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.setCardinalityEstimate(NewCalculateCostUtil.java:328)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.estimateSetOpCost(NewCalculateCostUtil.java:274)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.computeNodeCost(NewCalculateCostUtil.java:226)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.updateCardinality(NewCalculateCostUtil.java:158)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.updateCardinality(NewCalculateCostUtil.java:155)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.updateCardinality(NewCalculateCostUtil.java:155)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.updateCardinality(NewCalculateCostUtil.java:155)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.updateCardinality(NewCalculateCostUtil.java:155)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.updateCardinality(NewCalculateCostUtil.java:155)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.computeCostForTree(NewCalculateCostUtil.java:144)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.computeCostForDepJoin(NewCalculateCostUtil.java:1142)
> 	at org.teiid.query.optimizer.relational.rules.NewCalculateCostUtil.computeCostForDepJoin(NewCalculateCostUtil.java:1131)
> 	at org.teiid.query.optimizer.relational.rules.RuleChooseDependent.execute(RuleChooseDependent.java:93)
> 	at org.teiid.query.optimizer.relational.RelationalPlanner.executeRules(RelationalPlanner.java:463)
> 	at org.teiid.query.optimizer.relational.RelationalPlanner.optimize(RelationalPlanner.java:227)
> 	at org.teiid.query.optimizer.QueryOptimizer.optimizePlan(QueryOptimizer.java:192)
> 	at org.teiid.dqp.internal.process.Request.generatePlan(Request.java:433)
> 	at org.teiid.dqp.internal.process.Request.processRequest(Request.java:456)
> 	at org.teiid.dqp.internal.process.RequestWorkItem.processNew(RequestWorkItem.java:482)
> 	at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:271)
> 	at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:49)
> 	at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:210)
> 	at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:238)
> 	at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:122)
> 	at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:292)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
> 	at java.lang.Thread.run(Thread.java:679)
> {code}

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