[teiid-issues] [JBoss JIRA] (TEIID-5085) NullPointerException after SortUtility blocks in initialSort

[Steven Hawkins (JIRA)]

Steven Hawkins created TEIID-5085:
-------------------------------------

             Summary: NullPointerException after SortUtility blocks in initialSort
                 Key: TEIID-5085
                 URL: https://issues.jboss.org/browse/TEIID-5085
             Project: Teiid
          Issue Type: Bug
          Components: Query Engine
            Reporter: Steven Hawkins
            Assignee: Steven Hawkins
             Fix For: 10.0


If SortUtility blocks during the initial sort, an npe is later thrown as can be seen in TestJDBCSocketTransport.testXmlTableScrollable

java.lang.NullPointerException
	at org.teiid.query.processor.relational.MergeJoinStrategy.compareToPrevious(MergeJoinStrategy.java:277)
	at org.teiid.query.processor.relational.MergeJoinStrategy.process(MergeJoinStrategy.java:235)
	at org.teiid.query.processor.relational.JoinNode.nextBatchDirect(JoinNode.java:231)
	at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:277)
	at org.teiid.query.processor.relational.LimitNode.nextBatchDirect(LimitNode.java:98)
	at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:277)
	at org.teiid.query.processor.relational.ProjectNode.nextBatchDirect(ProjectNode.java:146)
	at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:277)
	at org.teiid.query.processor.BatchCollector$BatchProducerTupleSource.nextTuple(BatchCollector.java:90)
	at org.teiid.query.processor.relational.GroupingNode.groupPhase(GroupingNode.java:577)
	at org.teiid.query.processor.relational.GroupingNode.nextBatchDirect(GroupingNode.java:373)
	at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:277)
	at org.teiid.query.processor.relational.ProjectNode.nextBatchDirect(ProjectNode.java:146)
	at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:277)
	at org.teiid.query.processor.relational.RelationalPlan.nextBatch(RelationalPlan.java:141)
	at org.teiid.query.processor.QueryProcessor.nextBatchDirect(QueryProcessor.java:148)
	at org.teiid.query.processor.QueryProcessor.nextBatch(QueryProcessor.java:111)
	at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:160)
	at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:142)
	at org.teiid.query.processor.relational.SubqueryAwareEvaluator.evaluateSubquery(SubqueryAwareEvaluator.java:354)



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