[teiid-issues] [JBoss JIRA] (TEIID-3964) Cassandra: NPE when resultset contains NULL in the column of type Blob

[Filip Elias (JIRA)]

Filip Elias created TEIID-3964:
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             Summary: Cassandra: NPE when resultset contains NULL in the column of type Blob
                 Key: TEIID-3964
                 URL: https://issues.jboss.org/browse/TEIID-3964
             Project: Teiid
          Issue Type: Bug
          Components: Misc. Connectors
    Affects Versions: 8.12
            Reporter: Filip Elias
            Assignee: Steven Hawkins


Teiid throws NPE when Blob column contains null.

Query (should return [14,null]): 
{code}select intkey, objectvalue from smalla where intkey = 14 {code}
Stack Trace:
{code}
12:14:58,599 ERROR [org.teiid.CONNECTOR] (Worker0_QueryProcessorQueue7) Connector worker process failed for atomic-request=afOb+DA5w6pF.5.0.5: java.lang.NullPointerException
	at org.teiid.translator.cassandra.CassandraQueryExecution.getRow(CassandraQueryExecution.java:160) [translator-cassandra-8.12.3.redhat-1.jar:8.12.3.redhat-1]
	at org.teiid.translator.cassandra.CassandraQueryExecution.next(CassandraQueryExecution.java:86) [translator-cassandra-8.12.3.redhat-1.jar:8.12.3.redhat-1]
	at org.teiid.dqp.internal.datamgr.ConnectorWorkItem.handleBatch(ConnectorWorkItem.java:419)
	at org.teiid.dqp.internal.datamgr.ConnectorWorkItem.more(ConnectorWorkItem.java:220)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.8.0_45]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) [rt.jar:1.8.0_45]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_45]
	at java.lang.reflect.Method.invoke(Method.java:497) [rt.jar:1.8.0_45]
	at org.teiid.dqp.internal.datamgr.ConnectorManager$1.invoke(ConnectorManager.java:211)
	at com.sun.proxy.$Proxy94.more(Unknown Source)
	at org.teiid.dqp.internal.process.DataTierTupleSource.getResults(DataTierTupleSource.java:309)
	at org.teiid.dqp.internal.process.DataTierTupleSource.nextTuple(DataTierTupleSource.java:142)
	at org.teiid.query.processor.relational.AccessNode.nextBatchDirect(AccessNode.java:374)
	at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:282)
	at org.teiid.query.processor.relational.RelationalPlan.nextBatch(RelationalPlan.java:145)
	at org.teiid.query.processor.QueryProcessor.nextBatchDirect(QueryProcessor.java:151)
	at org.teiid.query.processor.QueryProcessor.nextBatch(QueryProcessor.java:114)
	at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:164)
	at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:146)
	at org.teiid.dqp.internal.process.RequestWorkItem.processMore(RequestWorkItem.java:470)
	at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:348)
	at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:51)
	at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:274)
	at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:276)
	at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119)
	at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:210)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [rt.jar:1.8.0_45]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [rt.jar:1.8.0_45]
	at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_45]

{code}



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