[teiid-issues] [JBoss JIRA] (TEIID-4598) NPE when analytic Source function for Greenplum doesn't get pushdown

[Steven Hawkins (JIRA)]

     [ https://issues.jboss.org/browse/TEIID-4598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Hawkins resolved TEIID-4598.
-----------------------------------
    Resolution: Done


Updating the logic to throw a better exception if a must pushdown function is not pushed.

> NPE when analytic Source function for Greenplum doesn't get pushdown
> --------------------------------------------------------------------
>
>                 Key: TEIID-4598
>                 URL: https://issues.jboss.org/browse/TEIID-4598
>             Project: Teiid
>          Issue Type: Bug
>          Components: Misc. Connectors
>    Affects Versions: 8.12.x
>            Reporter: Anu Saji
>            Assignee: Steven Hawkins
>             Fix For: 9.2, 9.1.2
>
>         Attachments: jdv_error(1).txt
>
>
> In customers exact words 
> when executing the following 
> ~~~
> USER COMMAND:
> SELECT GPDBDEV.kr_cust_team_target.team, LAG(ALL convert(GPDBDEV.kr_cust_team_target.target_amount, string)) OVER (PARTITION BY GPDBDEV.kr_cust_team_target.team ORDER BY GPDBDEV.kr_cust_team_target."year", GPDBDEV.kr_cust_team_target."month") FROM GPDBDEV.kr_cust_team_target
> ~~~
> Gives NPE 
> 11:59:38,611 ERROR [org.teiid.PROCESSOR] (Worker0_QueryProcessorQueue3) TEIID30019 Unexpected exception for request BWIVpfi0IyEK.0: java.lang.NullPointerException
> 	at org.teiid.query.function.FunctionDescriptor.newInstance(FunctionDescriptor.java:91) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.function.aggregate.UserDefined.<init>(UserDefined.java:44) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.relational.GroupingNode.initAccumulator(GroupingNode.java:291) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.relational.WindowFunctionProjectNode.initializeAccumulators(WindowFunctionProjectNode.java:414) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.relational.WindowFunctionProjectNode.buildResults(WindowFunctionProjectNode.java:339) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.relational.WindowFunctionProjectNode.nextBatchDirect(WindowFunctionProjectNode.java:232) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:282) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.relational.ProjectNode.nextBatchDirect(ProjectNode.java:150) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:282) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.relational.RelationalPlan.nextBatch(RelationalPlan.java:145) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.QueryProcessor.nextBatchDirect(QueryProcessor.java:151) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.QueryProcessor.nextBatch(QueryProcessor.java:114) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:164) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:146) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.dqp.internal.process.RequestWorkItem.processMore(RequestWorkItem.java:472) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:348) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:51) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:274) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:276) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:210) [teiid-engine-8.12.5.redhat-8.jar:8.12.5.redhat-8]
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [rt.jar:1.8.0_91]
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [rt.jar:1.8.0_91]
> 	at java.lang.Thread.run(Thread.java:745) [rt.jar:1.8.0_91]



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