[teiid-issues] [JBoss JIRA] (TEIID-3317) MongoDB: group by doesn't work with MongoDB 2.6.3

[Steven Hawkins (JIRA)]

    [ https://issues.jboss.org/browse/TEIID-3317?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13039592#comment-13039592 ] 

Steven Hawkins commented on TEIID-3317:
---------------------------------------

Thanks, now we'll be doubly covered.

> MongoDB:  group by doesn't work with MongoDB 2.6.3
> --------------------------------------------------
>
>                 Key: TEIID-3317
>                 URL: https://issues.jboss.org/browse/TEIID-3317
>             Project: Teiid
>          Issue Type: Bug
>          Components: Misc. Connectors
>    Affects Versions: 8.9.1
>         Environment: Teiid 8.9.1 with MongoDB version: 2.6.3 using MongoDB Driver mongo-java-driver-2.12.3.jar
>            Reporter: Ivan Chan
>            Assignee: Ramesh Reddy
>              Labels: Teiid
>
> Running group by sql through exception:
> select "FirstName"
> from "MongoDB_Array_263"."TeiidArray"
> group by "FirstName"
> order by "FirstName"
>  limit 1000
> Exception:
> Caused by: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
>         at java.util.ArrayList.rangeCheck(ArrayList.java:604)
>         at java.util.ArrayList.get(ArrayList.java:382)
>         at org.teiid.translator.mongodb.MongoDBQueryExecution.next(MongoDBQueryExecution.java:132)
>         at org.teiid.dqp.internal.datamgr.ConnectorWorkItem.handleBatch(ConnectorWorkItem.java:386)
>         at org.teiid.dqp.internal.datamgr.ConnectorWorkItem.more(ConnectorWorkItem.java:204)
>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.lang.reflect.Method.invoke(Method.java:601)
>         at org.teiid.dqp.internal.datamgr.ConnectorManager$1.invoke(ConnectorManager.java:209)
>         at $Proxy182.more(Unknown Source)
>         at org.teiid.dqp.internal.process.DataTierTupleSource.getResults(DataTierTupleSource.java:301)
>         at org.teiid.dqp.internal.process.DataTierTupleSource$1.call(DataTierTupleSource.java:110)
>         at org.teiid.dqp.internal.process.DataTierTupleSource$1.call(DataTierTupleSource.java:107)
>         at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
>         at java.util.concurrent.FutureTask.run(FutureTask.java:166)
>         at org.teiid.dqp.internal.process.FutureWork.run(FutureWork.java:58)
>         at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:274)
>         at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119)
>         at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:210)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)



--
This message was sent by Atlassian JIRA
(v6.3.11#6341)