Aggregation fails with select all --------------------------------- Key: TEIID-2853 URL: https://issues.jboss.org/browse/TEIID-2853 Project: Teiid Issue Type: Bug Affects Versions: 8.1 Reporter: Alex K. Assignee: Steven Hawkins Fix For: 8.7 This query fails for me on Teiid 8.1 and 8.6 {code:sql} WITH qry_0 as (SELECT floor(t.f) AS a1, floor(t2.f) as b1 FROM mysql.test_e AS t, oracle.test_e as t2 WHERE (t.f=t2.f) GROUP BY t.f, t2.f) SELECT * from qry_0 GROUP BY a1, b1; {code} This is the exception {code} 01:18:03,883 ERROR [org.teiid.PROCESSOR] (Worker2_QueryProcessorQueue16) qioVIE+5j6a2 TEIID30019 Unexpected exception forrequest qioVIE+5j6a2.9: java.lang.NullPointerException at org.teiid.query.processor.relational.GroupingNode.initialize(GroupingNode.java:192) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.query.processor.relational.RelationalPlan.connectExternal(RelationalPlan.java:94) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.query.processor.relational.RelationalPlan.connectExternal(RelationalPlan.java:100) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.query.processor.relational.RelationalPlan.connectExternal(RelationalPlan.java:100) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.query.processor.relational.RelationalPlan.initialize(RelationalPlan.java:89) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.query.processor.QueryProcessor.init(QueryProcessor.java:226) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.query.processor.QueryProcessor.nextBatchDirect(QueryProcessor.java:138) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.query.processor.QueryProcessor.nextBatch(QueryProcessor.java:114) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:159) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:141) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.dqp.internal.process.RequestWorkItem.processMore(RequestWorkItem.java:435) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:320) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:51) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:248) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:273) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:214) [teiid-engine-8.6.0.Final.jar:8.6.0.Final] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_25] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_25] atjava.lang.Thread.run(Thread.java:724) [rt.jar:1.7.0_25] {code}