Teiid 8.9.1 throw null exception when use AVG function on jboss-eap 6.3 ----------------------------------------------------------------------- Key: TEIID-3457 URL: https://issues.jboss.org/browse/TEIID-3457 Project: Teiid Issue Type: Bug Reporter: Xian Liu Assignee: Steven Hawkins 13:21:26,858 ERROR [org.teiid.PROCESSOR] (Worker0_QueryProcessorQueue20) N8zPomvnqZWy TEIID30019 Unexpected exception for request N8zPomvnqZWy.8: java.lang.NullPointerException at java.util.ArrayList.addAll(ArrayList.java:559) [rt.jar:1.7.0_71] at org.teiid.query.function.aggregate.Avg.getStateTypes(Avg.java:104) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.relational.GroupingNode.collectionPhase(GroupingNode.java:415) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.relational.GroupingNode.nextBatchDirect(GroupingNode.java:337) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:278) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.relational.LimitNode.nextBatchDirect(LimitNode.java:102) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:278) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.relational.ProjectNode.nextBatchDirect(ProjectNode.java:146) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.relational.RelationalNode.nextBatch(RelationalNode.java:278) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.relational.RelationalPlan.nextBatch(RelationalPlan.java:136) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.QueryProcessor.nextBatchDirect(QueryProcessor.java:151) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.QueryProcessor.nextBatch(QueryProcessor.java:114) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:164) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:146) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.dqp.internal.process.RequestWorkItem.processMore(RequestWorkItem.java:449) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:331) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:51) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:259) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:274) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119) [teiid-engine-8.9.1.jar:8.9.1] at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:210) [teiid-engine-8.9.1.jar:8.9.1] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_71] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_71] at java.lang.Thread.run(Thread.java:745) [rt.jar:1.7.0_71] teiid installer: teiid-8.9.1-jboss-dist.zip jboss installer: jboss-eap-6.3.0.zip original mysql data: DROP TABLE IF EXISTS `time_function_test`; CREATE TABLE `time_function_test` ( `id` int(11) NOT NULL, `start_time` timestamp NULL DEFAULT NULL, `end_time` timestamp NULL DEFAULT NULL, PRIMARY KEY (`id`) ) ENGINE=InnoDB DEFAULT CHARSET=latin1; LOCK TABLES `time_function_test` WRITE; INSERT INTO `time_function_test` VALUES (1,'2007-12-31 16:00:01','2009-12-31 16:00:01'),(2,NULL,NULL); UNLOCK TABLES; vdb definition: <?xml version="1.0" encoding="UTF-8" standalone="yes"?> <vdb name="test" version="1"> <description>raw db data</description> <model name="TeiidTest"> <property name="importer.useFullSchemaName" value="false"/> <property name="importer.tableTypes" value="TABLE,VIEW"/> <source name="test" translator-name="mysql5" connection-jndi-name="java:jboss/datasources/teiid-test-DS"/> </model> <data-role name="ReadOnly" allow-create-temporary-tables="true"> <description>Allow ReadOnly access to all data for any teiid-admins user</description> <permission> <resource-name>TeiidTest</resource-name> <allow-create>false</allow-create> <allow-read>true</allow-read> <allow-update>false</allow-update> </permission> <mapped-role-name>teiid-role</mapped-role-name> </data-role> </vdb> teiid query: SELECT AVG(TIMESTAMPDIFF(SQL_TSI_SECOND, tf.start_time, tf.end_time)) FROM time_function_test tf GROUP BY id