Rui Li created HIVE-17383: ----------------------------- Summary: ArrayIndexOutOfBoundsException in VectorGroupByOperator Key: HIVE-17383 URL: https://issues.apache.org/jira/browse/HIVE-17383 Project: Hive Issue Type: Bug Reporter: Rui Li
Query to reproduce: {noformat} set hive.cbo.enable=false; select count(*) from (select key from src group by key) s where s.key='98'; {noformat} The stack trace is: {noformat} Caused by: java.lang.ArrayIndexOutOfBoundsException: 1 at org.apache.hadoop.hive.ql.exec.vector.VectorGroupKeyHelper.copyGroupKey(VectorGroupKeyHelper.java:107) at org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator$ProcessingModeReduceMergePartial.doProcessBatch(VectorGroupByOperator.java:831) at org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator$ProcessingModeBase.processBatch(VectorGroupByOperator.java:174) at org.apache.hadoop.hive.ql.exec.vector.VectorGroupByOperator.process(VectorGroupByOperator.java:1046) at org.apache.hadoop.hive.ql.exec.tez.ReduceRecordSource.processVectorGroup(ReduceRecordSource.java:462) ... 18 more {noformat} More details can be found in HIVE-16823 -- This message was sent by Atlassian JIRA (v6.4.14#64029)