Return-Path: X-Original-To: apmail-hive-dev-archive@www.apache.org Delivered-To: apmail-hive-dev-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id C3381447D for ; Wed, 15 Jun 2011 17:58:08 +0000 (UTC) Received: (qmail 74022 invoked by uid 500); 15 Jun 2011 17:58:08 -0000 Delivered-To: apmail-hive-dev-archive@hive.apache.org Received: (qmail 73950 invoked by uid 500); 15 Jun 2011 17:58:08 -0000 Mailing-List: contact dev-help@hive.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@hive.apache.org Delivered-To: mailing list dev@hive.apache.org Received: (qmail 73941 invoked by uid 500); 15 Jun 2011 17:58:08 -0000 Delivered-To: apmail-hadoop-hive-dev@hadoop.apache.org Received: (qmail 73938 invoked by uid 99); 15 Jun 2011 17:58:08 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 15 Jun 2011 17:58:08 +0000 X-ASF-Spam-Status: No, hits=-2000.0 required=5.0 tests=ALL_TRUSTED,T_RP_MATCHES_RCVD X-Spam-Check-By: apache.org Received: from [140.211.11.116] (HELO hel.zones.apache.org) (140.211.11.116) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 15 Jun 2011 17:58:07 +0000 Received: from hel.zones.apache.org (hel.zones.apache.org [140.211.11.116]) by hel.zones.apache.org (Postfix) with ESMTP id 591424192D4 for ; Wed, 15 Jun 2011 17:57:47 +0000 (UTC) Date: Wed, 15 Jun 2011 17:57:47 +0000 (UTC) From: "Kate Ting (JIRA)" To: hive-dev@hadoop.apache.org Message-ID: <1629438557.7814.1308160667361.JavaMail.tomcat@hel.zones.apache.org> Subject: [jira] [Created] (HIVE-2223) support grouping on complex types in Hive MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 support grouping on complex types in Hive ----------------------------------------- Key: HIVE-2223 URL: https://issues.apache.org/jira/browse/HIVE-2223 Project: Hive Issue Type: New Feature Reporter: Kate Ting Priority: Minor Creating a query with a GROUP BY statement when an array type column is part of the column list is not yet supported: CREATE TABLE test_group_by ( key INT, group INT, terms ARRAY); SELECT key, terms, count(group) FROM test_group_by GROUP BY key, terms; ... "Hash code on complex types not supported yet." java.lang.RuntimeException: Error while closing operators at org.apache.hadoop.hive.ql.exec.ExecMapper.close(ExecMapper.java:232) at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:57) at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:356) at org.apache.hadoop.mapred.MapTask.run(MapTask.java:305) at org.apache.hadoop.mapred.Child.main(Child.java:170) Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: java.lang.RuntimeException: Hash code on complex types not supported yet. at org.apache.hadoop.hive.ql.exec.GroupByOperator.closeOp(GroupByOperator.java:799) at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:462) at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:470) at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:470) at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:470) at org.apache.hadoop.hive.ql.exec.ExecMapper.close(ExecMapper.java:211) ... 4 more Caused by: java.lang.RuntimeException: Hash code on complex types not supported yet. at org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.hashCode(ObjectInspectorUtils.java:348) at org.apache.hadoop.hive.ql.exec.ReduceSinkOperator.processOp(ReduceSinkOperator.java:187) at org.apache.hadoop.hive.ql.exec.Operator.process(Operator.java:386) at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:598) at org.apache.hadoop.hive.ql.exec.GroupByOperator.forward(GroupByOperator.java:746) at org.apache.hadoop.hive.ql.exec.GroupByOperator.closeOp(GroupByOperator.java:780) ... 9 more -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira