Return-Path: X-Original-To: apmail-hive-issues-archive@minotaur.apache.org Delivered-To: apmail-hive-issues-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 4CDC517D05 for ; Tue, 28 Apr 2015 01:12:06 +0000 (UTC) Received: (qmail 91115 invoked by uid 500); 28 Apr 2015 01:12:06 -0000 Delivered-To: apmail-hive-issues-archive@hive.apache.org Received: (qmail 91088 invoked by uid 500); 28 Apr 2015 01:12:06 -0000 Mailing-List: contact issues-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 issues@hive.apache.org Received: (qmail 91078 invoked by uid 99); 28 Apr 2015 01:12:06 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 28 Apr 2015 01:12:06 +0000 Date: Tue, 28 Apr 2015 01:12:06 +0000 (UTC) From: "Ashutosh Chauhan (JIRA)" To: issues@hive.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Comment Edited] (HIVE-10512) CBO (Calcite Return Path): SMBJoin conversion throws ClassCastException MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/HIVE-10512?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14516105#comment-14516105 ] Ashutosh Chauhan edited comment on HIVE-10512 at 4/28/15 1:11 AM: ------------------------------------------------------------------ Shall we generalize Filter/Select Annotate to match on any operator and if # of parent operator = 1, then call propagateAlias() ? was (Author: ashutoshc): Shall we generalize Filter/Select Annotate to match on any operator and if # of parent operator = 1, then call propagateAnnotation() ? > CBO (Calcite Return Path): SMBJoin conversion throws ClassCastException > ----------------------------------------------------------------------- > > Key: HIVE-10512 > URL: https://issues.apache.org/jira/browse/HIVE-10512 > Project: Hive > Issue Type: Sub-task > Components: CBO > Reporter: Jesus Camacho Rodriguez > Assignee: Jesus Camacho Rodriguez > Fix For: 1.2.0 > > Attachments: HIVE-10512.patch > > > When return path is on, SMB conversion is throwing an Exception in some cases. > The problem can be reproduced with auto_join32.q. The Exception with the following stacktrace is thrown: > {noformat} > java.lang.ClassCastException: org.apache.hadoop.hive.ql.exec.FilterOperator cannot be cast to org.apache.hadoop.hive.ql.exec.TableScanOperator > at org.apache.hadoop.hive.ql.parse.TableAccessAnalyzer.genRootTableScan(TableAccessAnalyzer.java:243) > at org.apache.hadoop.hive.ql.optimizer.AbstractBucketJoinProc.checkConvertBucketMapJoin(AbstractBucketJoinProc.java:226) > at org.apache.hadoop.hive.ql.optimizer.AbstractSMBJoinProc.canConvertJoinToBucketMapJoin(AbstractSMBJoinProc.java:497) > at org.apache.hadoop.hive.ql.optimizer.AbstractSMBJoinProc.canConvertJoinToSMBJoin(AbstractSMBJoinProc.java:414) > at org.apache.hadoop.hive.ql.optimizer.SortedMergeJoinProc.process(SortedMergeJoinProc.java:45) > at org.apache.hadoop.hive.ql.lib.DefaultRuleDispatcher.dispatch(DefaultRuleDispatcher.java:90) > at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatchAndReturn(DefaultGraphWalker.java:95) > at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.dispatch(DefaultGraphWalker.java:79) > at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.walk(DefaultGraphWalker.java:133) > at org.apache.hadoop.hive.ql.lib.DefaultGraphWalker.startWalking(DefaultGraphWalker.java:110) > at org.apache.hadoop.hive.ql.optimizer.SortedMergeBucketMapJoinOptimizer.transform(SortedMergeBucketMapJoinOptimizer.java:109) > at org.apache.hadoop.hive.ql.optimizer.Optimizer.optimize(Optimizer.java:201) > at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:10071) > at org.apache.hadoop.hive.ql.parse.CalcitePlanner.analyzeInternal(CalcitePlanner.java:204) > at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:225) > at org.apache.hadoop.hive.ql.parse.ExplainSemanticAnalyzer.analyzeInternal(ExplainSemanticAnalyzer.java:74) > at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:225) > ... > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)