Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 8CB37200AF6 for ; Fri, 27 May 2016 11:44:14 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 8B74216099F; Fri, 27 May 2016 09:44:14 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id DCC81160A12 for ; Fri, 27 May 2016 11:44:13 +0200 (CEST) Received: (qmail 10197 invoked by uid 500); 27 May 2016 09:44:13 -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 10176 invoked by uid 99); 27 May 2016 09:44:13 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 27 May 2016 09:44:13 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id CF1552C1F5C for ; Fri, 27 May 2016 09:44:12 +0000 (UTC) Date: Fri, 27 May 2016 09:44:12 +0000 (UTC) From: "Gopal V (JIRA)" To: issues@hive.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Comment Edited] (HIVE-13872) Vectorization: Fix cross-product reduce sink serialization MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Fri, 27 May 2016 09:44:14 -0000 [ https://issues.apache.org/jira/browse/HIVE-13872?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15303808#comment-15303808 ] Gopal V edited comment on HIVE-13872 at 5/27/16 9:43 AM: --------------------------------------------------------- The patch clearly breaks TEXT vectorization, which relies on this column count to vectorize readers. {code} 2016-05-27T05:13:14,391 INFO [main]: physical.Vectorizer (:()) - Validating MapWork... 2016-05-27T05:13:14,391 INFO [main]: physical.Vectorizer (:()) - Vectorizer path: hdfs://sandbox.hortonworks.com:8020/tmp/tpcds_dataset/200/200/item, vector map operator read type VECTOR_DESERIALIZE, input file format class name org.apache.hadoop.mapred.TextInputFormat, deserialize type LAZY_SIMPLE, aliases [item] 2016-05-27T05:13:14,391 INFO [main]: physical.Vectorizer (:()) - Could not vectorize partition hdfs://sandbox.hortonworks.com:8020/tmp/tpcds_dataset/200/200/item (deserializer org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe)The partition column names 22 is greater than the number of table columns 2 {code} was (Author: gopalv): The patch clearly breaks TEXT vectorization, which relies on this column count to vectorize readers. {code} 2016-05-27T05:13:14,391 INFO [main]: physical.Vectorizer (:()) - Validating MapWork... 2016-05-27T05:13:14,391 INFO [main]: physical.Vectorizer (:()) - Vectorizer path: hdfs://sandbox.l42scl.hortonworks.com:8020/tmp/tpcds_dataset/200/200/item, vector map operator read type VECTOR_DESERIALIZE, input file format class name org.apache.hadoop.mapred.TextInputFormat, deserialize type LAZY_SIMPLE, aliases [item] 2016-05-27T05:13:14,391 INFO [main]: physical.Vectorizer (:()) - Could not vectorize partition hdfs://cn108-10.l42scl.hortonworks.com:8020/tmp/tpcds_dataset/200/200/item (deserializer org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe)The partition column names 22 is greater than the number of table columns 2 {code} > Vectorization: Fix cross-product reduce sink serialization > ---------------------------------------------------------- > > Key: HIVE-13872 > URL: https://issues.apache.org/jira/browse/HIVE-13872 > Project: Hive > Issue Type: Bug > Components: Vectorization > Affects Versions: 2.1.0 > Reporter: Gopal V > Attachments: HIVE-13872.WIP.patch > > > TPC-DS Q13 produces a cross-product without CBO simplifying the query > {code} > Caused by: java.lang.RuntimeException: null STRING entry: batchIndex 0 projection column num 1 > at org.apache.hadoop.hive.ql.exec.vector.VectorExtractRow.nullBytesReadError(VectorExtractRow.java:349) > at org.apache.hadoop.hive.ql.exec.vector.VectorExtractRow.extractRowColumn(VectorExtractRow.java:267) > at org.apache.hadoop.hive.ql.exec.vector.VectorExtractRow.extractRow(VectorExtractRow.java:343) > at org.apache.hadoop.hive.ql.exec.vector.VectorReduceSinkOperator.process(VectorReduceSinkOperator.java:103) > at org.apache.hadoop.hive.ql.exec.Operator.forward(Operator.java:837) > at org.apache.hadoop.hive.ql.exec.TableScanOperator.process(TableScanOperator.java:130) > at org.apache.hadoop.hive.ql.exec.vector.VectorMapOperator.process(VectorMapOperator.java:762) > ... 18 more > {code} > Simplified query > {code} > set hive.cbo.enable=false; > -- explain > select count(1) > from store_sales > ,customer_demographics > where ( > ( > customer_demographics.cd_demo_sk = store_sales.ss_cdemo_sk > and customer_demographics.cd_marital_status = 'M' > )or > ( > customer_demographics.cd_demo_sk = ss_cdemo_sk > and customer_demographics.cd_marital_status = 'U' > )) > ; > {code} > {code} > Map 3 > Map Operator Tree: > TableScan > alias: customer_demographics > Statistics: Num rows: 1920800 Data size: 717255532 Basic stats: COMPLETE Column stats: NONE > Reduce Output Operator > sort order: > Statistics: Num rows: 1920800 Data size: 717255532 Basic stats: COMPLETE Column stats: NONE > value expressions: cd_demo_sk (type: int), cd_marital_status (type: string) > Execution mode: vectorized, llap > LLAP IO: all inputs > {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)