From issues-return-201027-archive-asf-public=cust-asf.ponee.io@spark.apache.org Wed Sep 5 17:14:05 2018 Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx-eu-01.ponee.io (Postfix) with SMTP id 9390E1807A1 for ; Wed, 5 Sep 2018 17:14:04 +0200 (CEST) Received: (qmail 61957 invoked by uid 500); 5 Sep 2018 15:14:03 -0000 Mailing-List: contact issues-help@spark.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Delivered-To: mailing list issues@spark.apache.org Received: (qmail 61794 invoked by uid 99); 5 Sep 2018 15:14:03 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd4-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 05 Sep 2018 15:14:03 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd4-us-west.apache.org (ASF Mail Server at spamd4-us-west.apache.org) with ESMTP id 38560C1F31 for ; Wed, 5 Sep 2018 15:14:03 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd4-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -110.301 X-Spam-Level: X-Spam-Status: No, score=-110.301 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, USER_IN_DEF_SPF_WL=-7.5, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd4-us-west.apache.org [10.40.0.11]) (amavisd-new, port 10024) with ESMTP id UxdxvbDfqsFr for ; Wed, 5 Sep 2018 15:14:02 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTP id 2F1E85F6C0 for ; Wed, 5 Sep 2018 15:14:02 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id 8CE8CE263C for ; Wed, 5 Sep 2018 15:14:01 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id D4C4626B73 for ; Wed, 5 Sep 2018 15:14:00 +0000 (UTC) Date: Wed, 5 Sep 2018 15:14:00 +0000 (UTC) From: "Apache Spark (JIRA)" To: issues@spark.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (SPARK-25132) Case-insensitive field resolution when reading from Parquet MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/SPARK-25132?page=3Dcom.atlassia= n.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=3D166= 04529#comment-16604529 ]=20 Apache Spark commented on SPARK-25132: -------------------------------------- User 'seancxmao' has created a pull request for this issue: https://github.com/apache/spark/pull/22343 > Case-insensitive field resolution when reading from Parquet > ----------------------------------------------------------- > > Key: SPARK-25132 > URL: https://issues.apache.org/jira/browse/SPARK-25132 > Project: Spark > Issue Type: Bug > Components: SQL > Affects Versions: 2.2.0, 2.3.1 > Reporter: Chenxiao Mao > Assignee: Chenxiao Mao > Priority: Major > Labels: Parquet > Fix For: 2.4.0 > > > Spark SQL returns NULL for a column whose Hive metastore schema and Parqu= et schema are in different letter cases, regardless of spark.sql.caseSensit= ive set to true or false. > Here is a simple example to reproduce this issue: > scala> spark.range(5).toDF.write.mode("overwrite").saveAsTable("t1") > spark-sql> show create table t1; > CREATE TABLE `t1` (`id` BIGINT) > USING parquet > OPTIONS ( > `serialization.format` '1' > ) > spark-sql> CREATE TABLE `t2` (`ID` BIGINT) > > USING parquet > > LOCATION 'hdfs://localhost/user/hive/warehouse/t1'; > spark-sql> select * from t1; > 0 > 1 > 2 > 3 > 4 > spark-sql> select * from t2; > NULL > NULL > NULL > NULL > NULL > =C2=A0 -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org For additional commands, e-mail: issues-help@spark.apache.org