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Posted to issues@hive.apache.org by "xiaowei wang (JIRA)" <ji...@apache.org> on 2015/06/24 15:22:04 UTC
[jira] [Updated] (HIVE-10983) SerDeUtils bug ,when Text is reused
[ https://issues.apache.org/jira/browse/HIVE-10983?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
xiaowei wang updated HIVE-10983:
--------------------------------
Summary: SerDeUtils bug ,when Text is reused (was: LazySimpleSerDe bug ,when Text is reused )
> SerDeUtils bug ,when Text is reused
> -------------------------------------
>
> Key: HIVE-10983
> URL: https://issues.apache.org/jira/browse/HIVE-10983
> Project: Hive
> Issue Type: Bug
> Components: API, CLI
> Affects Versions: 0.14.0
> Environment: Hadoop 2.3.0-cdh5.0.0
> Hive 0.14
> Reporter: xiaowei wang
> Assignee: xiaowei wang
> Priority: Critical
> Labels: patch
> Fix For: 0.14.1, 1.2.0
>
> Attachments: HIVE-10983.1.patch.txt, HIVE-10983.2.patch.txt
>
>
> When i query data from a lzo table , I found in results : the length of the current row is always largr than the previous row, and sometimes,the current row contains the contents of the previous row。 For example ,i execute a sql ,"select * from web_searchhub where logdate=2015061003", the result of sql see blow.Notice that ,the second row content contains the first row content.
> INFO [03:00:05.589] HttpFrontServer::FrontSH msgRecv:Remote=/10.13.193.68:42098,session=3151,thread=254 2015061003
> INFO [03:00:05.594] <18941e66-9962-44ad-81bc-3519f47ba274> session=901,thread=223ession=3151,thread=254 2015061003
> The content of origin lzo file content see below ,just 2 rows.
> INFO [03:00:05.635] <b88e0473-7530-494c-82d8-e2d2ebd2666c_forweb> session=3148,thread=285
> INFO [03:00:05.635] HttpFrontServer::FrontSH msgRecv:Remote=/10.13.193.68:42095,session=3148,thread=285
> I think this error is caused by the Text reuse,and I found the solutions .
> Addicational, table create sql is :
> CREATE EXTERNAL TABLE `web_searchhub`(
> `line` string)
> PARTITIONED BY (
> `logdate` string)
> ROW FORMAT DELIMITED
> FIELDS TERMINATED BY '\\U0000'
> WITH SERDEPROPERTIES (
> 'serialization.encoding'='GBK')
> STORED AS INPUTFORMAT "com.hadoop.mapred.DeprecatedLzoTextInputFormat"
> OUTPUTFORMAT "org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat";
> LOCATION
> 'viewfs://nsX/user/hive/warehouse/raw.db/web/web_searchhub' ;
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