You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@hive.apache.org by "xiaowei wang (JIRA)" <ji...@apache.org> on 2015/06/24 15:41:04 UTC
[jira] [Commented] (HIVE-11095) SerDeUtils another bug ,when Text
is reused
[ https://issues.apache.org/jira/browse/HIVE-11095?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14599430#comment-14599430 ]
xiaowei wang commented on HIVE-11095:
-------------------------------------
SerDeUtils invoke a bad method of Text,getBytes()!
> SerDeUtils another bug ,when Text is reused
> --------------------------------------------
>
> Key: HIVE-11095
> URL: https://issues.apache.org/jira/browse/HIVE-11095
> Project: Hive
> Issue Type: Bug
> Components: API, CLI
> Affects Versions: 0.14.0, 1.0.0, 1.2.0
> Environment: Hadoop 2.3.0-cdh5.0.0
> Hive 0.14
> Reporter: xiaowei wang
> Assignee: xiaowei wang
> Priority: Critical
> Fix For: 1.2.0
>
> Attachments: HIVE-11095.1.patch.txt
>
>
> The method transformTextFromUTF8 have a error bug,
> It invoke a bad method of Text,getBytes()!
> 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' ；
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)