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https://issues.apache.org/jira/browse/HIVE-13022?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15140293#comment-15140293
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Minu commented on HIVE-13022:
-----------------------------
To prevent the Hadoop table names from being prepended to the column names, try
using this property setting in the Hive-site.xml file.
<property>
<name>hive.resultset.use.unique.column.names</name>
<value>false</value>
</property>
> Header in output file
> ----------------------
>
> Key: HIVE-13022
> URL: https://issues.apache.org/jira/browse/HIVE-13022
> Project: Hive
> Issue Type: Bug
> Environment: Hdoop 2.1.0, hive
> Reporter: raju puli
> Original Estimate: 12h
> Remaining Estimate: 12h
>
> When i'm printing my out put with the header, each field name is coming with
> _u1. , i need fix this one as soon as possible my project is on production
> stage it need to upload to the web, it will make lot of conflicts.
> for example my field names are looks like this
> field1 field2 field3 field4
> but in out put it's printing like this
> _u1.field1 _u1.field2 _u1.field3 _u1.field4
> my script looks like this
> select * from(
> )
> union all
> select * from (
> );
> i'm running this script with using TEZ.
>
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