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https://issues.apache.org/jira/browse/HIVE-8466?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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cw updated HIVE-8466:
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Status: Patch Available (was: Open)
> nonReserved keywords can not be used as table alias
> ---------------------------------------------------
>
> Key: HIVE-8466
> URL: https://issues.apache.org/jira/browse/HIVE-8466
> Project: Hive
> Issue Type: Bug
> Components: SQL
> Affects Versions: 0.13.1, 0.13.0, 0.12.0
> Reporter: cw
> Priority: Minor
> Attachments: HIVE-8466.1.patch
>
>
> There is a small mistake in the patch of issue HIVE-2906. See the change of
> FromClauseParser.g
> - : tabname=tableName (ts=tableSample)? (KW_AS? alias=identifier)?
> - -> ^(TOK_TABREF $tabname $ts? $alias?)
> + : tabname=tableName (props=tableProperties)? (ts=tableSample)? (KW_AS?
> alias=Identifier)?
> + -> ^(TOK_TABREF $tabname $props? $ts? $alias?)
> With the 'identifier' changed to 'Identifier' we can not use nonReserved
> keywords as table alias.
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