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From "Ashutosh Chauhan (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-13434) BaseSemanticAnalyzer.unescapeSQLString doesn't unescape \u0000 style character literals.
Date Sun, 10 Apr 2016 00:06:25 GMT

    [ https://issues.apache.org/jira/browse/HIVE-13434?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15233785#comment-15233785
] 

Ashutosh Chauhan commented on HIVE-13434:
-----------------------------------------

+1

> BaseSemanticAnalyzer.unescapeSQLString doesn't unescape \u0000 style character literals.
> ----------------------------------------------------------------------------------------
>
>                 Key: HIVE-13434
>                 URL: https://issues.apache.org/jira/browse/HIVE-13434
>             Project: Hive
>          Issue Type: Bug
>          Components: Parser
>    Affects Versions: 2.1.0
>            Reporter: Kousuke Saruta
>            Assignee: Kousuke Saruta
>         Attachments: HIVE-13434.1.patch
>
>
> BaseSemanticAnalyzer.unescapeSQLString method may have a fault. When "\u0061" style character
literals are passed to the method, it's not unescaped successfully.
> In Spark SQL project, we referenced the unescaping logic and noticed this issue (SPARK-14426)



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