[jira] [Updated] (HIVE-14843) HIVE-14751 introduced ambiguity in grammar

["Jesus Camacho Rodriguez (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-14843?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jesus Camacho Rodriguez updated HIVE-14843:
-------------------------------------------
    Status: Patch Available  (was: In Progress)

> HIVE-14751 introduced ambiguity in grammar
> ------------------------------------------
>
>                 Key: HIVE-14843
>                 URL: https://issues.apache.org/jira/browse/HIVE-14843
>             Project: Hive
>          Issue Type: Bug
>          Components: Parser
>    Affects Versions: 2.2.0
>            Reporter: Pengcheng Xiong
>            Assignee: Jesus Camacho Rodriguez
>         Attachments: HIVE-14843.patch
>
>
> As reported by [~ekoifman] and tested by myself, your patch introduced ambiguity into the grammar.
> {code}
> warning(200): IdentifiersParser.g:327:5:
> Decision can match input such as "KW_DAY KW_TO KW_SECOND" using multiple alternatives: 2, 5
> As a result, alternative(s) 5 were disabled for that input
> warning(200): IdentifiersParser.g:327:5:
> Decision can match input such as "KW_YEAR KW_TO KW_MONTH" using multiple alternatives: 1, 3
> As a result, alternative(s) 3 were disabled for that input
> {code} 
> Could you please take another look? Thanks.



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)