[jira] Commented: (HIVE-119) add more informative error messages to grammar parsing

["Pete Wyckoff (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HIVE-119?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12653467#action_12653467 ] 

Pete Wyckoff commented on HIVE-119:
-----------------------------------

propose using a stack to push error messages on during parsing in antlr and then spit out the topmost element when there's an error.


> add more informative error messages to grammar parsing 
> -------------------------------------------------------
>
>                 Key: HIVE-119
>                 URL: https://issues.apache.org/jira/browse/HIVE-119
>             Project: Hadoop Hive
>          Issue Type: Improvement
>          Components: Query Processor
>            Reporter: Pete Wyckoff
>
> Some error messages give the user no context or help really to know what part of their stmt is wrong.

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