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https://issues.apache.org/jira/browse/HIVE-8155?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14256258#comment-14256258
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Sergey Shelukhin commented on HIVE-8155:
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What would the original result of the query be? There's code in Hive where * is
resolved that appears to resolve column names based on regex. I never tried it,
but it seems that the original intent might have been to be able to
pattern-match columns, E.g. select *_name from employee to select first and
last name, or something. It's rather esoteric, but would be nice to check
> In select statement after * any random characters are allowed in hive but in
> RDBMS its not allowed
> ---------------------------------------------------------------------------------------------------
>
> Key: HIVE-8155
> URL: https://issues.apache.org/jira/browse/HIVE-8155
> Project: Hive
> Issue Type: Improvement
> Reporter: Ferdinand Xu
> Assignee: Dong Chen
> Priority: Critical
> Attachments: HIVE-8155.patch
>
>
> In select statement after * any random characters are allowed in hive but in
> RDBMS its not allowed.
> Steps:
> In the below query "abcdef" is random characters.
> In RDBMS(oracle):
> select *abcdef from mytable;
> Output:
> ERROR prepare() failed with: ORA-00923: FROM keyword not found where expected
> In Hive:
> select *abcdef from mytable;
> Output:
> Query worked fine and display all the records of mytable.
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