[jira] [Updated] (HIVE-2863) Ambiguous table name or column reference message displays when table and column names are the same

["Namit Jain (Updated) (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-2863?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Namit Jain updated HIVE-2863:
-----------------------------

      Resolution: Fixed
    Hadoop Flags: Reviewed
          Status: Resolved  (was: Patch Available)

Committed. Thanks Navis
                
> Ambiguous table name or column reference message displays when table and column names are the same
> --------------------------------------------------------------------------------------------------
>
>                 Key: HIVE-2863
>                 URL: https://issues.apache.org/jira/browse/HIVE-2863
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Mauro Cazzari
>            Assignee: Navis
>         Attachments: HIVE-2863.D2361.1.patch
>
>
> Given the following table:
> CREATE TABLE `Y` (`y` DOUBLE) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\001' STORED AS TEXTFILE;
> The following query fails:
> SELECT  `Y`.`y`  FROM `Y`  WHERE  ( `y` = 1 )
> ERROR: java.sql.SQLException: Query returned non-zero code: 10, cause: FAILED: Error in
>        semantic analysis: Line 1:36 Ambiguous table alias or column reference '`y`'
> ERROR: Unable to execute Hadoop query.
> ERROR: Prepare error. SQL statement: SELECT  `Y`.`y`  FROM `Y`  WHERE  ( `y` = 1 ).
> The problem goes away if the table and column names do not match.

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