[jira] [Resolved] (TAJO-1101) Broadcast join with a zero-length file table returns wrong result data.

["Jaehwa Jung (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/TAJO-1101?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jaehwa Jung resolved TAJO-1101.
-------------------------------
    Resolution: Fixed

> Broadcast join with a zero-length file table returns wrong result data.
> -----------------------------------------------------------------------
>
>                 Key: TAJO-1101
>                 URL: https://issues.apache.org/jira/browse/TAJO-1101
>             Project: Tajo
>          Issue Type: Bug
>            Reporter: Hyoungjun Kim
>            Assignee: Hyoungjun Kim
>            Priority: Blocker
>             Fix For: 0.9.0
>
>
> If a table has several data files and some files are empty, Broadcast join with that table returns wrong data.
> {code:sql}
> select * from customer_large a
>  left outer join nation_multifile b on a.c_nationkey = b.n_nationkey
>  where b.n_nationkey is null
> {code}
> The above query should return empty rows but return many rows with null n_nationkey value. 
>  



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