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Posted to issues@tajo.apache.org by "Hyunsik Choi (JIRA)" <ji...@apache.org> on 2014/09/14 15:47:35 UTC

[jira] [Resolved] (TAJO-656) Should print zero for count() when no row matches the given condition

     [ https://issues.apache.org/jira/browse/TAJO-656?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hyunsik Choi resolved TAJO-656.
-------------------------------
    Resolution: Not a Problem

It was resolved in another jira.

> Should print zero for count() when no row matches the given condition
> ---------------------------------------------------------------------
>
>                 Key: TAJO-656
>                 URL: https://issues.apache.org/jira/browse/TAJO-656
>             Project: Tajo
>          Issue Type: Improvement
>            Reporter: Keuntae Park
>            Priority: Trivial
>
> {noformat}
> select count(*) from A where A.a = 'a';
> {noformat}
> When a table has no row that matches the given condition, it returns
> {noformat}
> ?count
> -------------------------------
> {noformat}
> I think return should be 
> {noformat}
> ?count
> -------------------------------
> 0
> {noformat}



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