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From "Chun Chang (JIRA)" <j...@apache.org>
Subject [jira] [Closed] (DRILL-704) issue with casting varchar into date
Date Fri, 17 Feb 2017 22:54:44 GMT

     [ https://issues.apache.org/jira/browse/DRILL-704?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Chun Chang closed DRILL-704.
----------------------------

> issue with casting varchar into date
> ------------------------------------
>
>                 Key: DRILL-704
>                 URL: https://issues.apache.org/jira/browse/DRILL-704
>             Project: Apache Drill
>          Issue Type: Bug
>            Reporter: Chun Chang
>             Fix For: 0.4.0
>
>
> When drill casts varchar into date, we seem to adding a time portion with appears random
timezone info.
> postgres:
> foodmart=# select c_date, cast(c_date as date) from data where c_row < 23;
>    c_date   |   c_date
> ------------+------------
>  1957-04-09 | 1957-04-09
>  1957-06-13 | 1957-06-13
>  1996-02-28 | 1996-02-28
>  1996-01-29 | 1996-01-29
>  1996-03-01 | 1996-03-01
>  1996-03-02 | 1996-03-02
>  1997-02-28 | 1997-02-28
>  1997-01-29 | 1997-01-29
>  1997-03-01 | 1997-03-01
>  1997-03-02 | 1997-03-02
>  2000-04-01 | 2000-04-01
>  2000-04-02 | 2000-04-02
>  2000-04-03 | 2000-04-03
>  2038-04-08 | 2038-04-08
>  2039-04-09 | 2039-04-09
>  2040-04-10 | 2040-04-10
>  1999-01-08 | 1999-01-08
>  1999-02-08 | 1999-02-08
>  1999-03-08 | 1999-03-08
>  1999-01-18 | 1999-01-18
>  2003-01-02 | 2003-01-02
>  1999-04-08 | 1999-04-08
> (22 rows)
> drill:
> 0: jdbc:drill:schema=dfs> select cast(c_date as varchar(50)), cast(c_date as date)
from data where c_row < 23;
> +------------+------------+
> |   EXPR$0   |   EXPR$1   |
> +------------+------------+
> | 1957-04-09 | 1957-04-09T00:00:00.000-08:00 |
> | 1957-06-13 | 1957-06-13T00:00:00.000-07:00 |
> | 1996-02-28 | 1996-02-28T00:00:00.000-08:00 |
> | 1996-01-29 | 1996-01-29T00:00:00.000-08:00 |
> | 1996-03-01 | 1996-03-01T00:00:00.000-08:00 |
> | 1996-03-02 | 1996-03-02T00:00:00.000-08:00 |
> | 1997-02-28 | 1997-02-28T00:00:00.000-08:00 |
> | 1997-01-29 | 1997-01-29T00:00:00.000-08:00 |
> | 1997-03-01 | 1997-03-01T00:00:00.000-08:00 |
> | 1997-03-02 | 1997-03-02T00:00:00.000-08:00 |
> | 2000-04-01 | 2000-04-01T00:00:00.000-08:00 |
> | 2000-04-02 | 2000-04-02T00:00:00.000-08:00 |
> | 2000-04-03 | 2000-04-03T00:00:00.000-07:00 |
> | 2038-04-08 | 2038-04-08T00:00:00.000-07:00 |
> | 2039-04-09 | 2039-04-09T00:00:00.000-07:00 |
> | 2040-04-10 | 2040-04-10T00:00:00.000-07:00 |
> | 1999-01-08 | 1999-01-08T00:00:00.000-08:00 |
> | 1999-02-08 | 1999-02-08T00:00:00.000-08:00 |
> | 1999-03-08 | 1999-03-08T00:00:00.000-08:00 |
> | 1999-01-18 | 1999-01-18T00:00:00.000-08:00 |
> | 2003-01-02 | 2003-01-02T00:00:00.000-08:00 |
> | 1999-04-08 | 1999-04-08T00:00:00.000-07:00 |
> +------------+------------+
> 22 rows selected (0.175 seconds)
> This is a regression.



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