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From "Jacques Nadeau (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (DRILL-2747) Implicit cast in filters fails if enclosed literal has leading or trailing spaces
Date Tue, 05 May 2015 13:37:02 GMT

     [ https://issues.apache.org/jira/browse/DRILL-2747?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jacques Nadeau updated DRILL-2747:
----------------------------------
      Component/s:     (was: Query Planning & Optimization)
                   SQL Parser
    Fix Version/s: 1.2.0

> Implicit cast in filters fails if enclosed literal has leading or trailing spaces
> ---------------------------------------------------------------------------------
>
>                 Key: DRILL-2747
>                 URL: https://issues.apache.org/jira/browse/DRILL-2747
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: SQL Parser
>            Reporter: Abhishek Girish
>            Assignee: Jinfeng Ni
>             Fix For: 1.2.0
>
>
> Implicit cast in filters do not return results if literals contain leading or trailing
spaces. 
> *Drill:*
> {code:sql}
> > select d_date_sk, d_day_name from date_dim where d_date is not null and d_date between
'1900-01-10' and ' 1900-01-20'  limit 1 ;
> +------------+------------+
> | d_date_sk  | d_day_name |
> +------------+------------+
> +------------+------------+
> No rows selected (0.221 seconds)
> {code}
> Prefixing the literal with "date" happens to solve the issue:
> {code:sql}
> > select d_date_sk, d_day_name from date_dim where d_date is not null and d_date between
date '1900-01-10' and date ' 1900-01-20'  limit 1 ;
> +------------+------------+
> | d_date_sk  | d_day_name |
> +------------+------------+
> | 2415030    | Tuesday    |
> +------------+------------+
> 1 row selected (0.128 seconds)
> {code}
> *Postgres:*
> {code:sql}
> # select d_date_sk, d_day_name from date_dim where d_date is not null and d_date between
'1900-01-10' and ' 1900-01-20'  limit 1 ;
>  d_date_sk | d_day_name
> -----------+------------
>    2415030 | Tuesday
> (1 row)
> {code}
> Update:
> In case of String literals with numeric value, leading or trailing spaces causes the
query to fail with NumberFormatException:
> *Drill:*
> {code:sql}
> > select d_date_sk, d_day_name from date_dim where d_week_seq in ('1','2','3 ') order
by d_week_seq limit 3;
> Query failed: RemoteRpcException: Failure while running fragment., 3  [ a06d8711-5e70-46a8-b4f7-100e8380f610
on abhi6.qa.lab:31010 ]
> [ a06d8711-5e70-46a8-b4f7-100e8380f610 on abhi6.qa.lab:31010 ]
> Error: exception while executing query: Failure while executing query. (state=,code=0)
> {code}
> *Postgres:*
>  {code:sql}
> # select d_date_sk, d_day_name from date_dim where d_week_seq in ('1','2','3 ') order
by d_week_seq limit 3;
>  d_date_sk | d_day_name
> -----------+------------
>    2415023 | Tuesday
>    2415024 | Wednesday
>    2415022 | Monday
> (3 rows)
> {code:sql}



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