[
https://issues.apache.org/jira/browse/DRILL-2030?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jinfeng Ni resolved DRILL-2030.
-------------------------------
Resolution: Fixed
Fix Version/s: 0.8.0
> CTAS with SELECT * and expression creates column names with prefix
> ------------------------------------------------------------------
>
> Key: DRILL-2030
> URL: https://issues.apache.org/jira/browse/DRILL-2030
> Project: Apache Drill
> Issue Type: Bug
> Components: Query Planning & Optimization
> Affects Versions: 0.7.0
> Reporter: Aman Sinha
> Assignee: Jinfeng Ni
> Fix For: 0.8.0
>
> Attachments:
> 0001-DRILL-2030-fix-column-prefix-for-CTAS-when-query-has.patch
>
>
> Doing a CTAS with the star column and an expression creates columns that
> contain the table prefix 'T||' . Looks like the top project did not strip
> out the prefix.
> {code}
> 0: jdbc:drill:zk=local> create table region4 as select *, r_regionkey + 1
> from cp.`tpch/region.parquet`;
> +------------+---------------------------+
> | Fragment | Number of records written |
> +------------+---------------------------+
> | 0_0 | 5 |
> +------------+---------------------------+
> 0: jdbc:drill:zk=local> select * from region4;
> +-----------------+------------+---------------+------------+
> | T2¦¦r_regionkey | T2¦¦r_name | T2¦¦r_comment | EXPR$1 |
> +-----------------+------------+---------------+------------+
> {code}
> The column names are correct if there is a regular column with the star
> column.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
