[jira] [Updated] (DRILL-2540) CSVReader : Drill not reading the last column from a text file if it is an empty string

["Steven Phillips (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/DRILL-2540?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steven Phillips updated DRILL-2540:
-----------------------------------
    Fix Version/s: Future

> CSVReader : Drill not reading the last column from a text file if it is an empty string
> ---------------------------------------------------------------------------------------
>
>                 Key: DRILL-2540
>                 URL: https://issues.apache.org/jira/browse/DRILL-2540
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Storage - Text & CSV
>            Reporter: Rahul Challapalli
>            Assignee: Steven Phillips
>             Fix For: Future
>
>
> git.commit.id.abbrev=f1b59ed
> Data Set :
> {code}
> Hello|World
> |
> {code}
> The below queries suggest that drill is treating columns[1] as a missing column for the second record while it treats columns[0] as empty string for the second record
> {code}
> 0: jdbc:drill:schema=dfs_eea> select * from `temp.tbl`;
> +------------+
> |  columns   |
> +------------+
> | ["Hello","World"] |
> | [""]       |
> +------------+
> 2 rows selected (0.098 seconds)
> 0: jdbc:drill:schema=dfs_eea> select columns[0] from `temp.tbl`;
> +------------+
> |   EXPR$0   |
> +------------+
> | Hello      |
> |            |
> +------------+
> 2 rows selected (0.103 seconds)
> 0: jdbc:drill:schema=dfs_eea> select columns[1] from `temp.tbl`;
> +------------+
> |   EXPR$0   |
> +------------+
> | World      |
> | null       |
> +------------+
> {code}



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