[jira] [Updated] (DRILL-1017) Comparison (<>) between decimal38 and decimal18 fails on some value

["Mehant Baid (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/DRILL-1017?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Mehant Baid updated DRILL-1017:
-------------------------------

    Attachment: DRILL-1017.patch

This patch simply adds a unit test for this issue; Actual fix is in Optiq; pull request for Drill's Optiq fork: https://github.com/jacques-n/optiq/pull/7

> Comparison (<>) between decimal38 and decimal18 fails on some value
> -------------------------------------------------------------------
>
>                 Key: DRILL-1017
>                 URL: https://issues.apache.org/jira/browse/DRILL-1017
>             Project: Apache Drill
>          Issue Type: Bug
>          Components: Functions - Drill
>            Reporter: Chun Chang
>            Assignee: Mehant Baid
>         Attachments: DRILL-1017.patch
>
>
> The not equal comparison between decimal38 and decimal18 failed on the value: 12345.678900000. Same value was not compared as equal.
> 0: jdbc:drill:schema=dfs> select c_row, cast(c_decimal38 as decimal(38,9)) as decimal38, cast(c_decimal18 as decimal(18,9)) as decimal18 from data where c_row < 10 and cast(c_decimal38 as decimal(38,9)) <> cast(c_decimal18 as decimal(18,9));
> +------------+------------+------------+
> |   c_row    | decimal38  | decimal18  |
> +------------+------------+------------+
> | 8          | 12345.678900000 | 12345.678900000 |
> +------------+------------+------------+



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