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From "Josh Rosen (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-17494) Floor function rounds up during join
Date Mon, 12 Sep 2016 18:51:20 GMT

     [ https://issues.apache.org/jira/browse/SPARK-17494?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Josh Rosen updated SPARK-17494:
-------------------------------
    Affects Version/s: 2.0.0

> Floor function rounds up during join
> ------------------------------------
>
>                 Key: SPARK-17494
>                 URL: https://issues.apache.org/jira/browse/SPARK-17494
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 1.6.1, 2.0.0
>            Reporter: Gokhan Civan
>              Labels: correctness
>
> If you create tables as follows:
> create table a as select 'A' as str, cast(10.5 as decimal(15,6)) as num;
> create table b as select 'A' as str;
> Then
> select floor(num) from a;
> returns 10
> but
> select floor(num) from a join b on a.str = b.str;
> returns 11



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