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From "Sergey Shelukhin (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-11493) Predicate with integer column equals double evaluates to false
Date Thu, 12 Nov 2015 02:13:13 GMT

     [ https://issues.apache.org/jira/browse/HIVE-11493?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Sergey Shelukhin updated HIVE-11493:
------------------------------------

Should this issue be backported to branch-1? It looks like a bug.

> Predicate with integer column equals double evaluates to false
> --------------------------------------------------------------
>
>                 Key: HIVE-11493
>                 URL: https://issues.apache.org/jira/browse/HIVE-11493
>             Project: Hive
>          Issue Type: Bug
>          Components: Query Planning
>    Affects Versions: 0.14.0, 1.0.0, 1.2.0, 1.2.1, 2.0.0
>            Reporter: Prasanth Jayachandran
>            Assignee: Pengcheng Xiong
>            Priority: Blocker
>             Fix For: 2.0.0
>
>         Attachments: HIVE-11493.01.patch, HIVE-11493.02.patch, HIVE-11493.03.patch, HIVE-11493.04.patch
>
>
> Filters with integer column equals double constant evaluates to false everytime. Negative
double constant works fine.
> {code:title=explain select * from orc_ppd where t = 10.0;}
> OK
> Stage-0
>    Fetch Operator
>       limit:-1
>       Select Operator [SEL_2]
>          outputColumnNames:["_col0","_col1","_col2","_col3","_col4","_col5","_col6","_col7","_col8","_col9","_col10","_col11","_col12","_col13"]
>          Filter Operator [FIL_1]
>             predicate:false (type: boolean)
>             TableScan [TS_0]
>                alias:orc_ppd
> {code}
> {code:title=explain select * from orc_ppd where t = -10.0;}
> OK
> Stage-0
>    Fetch Operator
>       limit:-1
>       Select Operator [SEL_2]
>          outputColumnNames:["_col0","_col1","_col2","_col3","_col4","_col5","_col6","_col7","_col8","_col9","_col10","_col11","_col12","_col13"]
>          Filter Operator [FIL_1]
>             predicate:(t = (- 10.0)) (type: boolean)
>             TableScan [TS_0]
>                alias:orc_ppd
> {code}



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