[jira] [Assigned] (HIVE-10379) Wrong result when executing with tez

["Gunther Hagleitner (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HIVE-10379?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gunther Hagleitner reassigned HIVE-10379:
-----------------------------------------

    Assignee: Gunther Hagleitner

> Wrong result when executing with tez 
> -------------------------------------
>
>                 Key: HIVE-10379
>                 URL: https://issues.apache.org/jira/browse/HIVE-10379
>             Project: Hive
>          Issue Type: Bug
>          Components: Tez
>    Affects Versions: 0.13.0, 0.14.0
>         Environment: Hortonworks sandbox 2.1.1 & 2.2.0  
>            Reporter: ErwanMAS
>            Assignee: Gunther Hagleitner
>
> I do a left join with a lateral view outer , too many row are generated with tez .
> in map reduce , i have 125 rows , in tez 132 .....
> Example :
> {noformat}
>   drop table foo ;
>   create table foo ( dummyfoo int  ) ;
>   insert into table foo select count(*) from foo ;
>   select count(*) as cnt from (
>       select a.val,p.code from
>                         ( select cast((((one*5)+two)*5+three) as int) as val from foo
>                                         lateral view outer explode(split("0,1,2,3,4",",")) tbl_1 as one
>                                         lateral view outer explode(split("0,1,2,3,4",",")) tbl_2 as two
>                                         lateral view outer explode(split("0,1,2,3,4",",")) tbl_3 as three ) as a
>                         left join
>                         ( select dummyfoo as code from foo ) p on p.code=a.val
>   ) w ;
>   set hive.execution.engine=tez;
>   set hive.vectorized.execution.enabled=false;
>   select count(*) as cnt from (
>       select a.val,p.code from
>                         ( select cast((((one*5)+two)*5+three) as int) as val from foo
>                                         lateral view outer explode(split("0,1,2,3,4",",")) tbl_1 as one
>                                         lateral view outer explode(split("0,1,2,3,4",",")) tbl_2 as two
>                                         lateral view outer explode(split("0,1,2,3,4",",")) tbl_3 as three ) as a
>                         left join
>                         ( select dummyfoo as code from foo ) p on p.code=a.val
>   ) w ;
> {noformat}



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