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From "Zoltan Haindrich (Jira)" <j...@apache.org>
Subject [jira] [Resolved] (HIVE-25278) HiveProjectJoinTransposeRule may do invalid transformations with windowing expressions
Date Tue, 06 Jul 2021 11:34:01 GMT

     [ https://issues.apache.org/jira/browse/HIVE-25278?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Zoltan Haindrich resolved HIVE-25278.
-------------------------------------
    Fix Version/s: 4.0.0
       Resolution: Fixed

merged into master

> HiveProjectJoinTransposeRule may do invalid transformations with windowing expressions

> ---------------------------------------------------------------------------------------
>
>                 Key: HIVE-25278
>                 URL: https://issues.apache.org/jira/browse/HIVE-25278
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Zoltan Haindrich
>            Assignee: Zoltan Haindrich
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 4.0.0
>
>          Time Spent: 50m
>  Remaining Estimate: 0h
>
> running
> {code}
> create table table1 (acct_num string, interest_rate decimal(10,7)) stored as orc;
> create table table2 (act_id string) stored as orc;
> CREATE TABLE temp_output AS
> SELECT act_nbr, row_num
> FROM (SELECT t2.act_id as act_nbr,
> row_number() over (PARTITION BY trim(acct_num) ORDER BY interest_rate DESC) AS row_num
> FROM table1 t1
> INNER JOIN table2 t2
> ON trim(acct_num) = t2.act_id) t
> WHERE t.row_num = 1;
> {code}
> may result in error like:
> {code}
> Error: Error while compiling statement: FAILED: SemanticException Line 0:-1 Invalid column
reference 'interest_rate': (possible column names are: interest_rate, trim) (state=42000,code=40000)
> {code}



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