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https://issues.apache.org/jira/browse/HIVE-24078?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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dailong updated HIVE-24078:
---------------------------
Summary: result rows not equal in mr and tez. (was: result rows not equal
in mr and tez)
> result rows not equal in mr and tez.
> ------------------------------------
>
> Key: HIVE-24078
> URL: https://issues.apache.org/jira/browse/HIVE-24078
> Project: Hive
> Issue Type: Bug
> Components: HiveServer2, Tez
> Affects Versions: 3.1.2
> Reporter: kuqiqi
> Priority: Blocker
>
> select
> rank_num,
> province_name,
> programset_id,
> programset_name,
> programset_type,
> cv,
> uv,
> pt,
> rank_num2,
> rank_num3,
> city_name,
> level,
> cp_code,
> cp_name,
> version_type,
> zz.city_code,
> zz.province_alias,
> '20200815' dt
> from
> (SELECT row_number() over(partition BY
> a1.province_alias,a1.city_code,a1.version_type
> ORDER BY cast(a1.cv AS bigint) DESC) AS rank_num,
> province_name(a1.province_alias) AS province_name,
> a1.program_set_id AS programset_id,
> a2.programset_name,
> a2.type_name AS programset_type,
> a1.cv,
> a1.uv,
> cast(a1.pt/3600000 as decimal(20,2)) pt,
> row_number() over (partition by
> a1.province_alias,a1.city_code,a1.version_type order by cast(a1.uv as bigint)
> desc ) as rank_num2,
> row_number() over (partition by
> a1.province_alias,a1.city_code,a1.version_type order by cast(a1.pt as bigint)
> desc ) as rank_num3,
> a1.city_code,
> a1.city_name,
> '3' as level,
> a2.cp_code,
> a2.cp_name,
> '20200815'as dt,
> a1.province_alias,
> a1.version_type
> FROM temp.dmp_device_vod_valid_day_v1_20200815_hn a1
> LEFT JOIN temp.dmp_device_vod_valid_day_v2_20200815_hn a2 ON
> a1.program_set_id=a2.programset_id
> WHERE a2.programset_name IS NOT NULL ) zz
> where rank_num<1000 or rank_num2<1000 or rank_num3<1000
> ;
>
> This sql gets 76742 rows in mr, but 76681 rows in tez.How to fix it?
> I think the problem maybe lies in row_number.
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