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https://issues.apache.org/jira/browse/HIVE-19671?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rui Li updated HIVE-19671:
--------------------------
Description:
Noticed the following queries can give different results:
{code}
select count(*) from tbl;
select count(*) from (select * from tbl distribute by rand()) a;
{code}
was:
Noticed the following queries can give different results:
{code}
select count(*) from tbl;
select count(*) from (select * from tbl distribute by rand());
{code}
> Distribute by rand() can lead to data inconsistency
> ---------------------------------------------------
>
> Key: HIVE-19671
> URL: https://issues.apache.org/jira/browse/HIVE-19671
> Project: Hive
> Issue Type: Bug
> Reporter: Rui Li
> Priority: Major
>
> Noticed the following queries can give different results:
> {code}
> select count(*) from tbl;
> select count(*) from (select * from tbl distribute by rand()) a;
> {code}
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