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Posted to dev@hive.apache.org by "Rui Li (JIRA)" <ji...@apache.org> on 2018/05/23 12:06:00 UTC

[jira] [Created] (HIVE-19671) Distribute by rand() can lead to data inconsistency

Rui Li created HIVE-19671:
-----------------------------

             Summary: 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


Noticed the following queries can give different results:
{code}
select count(*) from tbl;
select count(*) from (select * from tbl distribute by rand());
{code}



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