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Posted to issues@spark.apache.org by "Jason Ferrell (JIRA)" <ji...@apache.org> on 2019/05/24 19:22:00 UTC

[jira] [Created] (SPARK-27836) Issue with seeded rand() function in Spark SQL

Jason Ferrell created SPARK-27836:
-------------------------------------

             Summary: Issue with seeded rand() function in Spark SQL
                 Key: SPARK-27836
                 URL: https://issues.apache.org/jira/browse/SPARK-27836
             Project: Spark
          Issue Type: Bug
          Components: SQL
    Affects Versions: 2.4.0
            Reporter: Jason Ferrell


This SQL:

with a as
(
 select 123 val1
 union all
 select 123 val1
 union all
 select 123 val1
)
select val1,rand(123)
from a

Results in:
|val1|rand(123)|
|123|0.502953|
|123|0.52307|
|123|0.853569|

 

It should result in three rows all with value 0.502953



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