[jira] [Created] (HIVE-9857) Create Factorial UDF

[Alexander Pivovarov (JIRA)]

Alexander Pivovarov created HIVE-9857:
-----------------------------------------

             Summary: Create Factorial UDF
                 Key: HIVE-9857
                 URL: https://issues.apache.org/jira/browse/HIVE-9857
             Project: Hive
          Issue Type: Improvement
          Components: UDF
            Reporter: Alexander Pivovarov
            Assignee: Alexander Pivovarov


Function signature: factorial(int a): long

For example 5!= 5*4*3*2*1=120
{code}
select factorial(5);
OK
120
{code}



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