Yuming Wang created SPARK-28322:
-----------------------------------

             Summary: DIV support decimal type
                 Key: SPARK-28322
                 URL: https://issues.apache.org/jira/browse/SPARK-28322
             Project: Spark
          Issue Type: Sub-task
          Components: SQL
    Affects Versions: 3.0.0
            Reporter: Yuming Wang


Spark SQL:
{code:sql}
spark-sql> SELECT DIV(CAST(10 AS DECIMAL), CAST(3 AS DECIMAL));
Error in query: cannot resolve '(CAST(10 AS DECIMAL(10,0)) div CAST(3 AS 
DECIMAL(10,0)))' due to data type mismatch: '(CAST(10 AS DECIMAL(10,0)) div 
CAST(3 AS DECIMAL(10,0)))' requires integral type, not decimal(10,0); line 1 
pos 7;
'Project [unresolvedalias((cast(10 as decimal(10,0)) div cast(3 as 
decimal(10,0))), None)]
+- OneRowRelation
{code}

PostgreSQL:
{code:sql}
postgres=# SELECT DIV(CAST(10 AS DECIMAL), CAST(3 AS DECIMAL));
 div
-----
   3
(1 row)
{code}




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