[jira] [Created] (HIVE-21437) Vectorization: Decimal division with integer columns

[Gopal V (JIRA)]

Gopal V created HIVE-21437:
------------------------------

             Summary: Vectorization: Decimal division with integer columns
                 Key: HIVE-21437
                 URL: https://issues.apache.org/jira/browse/HIVE-21437
             Project: Hive
          Issue Type: Bug
          Components: Vectorization
            Reporter: Gopal V


Vectorizer fails for

{code}
CREATE temporary TABLE `catalog_Sales`(
  `cs_quantity` int, 
  `cs_wholesale_cost` decimal(7,2), 
  `cs_list_price` decimal(7,2), 
  `cs_sales_price` decimal(7,2), 
  `cs_ext_discount_amt` decimal(7,2), 
  `cs_ext_sales_price` decimal(7,2), 
  `cs_ext_wholesale_cost` decimal(7,2), 
  `cs_ext_list_price` decimal(7,2), 
  `cs_ext_tax` decimal(7,2), 
  `cs_coupon_amt` decimal(7,2), 
  `cs_ext_ship_cost` decimal(7,2), 
  `cs_net_paid` decimal(7,2), 
  `cs_net_paid_inc_tax` decimal(7,2), 
  `cs_net_paid_inc_ship` decimal(7,2), 
  `cs_net_paid_inc_ship_tax` decimal(7,2), 
  `cs_net_profit` decimal(7,2))
 ;

explain vectorization detail select max((((cs_ext_list_price - 
cs_ext_wholesale_cost) - cs_ext_discount_amt) + cs_ext_sales_price) / 2) from 
catalog_sales;
{code}

{code}
'            Map Vectorization:'
'                enabled: true'
'                enabledConditionsMet: 
hive.vectorized.use.vectorized.input.format IS true'
'                inputFileFormats: 
org.apache.hadoop.hive.ql.io.orc.OrcInputFormat'
'                notVectorizedReason: SELECT operator: Could not instantiate 
DecimalColDivideDecimalScalar with arguments arguments: [21, 20, 22], argument 
classes: [Integer, Integer, Integer], exception: 
java.lang.IllegalArgumentException: java.lang.ClassCastException@63b56be0 stack 
trace: sun.reflect.GeneratedConstructorAccessor<omitted>.newInstance(Unknown 
Source), 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45),
 java.lang.reflect.Constructor.newInstance(Constructor.java:423), 
org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.instantiateExpression(VectorizationContext.java:2088),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.fixDecimalDataTypePhysicalVariations(Vectorizer.java:4662),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.fixDecimalDataTypePhysicalVariations(Vectorizer.java:4602),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.vectorizeSelectOperator(Vectorizer.java:4584),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.validateAndVectorizeOperator(Vectorizer.java:5171),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.doProcessChild(Vectorizer.java:923),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.doProcessChildren(Vectorizer.java:809),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.validateAndVectorizeOperatorTree(Vectorizer.java:776),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer.access$2400(Vectorizer.java:240),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer$VectorizationDispatcher.validateAndVectorizeMapOperators(Vectorizer.java:2038),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer$VectorizationDispatcher.validateAndVectorizeMapOperators(Vectorizer.java:1990),
 
org.apache.hadoop.hive.ql.optimizer.physical.Vectorizer$VectorizationDispatcher.validateAndVectorizeMapWork(Vectorizer.java:1963),
 ...'
'                vectorized: false'
{code}



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