Example: Function Mapping Definition that Includes a Variable with a Default Value - Teradata VantageCloud Lake

This function mapping definition specifies a default value of 10 for the Maxnum variable.

If Maxnum is not specified during function processing, the value 10 is used.

CREATE FUNCTION MAPPING usr_SVMSparse
FOR SparseSVMTrainer SERVER TD_SERVER_DB.coprocessor
USING
InputTable(inp_table) IN TABLE ,
ModelTable(model_table) OUT TABLE ,
IDColumn ,
SampleIdColumn ,
AttributeColumn(AttributeNameColumn) ,
LabelColumn(ResponseColumn),
ValueColumn(AttributeValueColumn),
HashProjection , "Hash" , HashBuckets ,
Cost , Bias , ClassWeights ,
MaxStep(Maxnum) ,
Maxnum(10),
Epsilon , Seed , SequenceInputBy
;