17.05 - Example: Function Mapping Definition that Includes a Variable with a Default Value - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Data Definition Language Syntax and Examples

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
Release Date
January 2021
Content Type
Programming Reference
Publication ID
B035-1144-175K
Language
English (United States)

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
;