Example: Function Mapping Definition with IN TABLE, OUT TABLE, and Parameters Options - Teradata VantageCloud Lake

Lake - Working with SQL

Deployment
VantageCloud
Edition
Lake
Product
Teradata VantageCloud Lake
Release Number
Published
February 2025
ft:locale
en-US
ft:lastEdition
2025-11-21
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jbe1714339405530.ditamap
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pny1626732985837.ditaval
dita:id
jbe1714339405530

Following is the function mapping definition glm for the function glm located on the server coprocessor.

During function processing, you can specify the following options in the SELECT FROM table operator USING clause:
  • InputTable as an input table correlation name.
  • OutputTable as an output table.
  • Parameters including ColumnNames, CategoricalColumns, Family, Link, Weight, Threshold, MaxIterNum, Intercept, and Step.
CREATE FUNCTION MAPPING appl_view_db.glm 
   FOR glm SERVER coprocessor 
   MAP JSON ( '{ "function_version": "1.0" }') 
   USING 
   InputTable IN TABLE,  
   OutputTable OUT TABLE,  
   ColumnNames, CategoricalColumns, Family, 
   Link, Weight, Threshold, MaxIterNum, Intercept, Step;