The output of the HELP FOREIGN FUNCTION command shows detailed information about the Teradata ML Engine function specified.
You must use the coprocessor function name as input to this command and append @coprocessor to it. See Teradata ML Engine Analytic Function Mapping to map your function with its coprocessor function name.
HELP FOREIGN FUNCTION kmeans@coprocessor;
Function Help ---------------------------------------------------------------------- Function Name: kmeans Function Type: driver Short Description: Performs K-Means clustering on a data set Long Description: Finds cluster centroids and assigns data points to clusters using the k-means algorithm. Usage Syntax: kmeans@coprocessor( ON(...) as InputTable [ON(...) as CentroidsTable] [MaxIterNum('INTEGER')] [Seed('INTEGER')] [UnpackColumns('BOOLEAN')] [InitialSeeds('STRING')] [NumClusters('INTEGER')] [Threshold('DOUBLE')] [ClusteredOutput('TABLE_NAME')] OutputTable('TABLE_NAME') ) Input Columns: <Input Table> should be in the following format< id ,point1 real ...pointn real> Output Columns: <Output Table will be in the following format <clusterid, packedColumn, size, withinss> Function Owner: db_superuser Creation Time: 2017-08-29 16:02:06.230091 Function Version: 7.0_rel_1.7_r65218 Interfaces Implemented: Partition function
For information on function arguments, see Teradata® Vantage Machine Learning Engine Analytic Function Reference, B700-4003.