The function mapping definition for user_attribution specifies an (ANY) IN TABLE clause substitution.
If a single table name is specified without a correlation during function processing, ConversionEvents is used.
CREATE FUNCTION MAPPING user_attribution FOR Attribution SERVER coprocessor USING inputtable IN TABLE, inputtable1 IN TABLE, ConversionEvents(ANY) IN TABLE, excluding IN TABLE, optional IN TABLE, model1 IN TABLE, model2 IN TABLE, EVENT_COLUMN_NAME ('event'), TIMESTAMP_COLUMN_NAME ('time_stamp' ), WINDOW(WindowSize);