TD_KNN Syntax | kNN | Teradata Vantage - TD_KNN Syntax - Analytics Database

Database Analytic Functions

Deployment
VantageCloud
VantageCore
Edition
VMware
Enterprise
IntelliFlex
Product
Analytics Database
Release Number
17.20
Published
June 2022
ft:locale
en-US
ft:lastEdition
2025-11-06
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jmh1512506877710
Product Category
Teradata Vantageā„¢
TD_KNN(
    ON { table | view | (query) } AS TestTable PARTITION BY ANY
    ON { table | view | (query) } AS TrainingTable DIMENSION
    USING
    IDColumn('id_col_name')
    InputColumns({'target_column'| target_column_range}[...])
    [ ModelType('classification'|'regression'|'neighbors') ]
    [ K(k) ]
    [ Accumulate({'accumulate_column'|accumulate_column_range}[,...]) ]
    [ ResponseColumn(['response_column']) ]
    [ VotingWeight(voting_weight) ]
    [ Tolerance(tolerance) ]
    [ OutputProb('true'|'false'|'t'|'yes'|'y'|'1'|'f'|'no'|'n'|'0') ]
    [ Responses('response_list') ]
    [ EmitNeighbors('true'|'false'|'t'|'yes'|'y'|'1'|'f'|'no'|'n'|'0') ]
    [ EmitDistances('true'|'false'|'t'|'yes'|'y'|'1'|'f'|'no'|'n'|'0') ]

)
You can call this function from:
  • The FROM clause of a SELECT statement
  • As part of a CREATE TABLE statement
  • As part of a CREATE VIEW statement