1.0 - 8.00 - Single-Node Data Sets and Any CvM Test - Teradata Vantage

Teradata® Vantage Machine Learning Engine Analytic Function Reference

Product
Teradata Vantage
Release Number
1.0
8.00
Release Date
May 2019
Content Type
Programming Reference
Publication ID
B700-4003-098K
Language
English (United States)

DistributionMatchReduce version 1.6, DistributionMatchMultiInput version 1.3

SELECT * FROM DistributionMatchReduce (
  ON DistributionMatchMultiInput (
    ON (SELECT COUNT(1) AS counts,
      SUM(COUNT(1)) OVER (PARTITION BY column [,...] 
        ORDER BY column) AS rank, column [,...] 
      FROM input_table 
      WHERE column IS NOT NULL
      GROUP BY column [,...] 
    ) AS input PARTITION BY column [,...] ORDER BY column 
    ON (SELECT column [,...], COUNT(*) AS group_size
      FROM input_table 
      WHERE column IS NOT NULL
      GROUP BY column [,...] 
    ) AS groupstats PARTITION BY column [,...]
    USING
    ValueColumn ('value_column')
    [ Tests ('test' [,...]) ]
    Distributions ('distribution:parameters' [,...])
    [ GroupByColumns ({ 'group_by_column' | 'group_by_column_range' [,...]) ]
    [ MinGroupSize (min_group_size) ]
    [ NumCell (cell_size) ]
  ) AS alias_1 PARTITION BY column [,...] 
) AS alias_2;