1.0 - 8.00 - Sampling Input - 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)

data Schema

This table is always required.

Column Data Type Description
input_column Any Data to sample.
stratum_column Any [Appears only when this is the only input table and you specify the StratumColumn argument.] Sampling conditions.

summary Schema

This table is required for approximate sample sizes, disallowed otherwise.

Column Data Type Description
input_column Any Data to sample.
stratum_column Any Sampling conditions.
To approximate the target sample fractions well, the summary input must summarize the population statistics faithfully. That is, sum / stratum_count with a non-null stratum value must equal the total population size.