16.20 - Computation - Teradata Database

Teradata Vantageā„¢ - SQL Functions, Expressions, and Predicates

prodname
Advanced SQL Engine
Teradata Database
vrm_release
16.20
created_date
March 2019
category
Programming Reference
featnum
B035-1145-162K

STANDARD DEVIATION OF A SAMPLE is valid only for numeric data.

Nulls are not included in the result computation.

When there are no non-null data points in the population, then STDDEV_POP returns NULL.

Division by zero results in NULL rather than an error.