16.20 - Definition - Teradata Vantage NewSQL Engine

Teradata Vantageā„¢ SQL Functions, Expressions, and Predicates

prodname
Teradata Database
Teradata Vantage NewSQL Engine
vrm_release
16.20
category
Programming Reference
featnum
B035-1145-162K

The standard deviation is the second moment of a population. For a population, it is a measure of dispersion from the mean of that population.

Do not use STDDEV_POP unless the data points you are processing are the complete population.