17.10 - Conditions That Produce a NULL Return Value - Advanced SQL Engine - Teradata Database

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

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1145-171K
Language
English (United States)

The following conditions produce a null return value:

  • Fewer than four non-null data points in the data used for the computation
  • STDDEV_SAMP(x) = 0
  • Division by zero