17.10 - Computing the Moving Average When Number of Rows < width - 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)

For the (possibly grouped) resulting relation, the moving average considering width rows is computed where the rows are sorted by the sort_expression list.

When there are fewer than width rows, the average is computed using the current row and all preceding rows.