17.10 - Example: Group Sum - 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 query returns the total sum of meat sales for all cities. Note there is no PARTITION BY clause in the SUM function, so all cities are included in the group sum.

   SELECT city, kind, sales,
   SUM(sales) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND
                    UNBOUNDED FOLLOWING) 
   FROM monthly;

The possible results of the preceding SELECT appear in the table below.

city kind sales Group Sum (sales)
Omaha pure pork 45 395
Omaha pure pork 125 395
Omaha pure pork 25 395
Omaha variety pack 25 395
Chicago variety pack 55 395
Chicago variety pack 45 395
Chicago pure pork 50 395
Chicago variety pack 25 395