Example: Group Sum

Teradata Vantageā„¢ SQL Functions, Expressions, and Predicates

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

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