Valued CASE Expression Examples | Teradata Vantage - 17.10 - Example: Calculating the Fraction of Cost - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - 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 example uses a Valued CASE expression to calculate the fraction of cost in the total cost of inventory represented by parts of type ‘1’:

   SELECT SUM(CASE part
               WHEN '1' 
               THEN cost
               ELSE 0
              END
             )/SUM(cost)
   FROM t;