16.20 - Example: Returning the Sum of Squares for Weight - Teradata Database

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

prodname
Advanced SQL Engine
Teradata Database
vrm_release
16.20
created_date
March 2019
category
Programming Reference
featnum
B035-1145-162K

This example is based the following regrtbl data. Nulls are indicated by the QUESTION MARK character.

c1   height   weight
--   ------   ------
 1       60       84
 2       62       95
 3       64      140
 4       66      155
 5       68      119
 6       70      175
 7       72      145
 8       74      197
 9       76      150
10       76      ?
11       ?       150
12       ?       ?

The following SELECT statement returns the sum of squares for weight where neither height nor weight is null.

   SELECT REGR_SYY(weight,height) 
   FROM regrtbl;
   
   Regr_Syy(weight,height)
   -----------------------
                     10426