16.20 - Window Aggregate Equivalent - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Functions, Expressions, and Predicates

Product
Advanced SQL Engine
Teradata Database
Release Number
16.20
Release Date
March 2019
Content Type
Programming Reference
Publication ID
B035-1145-162K
Language
English (United States)
   ROW_NUMBER() OVER (PARTITION BY  column 
 ORDER BY  value 
) 

is equivalent to

   COUNT(*) OVER (PARTITION BY  column 
 ORDER BY  value 
 
   ROWS UNBOUNDED PRECEDING).