17.10 - Computing Top and Bottom Values - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Functions, Expressions, and Predicates
Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Published
July 2021
Language
English (United States)
Last Update
2021-07-28
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You can use RANK to compute top and bottom values as shown in the following examples.

Top(n, column) is computed as QUALIFY RANK(column DESC) <=n.

Bottom(n, column) is computed as QUALIFY RANK(column ASC) <=n.