QUALIFY Clause Examples | SQL SELECT Statements | Teradata Vantage - Example: Using the RANK Function in a QUALIFY Clause - Analytics Database - Teradata Vantage

SQL Data Manipulation Language

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
VMware
Product
Analytics Database
Teradata Vantage
Release Number
17.20
Published
June 2022
Language
English (United States)
Last Update
2024-04-05
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lifecycle
latest
Product Category
Teradata Vantage™

The following statement displays each item in a sales table, its total sales, and its rank within the top 100 selling items:

     SELECT itemid, sumprice, RANK() OVER (ORDER BY sumprice DESC)
     FROM (SELECT a1.item_id, SUM(a1.sale)
           FROM sales AS a1
           GROUP BY a1.itemID) AS t1 (item_id, sumprice)
     QUALIFY RANK() OVER (ORDER BY sum_price DESC) <=100;