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