17.10 - Example: Finding Differences Between RANK(ANSI) and DENSE_ RANK(ANSI) - Advanced SQL Engine - Teradata Database

The following SQL statement illustrates the difference between RANK(ANSI) and DENSE_RANK(ANSI), returning the RANK and DENSE_RANK for sales_person by sales_region and sales_amount.

SELECT sales_person, sales_region, sales_amount,
 RANK() OVER
    (PARTITION BY sales_region ORDER BY sales_amount DESC) as "Rank",
 DENSE_RANK() OVER
    (PARTITION BY sales_region ORDER BY sales_amount DESC) as "DenseRank"
 FROM sales_table;