DENSE_RANK Function Example (ANSI) | Teradata Vantage - Example - Advanced SQL Engine - Teradata Database

SQL Functions, Expressions, and Predicates

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
17.00
Published
June 2020
Language
English (United States)
Last Update
2021-01-30
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tpt1555966086716.ditamap
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dita:id
B035-1145
lifecycle
previous
Product Category
Teradata Vantageā„¢

The following SELECT statement:

SELECT lname, serviceyrs,
 DENSE_RANK()OVER(ORDER BY serviceyrs)
 FROM schooltbl
 GROUP BY 1,2;

returns the ordered ranking by service years for teachers listed in schooltbl.

lname serviceyrs DENSE_RANK
Adams 10 1
Peters 10 1
Murray 10 1
Rogers 15 2
Franklin 16 3
Smith 20 4
Ford 20 4
Derby 20 4
Baker 25 5