16.20 - Example - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Functions, Expressions, and Predicates

Product
Advanced SQL Engine
Teradata Database
Release Number
16.20
Release Date
March 2019
Content Type
Programming Reference
Publication ID
B035-1145-162K
Language
English (United States)

MEDIAN, an inverse distribution function that assumes a continuous distribution model, is a specific case of PERCENTILE_CONT where the percentile value is 0.5.

MEDIAN  (value_expression)

is same as:

PERCENTILE_CONT (0.5) WITHIN GROUP (ORDER BY value_expression)