MDIFF Function Syntax | Teradata Vantage - MDIFF Function Syntax - Analytics Database - Teradata Vantage

SQL Functions, Expressions, and Predicates

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
2024-01-12
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lifecycle
latest
Product Category
Teradata Vantageā„¢
MDIFF ( value_expression, width, sort_spec [,...] )

Syntax Elements

value_expression
A numeric column or literal expression for which a moving difference is to be computed.
The expression cannot contain any ordered analytical or aggregate functions.
width
The number of previous rows to be used in the computation.
The value is always a positive integer literal.
The maximum is 4096.
sort_spec
sort_expression [ ASC | DESC ]
sort_expression
A literal or column expression or comma-separated list of literal or column expressions to be used to sort the values.
ASC
Ascending sort order.
DESC
Descending sort order.