Supported Window Types | User-Defined Aggregate Functions | Teradata Vantage - Supported Window Types - Analytics Database - Teradata Vantage

SQL External Routine Programming
Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
VMware
Product
Analytics Database
Teradata Vantage
Release Number
17.20
Published
June 2022
ft:locale
en-US
ft:lastEdition
2025-03-30
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iiv1628111441820.ditamap
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qnu1472247494689
lifecycle
latest
Product Category
Teradata Vantage™

You can apply a window specification to an aggregate function. The following window types are supported for user-defined aggregate functions.

Window Type Aggregation Group Supported Partitioning Strategy
Reporting window ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING Hash partitioning
Cumulative window
  • ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW
  • ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
 Hash partitioning
Moving window
  • ROWS BETWEEN value PRECEDING AND CURRENT ROW
  • ROWS BETWEEN CURRENT ROW AND value FOLLOWING
  • ROWS BETWEEN value PRECEDING AND value FOLLOWING
  • ROWS BETWEEN value PRECEDING AND value PRECEDING
  • ROWS BETWEEN value FOLLOWING AND value FOLLOWING
 Hash partitioning and range partitioning