Using UPDATE (Upsert Form) Requests with Scalar Subqueries - Advanced SQL Engine - Teradata Database

SQL Data Manipulation Language

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Published
July 2021
Language
English (United States)
Last Update
2021-07-27
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B035-1146
lifecycle
previous
Product Category
Teradata Vantageā„¢

The rules for using scalar subqueries with UPDATE (Upsert Form) requests are the same as those for simple UPDATE requests, except for the following additional rule:

  • Because the UPDATE component of an upsert operation must be a simple update, you cannot specify a correlated scalar subquery in its SET clause or its WHERE clause.

See Rules for Using Scalar Subqueries in UPDATE Requests.