17.05 - Locks and Concurrency - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Data Manipulation Language

Product
Advanced SQL Engine
Teradata Database
Release Number
17.05
Published
January 2021
Language
English (United States)
Last Update
2021-01-22
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An UPDATE (Upsert form) operation sets a WRITE lock for the row being updated. For a nonconcurrent load isolated update on load isolated table, the update operation sets an EXCLUSIVE lock.