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
Release Date
January 2021
Content Type
Programming Reference
Publication ID
B035-1146-175K
Language
English (United States)

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.