About Concurrency Control - Teradata Database

Database Introduction

Product
Teradata Database
Release Number
15.00
Language
English (United States)
Last Update
2018-09-25
dita:id
B035-1091
lifecycle
previous
Product Category
Teradata® Database

Concurrency control prevents concurrently running processes from improperly inserting, deleting, or updating the same data. A system maintains concurrency control through two mechanisms:

  • Transactions
  • Locks