15.00 - USI Summary - Teradata Database

Teradata Database Design

Product
Teradata Database
Release Number
15.00
Content Type
User Guide
Publication ID
B035-1094-015K
Language
English (United States)

USI Summary

  • Can be used to enforce row uniqueness for multiset NUPI and NoPI tables.
  • Guarantee that each complete index value is unique.
  • Any access is, at most, a two-AMP operation.