17.10 - Collecting Statistics for Star Joins - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Data Definition Language Detailed Topics

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1184-171K
Language
English (United States)

You should always collect statistics on the primary index or primary AMP index of small tables that you plan to join regularly to large tables to ensure maximal star join optimization.