17.10 - Example: HASHAMP with an Expression and a Contiguous Map - Advanced SQL Engine - Teradata Database

Teradata Vantageā„¢ - SQL Functions, Expressions, and Predicates

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1145-171K
Language
English (United States)

The following query returns the ID of the primary AMP corresponding to the specified hash bucket number:

Select HashAmp ( HashBucket(HashRow(column1, column2)) map = contiguousmap_name ) from t1;