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

Teradata Vantage™ - SQL Functions, Expressions, and Predicates

Product
Advanced SQL Engine
Teradata Database
Release Number
16.20
Release Date
March 2019
Content Type
Programming Reference
Publication ID
B035-1145-162K
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;