17.00 - 17.05 - 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
17.00
17.05
Published
June 2020
Language
English (United States)
Last Update
2021-01-30
dita:mapPath
tpt1555966086716.ditamap
dita:ditavalPath
lze1555437562152.ditaval

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;