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
Published
March 2019
Language
English (United States)
Last Update
2020-03-25
dita:mapPath
xzf1512079057909.ditamap
dita:ditavalPath
TD_DBS_16_20_Update1.ditaval
dita:id
kby1472250656485

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;