16.20 - Example - Teradata Database

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

prodname
Advanced SQL Engine
Teradata Database
vrm_release
16.20
created_date
March 2019
category
Programming Reference
featnum
B035-1145-162K

The results of the following example lists each hash bucket that has one or more rows and its corresponding primary AMP.

   SELECT HASHAMP (HASHBUCKET (HASHROW (C1, C2))),
      HASHBUCKET (HASHROW (C1,C2))
      FROM T
      GROUP BY 1,2
      ORDER BY 1,2 ;