16.20 - tdr.GetCountHashBy - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL External Routine Programming

Product
Advanced SQL Engine
Teradata Database
Release Number
16.20
Release Date
April 2020
Content Type
Programming Reference
Publication ID
B035-1147-162K
Language
English (United States)

Purpose

Retrieves the number of columns in the HASH BY clause for a specified input stream.

Syntax

tdr.GetCountHashBy(  streamno  )
streamno
Parameter type: integer

The input stream number.

Return Value

An integer representing the number of columns in the HASH BY clause.

Example: Get the Number of Columns in the HASH BY Clause

This example gets the number of columns in the HASH BY clause for input stream 0.

print(tdr.GetCountHashBy( 0));