tdr.GetHashByDef Function | R Table Operators | Teradata Vantage - 17.10 - tdr.GetHashByDef - Advanced SQL Engine - Teradata Database

Teradata Vantageā„¢ - SQL External Routine Programming

Advanced SQL Engine
Teradata Database
Release Number
Release Date
July 2021
Content Type
Programming Reference
Publication ID
English (United States)

Returns the column names in the HASH BY clause for a specified input stream.


tdr.GetHashByDef(  streamno  )

Syntax Elements

Parameter type: integer

The input stream number.

Example: Get the Columns in the HASH BY Clause

Consider the following HASH BY clause for input stream 0:

HASH BY col1, col3

The following statement retrieves the columns in the HASH BY clause and prints them.

print( tdr.GetHashByDef( 0));

The output of the print statement is as follows:

[1] 2

[1] "col1" "col3"