16.20 - tdr.GetColCount - 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 a stream.

Syntax

tdr.GetColCount(  streamno,  direction)
streamno
Parameter type: integer

The stream number.

direction
Parameter type: character
Valid values are as follows:
  • "R" (input)
  • "W" (output)

Return Value

An integer representing the number of columns in a stream.

Example: Get the Number of Columns in an Input Stream

stream <- 0;
direction <- "R";
count  <- tdr.GetColCount( stream, direction );