16.20 - CHR - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL Functions, Expressions, and Predicates

Product
Advanced SQL Engine
Teradata Database
Release Number
16.20
Release Date
March 2019
Content Type
Programming Reference
Publication ID
B035-1145-162K
Language
English (United States)

Purpose

Returns the Latin ASCII character given a numeric code value.

Syntax



TD_SYSFNLIB.
Name of the database where the function is located.
numeric_expr
numeric_expr must be zero or greater. If numeric_expr is greater than 255, an operation of numeric_expr mod 256 is executed to return a value between 0 and 255.
If numeric_expr is NULL, NULL is returned.