16.20 - n2 - 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)

The length of the substring to extract from string_expression.

If n2 < 0, the function returns an error

If string_expression is a BYTE or CHAR type and you omit n2 , trailing binary zeros or pad characters are trimmed