NVL

Teradata Vantageā„¢ SQL Functions, Expressions, and Predicates

brand
Software
Teradata Vantage
prodname
Teradata Database
Teradata Vantage NewSQL Engine
vrm_release
16.20
category
Programming Reference
featnum
B035-1145-162K

Purpose

Replaces a NULL with a numeric or a string value as the result value.

Syntax



TD_SYSFNLIB.
Name of the database where the function is located.
expr1
A numeric or character expresssion.
  • If expr1 is NULL, expr2 is returned.
  • If expr1 is not NULL, expr1 is returned.
expr2
A numeric or character expresssion.