NVL2
Syntax
NVL2(expr1,expr2,expr3)
Contents
Description
The NVL2 function returns a value based on whether a specified expression is NULL or not. If expr1 is not NULL, then NVL2 returns expr2. If expr1 is NULL, then NVL2 returns expr3.
Examples
SELECT NVL2(NULL,1,2); +----------------+ | NVL2(NULL,1,2) | +----------------+ | 2 | +----------------+ SELECT NVL2('x',1,2); +---------------+ | NVL2('x',1,2) | +---------------+ | 1 | +---------------+
See Also
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