NVL
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This article is about the computer-related function. For the Connecticut high school athletic conference, see Naugatuck Valley League. For Visual Novels, see Visual novel.
In Oracle/PLSQL, the NVL function lets you substitute a value when a null value is encountered.
The syntax for the NVL function is:
- string1 is the string to test for a null value. replace_with is the value returned if string1 is null.
NVL( string1, replace_with_if_null )
See also
- COALESCE, the standard equivalent
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