A value in a field or variable that indicates nothing was ever derived and stored in it. For example, in a decimal-based amount field, a null value might be all binary 0s (null characters), but ...

In normal data storage (that is, NU not specified), a null value is represented by two bytes (one for the value length and one for the null value). Suppressing null values results in a null value ...

Err, sorry. Please try again. Null is the term used in computer systems the world over to indicate "no value." That's not the same as the number zero, mind you. It's more like telling the computer ...

His last name is Null, the same word used by computer scientists to mean “no value” or “invalid value.” The Nulls of the ...