4D v13.4is_null_predicate |
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4D v13.4
is_null_predicate
is_null_predicate
An is_null_predicate is used to find an arithmetic_expression with a NULL value. You can also pass the NOT keyword to find those without NULL values. This example selects products whose weight is less than 15 or whose Color column contains a NULL value: SELECT Name, Weight, Color |
PROPERTIES
Product: 4D INDEX SEE ALSO
arithmetic_expression |
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