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OProperty - isNotNull()

This method determines whether a property permits null values.

Checking Constraints

Properties can enforce a schema on the records you save to OrientDB. This constraint defines whether the class allows null values for this property. Using this method, you can determine whether the constraint has been configured for the property.

Syntax

Boolean OProperty().isNotNull()

Return Value

This method returns a Boolean instance, which if true indicates that the property allows null values.