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XPDictionary.NullableBehavior Property

Specifies if nullable columns should be created when updating the database schema.

Namespace: DevExpress.Xpo.Metadata

Assembly: DevExpress.Xpo.v22.2.dll

NuGet Package: DevExpress.Xpo


public NullableBehavior NullableBehavior { get; set; }

Property Value

Type Description

A NullableBehavior enumeration value specifying if a nullable column should be created when updating the database schema.


The default NullableBehavior value is taken from the static XpoDefault.NullableBehavior property value.

The NullableBehavior value can be overridden for an individual persistent class of field using the:

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the NullableBehavior property.


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See Also