NullableBehavior Enum
Contains values specifying if a nullable column should be created when updating the database schema.
Namespace: DevExpress.Xpo
Assembly: DevExpress.Xpo.v20.2.dll
NuGet Package: DevExpress.Xpo
NuGet Packages: DevExpress.WindowsDesktop.Xpo, DevExpress.Xpo
Declaration
Members
| Name | Description |
|---|---|
Default
|
The default mode. Has the same effect as AlwaysAllowNulls. |
AlwaysAllowNulls
|
A nullable column is always created. |
ByUnderlyingType
|
A nullable column is created when the mapped property type is not a value type. |
Related API Members
The following properties accept/return NullableBehavior values:
Remarks
These numeration values are passed to the NullableBehaviorAttribute attribute and to the following properties: