xpo-devexpress-dot-xpo-c2ed5891.md
Lists the values that specify how XPO behaves when reloading changed objects (objects with different versions).
Namespace : DevExpress.Xpo
Assembly : DevExpress.Xpo.v25.2.dll
NuGet Package : DevExpress.Xpo
public enum OptimisticLockingReadBehavior
Public Enum OptimisticLockingReadBehavior
| Name | Description |
|---|---|
Default |
The default behavior can be changed by setting the XpoDefault.OptimisticLockingReadBehavior property.
|
| Ignore |
The changed objects are not reloaded.
|
| ReloadObject |
The changed objects are automatically reloaded.
|
| Mixed |
If a transaction has been started, the changed objects are not reloaded. Otherwise, the changed objects are automatically reloaded. For example, transaction starts after you modify objects in the session.
|
| ThrowException |
An exception is thrown.
|
| MergeCollisionIgnore |
When the client-side and database values of a property are different, the client-side value persists. When field-level tracking is disabled (see Session.TrackPropertiesModifications), this value is treated like Mixed.
|
| MergeCollisionThrowException |
When the client-side and database values of a property are different, an exception is thrown. When field-level tracking is disabled (see Session.TrackPropertiesModifications), this value is treated like the Mixed.
|
| MergeCollisionReload |
When the client-side and database values of a property are different, the database value is reloaded. When field-level tracking is disabled (see Session.TrackPropertiesModifications), this value is treated like Mixed.
|
The following properties accept/return OptimisticLockingReadBehavior values:
The values listed by this enumeration, except the Default value, are used to set the Session.OptimisticLockingReadBehavior and XpoDefault.OptimisticLockingReadBehavior properties.
See Also