EFCoreObjectSpaceProviderOptionsBuilder.OptimisticLockDetection Property

Specifies whether XAF identifies conflicting changes using the object’s concurrency token or by assessing all object properties.

Namespace: DevExpress.ExpressApp.ApplicationBuilder

Assembly: DevExpress.ExpressApp.EFCore.v25.1.dll

NuGet Package: DevExpress.ExpressApp.EFCore

Declaration

C#

public OptimisticLockDetection OptimisticLockDetection { get; set; }

VB.NET

Public Property OptimisticLockDetection As OptimisticLockDetection

Property Value

Type	Description
OptimisticLockDetection	Conflict detection mode.

Available values:

Name	Description
Default	XAF uses the conflict detection strategy from the previous hierarchy level. For example, if you specified the Default value for a class, XAF takes the option value from the Object Space.
OptimisticLockField	XAF checks the object’s concurrency token to determine whether the object is modified.
AllFields	XAF checks the object’s concurrency token and all object properties to determine whether the object is modified.

Remarks

For more information on how to specify this option, refer to the following help topic: Configure Conflict Detection and Handling Options.

For more information on how OptimisticLockHandling and OptimisticLockDetection work together, refer to the following section: Collision Detection and Handling Behaviors.