ConcurrencyBehavior 열거형
Contains values to indicate the optimistic concurrency behavior that should be applied when performing entity update and delete operations.
네임스페이스: Microsoft.Xrm.Sdk
어셈블리: Microsoft.Xrm.Sdk(Microsoft.Xrm.Sdk.dll에 있음)
구문
‘선언
<DataContractAttribute(Name:="ConcurrencyBehavior", Namespace:="https://schemas.microsoft.com/xrm/7.1/Contracts")> _
Public Enumeration ConcurrencyBehavior
[DataContractAttribute(Name="ConcurrencyBehavior", Namespace="https://schemas.microsoft.com/xrm/7.1/Contracts")]
public enum ConcurrencyBehavior
구성원
| 구성원 이름 | 설명 |
|---|---|
| AlwaysOverwrite | Specifies the behavior where an update or delete operation is applied without regard to the version of the record in the database. Value = 2.If optimistic concurrency is not enabled for the target entity, the AlwaysOverwrite behavior is applied. |
| Default | Specifies to use the default behavior. Value = 0. The default value is also used if no value is set in the ConcurrencyBehavior property of the request. The meaning of “default” is interpreted differently based on the calling context. |
| IfRowVersionMatches | Specifies the behavior where an update or delete operation is only applied if the entity record in the database has the same row version as the entity or entity reference in the request. Value = 1.If no row version value is provided on the entity or entity references in the request, the request fails immediately. |
설명
For the Default option, the following behavior applies based on the indicated conditions.
| IsOptimisticConcurrencyEnabled | Source | Behavior |
|---|---|---|
No |
Any |
AlwaysOverwrite |
Yes |
Any |
AlwaysOverwrite |
Yes |
Web service |
IfVersionMatches |
Yes |
Plug-in/custom workflow activity |
AlwaysOverwrite |
플랫폼
Development Platforms
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.
Target Platforms
Windows Server 2008,Windows Server 2012,Windows 7
참고 항목
참조
기타 리소스
Reduce potential data loss using optimistic concurrency
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