BusinessLogicModule.UpdateErrorHandler Method

Статья
12/15/2008

Optional method that implements the custom business logic invoked when an error occurs at the time an UPDATE statement is being uploaded or downloaded.

Пространство имен: Microsoft.SqlServer.Replication.BusinessLogicSupport
Сборка: Microsoft.SqlServer.Replication.BusinessLogicSupport (in microsoft.sqlserver.replication.businesslogicsupport.dll)

Синтаксис

'Декларация
Public Overridable Function UpdateErrorHandler ( _
    updateSource As SourceIdentifier, _
    updatedDataSet As DataSet, _
    ByRef errorLogType As ErrorLogType, _
    ByRef customErrorMessage As String, _
    errorCode As Integer, _
    errorMessage As String, _
    ByRef historyLogLevel As Integer, _
    ByRef historyLogMessage As String _
) As ActionOnDataError

public virtual ActionOnDataError UpdateErrorHandler (
    SourceIdentifier updateSource,
    DataSet updatedDataSet,
    ref ErrorLogType errorLogType,
    ref string customErrorMessage,
    int errorCode,
    string errorMessage,
    ref int historyLogLevel,
    ref string historyLogMessage
)

public:
virtual ActionOnDataError UpdateErrorHandler (
    SourceIdentifier updateSource, 
    DataSet^ updatedDataSet, 
    ErrorLogType% errorLogType, 
    String^% customErrorMessage, 
    int errorCode, 
    String^ errorMessage, 
    int% historyLogLevel, 
    String^% historyLogMessage
)

public ActionOnDataError UpdateErrorHandler (
    SourceIdentifier updateSource, 
    DataSet updatedDataSet, 
    /** @ref */ ErrorLogType errorLogType, 
    /** @ref */ String customErrorMessage, 
    int errorCode, 
    String errorMessage, 
    /** @ref */ int historyLogLevel, 
    /** @ref */ String historyLogMessage
)

JScript не поддерживает передачу аргументов типа, содержащего значение, по ссылке.

Параметры

updateSource
SourceIdentifier that indicates whether the source of the update that generated the error is the Publisher or the Subscriber.

updatedDataSet
Dataset representing the UPDATE statement that caused the error.

errorLogType
ErrorLogType output parameter that controls how replication logs the error. This parameter is used only if the return value is AcceptCustomErrorBehavior.

customErrorMessage
Output parameter used to return a custom error message. This parameter is used only if the return value is AcceptCustomErrorBehavior.

errorCode
Error code that corresponds to the underlying replication error that occurred.

errorMessage
Error message text that corresponds to the underlying replication error that occurred.

historyLogLevel
Log level of the custom message returned by the custom business logic handler.

historyLogMessage
Log message provided by custom business logic handler. The log message gets written to the distribution database.

Возвращаемое значение

The ActionOnDataError action that will be taken by the process after the custom business logic handler has executed.

Синхронизация потоков

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Платформы

Платформы разработки

Список поддерживаемых платформ см. в разделе Hardware and Software Requirements for Installing SQL Server 2005.

Целевые платформы

Список поддерживаемых платформ см. в разделе Hardware and Software Requirements for Installing SQL Server 2005.

См. также

Справочник

BusinessLogicModule Class
BusinessLogicModule Members
Microsoft.SqlServer.Replication.BusinessLogicSupport Namespace

Другие ресурсы

Выполнение бизнес-логики при синхронизации слиянием
How to: Implement a Business Logic Handler for a Merge Article (Replication Programming)

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