Enumerazione ValidationOption

Articolo
02/01/2013

Enumerates the types of data validation supported by replication.

Spazio dei nomi Microsoft.SqlServer.Replication
Assembly: Microsoft.SqlServer.Rmo (in Microsoft.SqlServer.Rmo.dll)

Sintassi

'Dichiarazione
Public Enumeration ValidationOption
'Utilizzo
Dim instance As ValidationOption

public enum ValidationOption

public enum class ValidationOption

type ValidationOption

public enum ValidationOption

Membri

	Nome membro	Descrizione
	Checksum70	Performs a checksum operation. This option is only supported for Microsoft SQL Server 7.0 Subscribers.
	RowCountOnly	Performs a rowcount operation.
	Checksum80	Performs a binary checksum operation.

Esempi

           // Define the server, database, and publication names
            string publisherName = publisherInstance;
            string publicationName = "AdvWorksProductTran";
            string publicationDbName = "AdventureWorks2012";

            TransPublication publication;

            // Create a connection to the Publisher.
            ServerConnection conn = new ServerConnection(publisherName);

            try
            {
                // Connect to the Publisher.
                conn.Connect();

                // Set the required properties for the publication.
                publication = new TransPublication();
                publication.ConnectionContext = conn;
                publication.Name = publicationName;
                publication.DatabaseName = publicationDbName;

                // If we can't get the properties for this publication, 
                // throw an application exception.
                if (publication.LoadProperties())
                {
                    // Initiate validataion for all subscriptions to this publication.
                    publication.ValidatePublication(ValidationOption.RowCountOnly,
                        ValidationMethod.ConditionalFast, false);

                    // If not already running, start the Distribution Agent at each 
                    // Subscriber to synchronize and validate the subscriptions.
                }
                else
                {
                    throw new ApplicationException(String.Format(
                        "Settings could not be retrieved for the publication. " +
                        "Ensure that the publication {0} exists on {1}.",
                        publicationName, publisherName));
                }
            }
            catch (Exception ex)
            {
                // Do error handling here.
                throw new ApplicationException(
                    "Subscription validation could not be initiated.", ex);
            }
            finally
            {
                conn.Disconnect();
            }

' Define the server, database, and publication names
Dim publisherName As String = publisherInstance
Dim publicationName As String = "AdvWorksProductTran"
Dim publicationDbName As String = "AdventureWorks2012"

Dim publication As TransPublication

' Create a connection to the Publisher.
Dim conn As ServerConnection = New ServerConnection(publisherName)

Try
    ' Connect to the Publisher.
    conn.Connect()

    ' Set the required properties for the publication.
    publication = New TransPublication()
    publication.ConnectionContext = conn
    publication.Name = publicationName
    publication.DatabaseName = publicationDbName

    ' If we can't get the properties for this publication, 
    ' throw an application exception.
    If publication.LoadProperties() Then

        ' Initiate validataion for all subscriptions to this publication.
        publication.ValidatePublication(ValidationOption.RowCountOnly, _
         ValidationMethod.ConditionalFast, False)

        ' If not already running, start the Distribution Agent at each 
        ' Subscriber to synchronize and validate the subscriptions.
    Else
        Throw New ApplicationException(String.Format( _
         "Settings could not be retrieved for the publication. " + _
         "Ensure that the publication {0} exists on {1}.", _
         publicationName, publisherName))
    End If
Catch ex As Exception
    ' Do error handling here.
    Throw New ApplicationException( _
     "Subscription validation could not be initiated.", ex)
Finally
    conn.Disconnect()
End Try