• Artikel

Remove-Methode

Deletes the subscription registration at the Publisher and removes replication objects at the Subscriber for a push subscription.

Namespace:  Microsoft.SqlServer.Replication
Assembly:  Microsoft.SqlServer.Rmo (in Microsoft.SqlServer.Rmo.dll)

Syntax

'Declaration
Public Sub Remove
'Usage
Dim instance As Subscription

instance.Remove()

public void Remove()

public:
void Remove()

member Remove : unit -> unit 

public function Remove()

Hinweise

The Remove method can only be called by members of the sysadmin fixed server role at the Publisher or by members of the db_owner fixed database role on the publication database.

Calling Remove is equivalent to executing sp_dropsubscription or sp_dropmergesubscription.

This namespace, class, or member is supported only in version 2.0 of the Microsoft .NET Framework.

Beispiele

This example deletes a push subscription to a transactional publication.

          // Define the Publisher, publication, and databases.
            string publicationName = "AdvWorksProductTran";
            string publisherName = publisherInstance;
            string subscriberName = subscriberInstance;
            string subscriptionDbName = "AdventureWorksReplica";
            string publicationDbName = "AdventureWorks";

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

            // Create the objects that we need.
            TransSubscription subscription;

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

                // Define the pull subscription.
                subscription = new TransSubscription();
                subscription.ConnectionContext = conn;
                subscription.SubscriberName = subscriberName;
                subscription.PublicationName = publicationName;
                subscription.SubscriptionDBName = subscriptionDbName;
                subscription.DatabaseName = publicationDbName;

                // Delete the pull subscription, if it exists.
                if (subscription.IsExistingObject)
                {
                    // Delete the pull subscription at the Subscriber.
                    subscription.Remove();
                }
                else
                {
                    throw new ApplicationException(String.Format(
                        "The subscription to {0} does not exist on {1}",
                        publicationName, subscriberName));
                }
            }
            catch (Exception ex)
            {
                // Implement the appropriate error handling here.
                throw new ApplicationException(String.Format(
                    "The subscription to {0} could not be deleted.", publicationName), ex);
            }
            finally
            {
                conn.Disconnect();
            }

' Define the Publisher, publication, and databases.
Dim publicationName As String = "AdvWorksProductTran"
Dim publisherName As String = publisherInstance
Dim subscriberName As String = subscriberInstance
Dim subscriptionDbName As String = "AdventureWorksReplica"
Dim publicationDbName As String = "AdventureWorks"

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

' Create the objects that we need.
Dim subscription As TransSubscription

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

    ' Define the pull subscription.
    subscription = New TransSubscription()
    subscription.ConnectionContext = conn
    subscription.SubscriberName = subscriberName
    subscription.PublicationName = publicationName
    subscription.SubscriptionDBName = subscriptionDbName
    subscription.DatabaseName = publicationDbName

    ' Delete the pull subscription, if it exists.
    If subscription.IsExistingObject Then

        ' Delete the pull subscription at the Subscriber.
        subscription.Remove()
    Else
        Throw New ApplicationException(String.Format( _
         "The subscription to {0} does not exist on {1}", _
         publicationName, subscriberName))
    End If
Catch ex As Exception
    ' Implement the appropriate error handling here.
    Throw New ApplicationException(String.Format( _
        "The subscription to {0} could not be deleted.", publicationName), ex)
Finally
    conn.Disconnect()
End Try

           // Define the Publisher, publication, and databases.
            string publicationName = "AdvWorksSalesOrdersMerge";
            string publisherName = publisherInstance;
            string subscriberName = subscriberInstance;
            string subscriptionDbName = "AdventureWorksReplica";
            string publicationDbName = "AdventureWorks";

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

            // Create the objects that we need.
            MergeSubscription subscription;

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

                // Define the pull subscription.
                subscription = new MergeSubscription();
                subscription.ConnectionContext = conn;
                subscription.SubscriberName = subscriberName;
                subscription.PublicationName = publicationName;
                subscription.SubscriptionDBName = subscriptionDbName;
                subscription.DatabaseName = publicationDbName;

                // Delete the pull subscription, if it exists.
                if (subscription.IsExistingObject)
                {
                    // Delete the pull subscription at the Subscriber.
                    subscription.Remove();
                }
                else
                {
                    throw new ApplicationException(String.Format(
                        "The subscription to {0} does not exist on {1}",
                        publicationName, subscriberName));
                }
            }
            catch (Exception ex)
            {
                // Implement the appropriate error handling here.
                throw new ApplicationException(String.Format(
                    "The subscription to {0} could not be deleted.", publicationName), ex);
            }
            finally
            {
                conn.Disconnect();
            }

' Define the Publisher, publication, and databases.
Dim publicationName As String = "AdvWorksSalesOrdersMerge"
Dim publisherName As String = publisherInstance
Dim subscriberName As String = subscriberInstance
Dim subscriptionDbName As String = "AdventureWorksReplica"
Dim publicationDbName As String = "AdventureWorks"

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

' Create the objects that we need.
Dim subscription As MergeSubscription

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

    ' Define the pull subscription.
    subscription = New MergeSubscription()
    subscription.ConnectionContext = conn
    subscription.SubscriberName = subscriberName
    subscription.PublicationName = publicationName
    subscription.SubscriptionDBName = subscriptionDbName
    subscription.DatabaseName = publicationDbName

    ' Delete the pull subscription, if it exists.
    If subscription.IsExistingObject Then
        ' Delete the pull subscription at the Subscriber.
        subscription.Remove()
    Else
        Throw New ApplicationException(String.Format( _
         "The subscription to {0} does not exist on {1}", _
         publicationName, subscriberName))
    End If
Catch ex As Exception
    ' Implement the appropriate error handling here.
    Throw New ApplicationException(String.Format( _
        "The subscription to {0} could not be deleted.", publicationName), ex)
Finally
    conn.Disconnect()
End Try

This example deletes a push subscription to a merge publication.

            // Define the Publisher, publication, and databases.
            string publicationName = "AdvWorksSalesOrdersMerge";
            string publisherName = publisherInstance;
            string subscriberName = subscriberInstance;
            string subscriptionDbName = "AdventureWorksReplica";
            string publicationDbName = "AdventureWorks";

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

            // Create the objects that we need.
            MergeSubscription subscription;

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

                // Define the pull subscription.
                subscription = new MergeSubscription();
                subscription.ConnectionContext = conn;
                subscription.SubscriberName = subscriberName;
                subscription.PublicationName = publicationName;
                subscription.SubscriptionDBName = subscriptionDbName;
                subscription.DatabaseName = publicationDbName;

                // Delete the pull subscription, if it exists.
                if (subscription.IsExistingObject)
                {
                    // Delete the pull subscription at the Subscriber.
                    subscription.Remove();
                }
                else
                {
                    throw new ApplicationException(String.Format(
                        "The subscription to {0} does not exist on {1}",
                        publicationName, subscriberName));
                }
            }
            catch (Exception ex)
            {
                // Implement the appropriate error handling here.
                throw new ApplicationException(String.Format(
                    "The subscription to {0} could not be deleted.", publicationName), ex);
            }
            finally
            {
                conn.Disconnect();
            }

' Define the Publisher, publication, and databases.
Dim publicationName As String = "AdvWorksSalesOrdersMerge"
Dim publisherName As String = publisherInstance
Dim subscriberName As String = subscriberInstance
Dim subscriptionDbName As String = "AdventureWorksReplica"
Dim publicationDbName As String = "AdventureWorks"

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

' Create the objects that we need.
Dim subscription As MergeSubscription

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

    ' Define the pull subscription.
    subscription = New MergeSubscription()
    subscription.ConnectionContext = conn
    subscription.SubscriberName = subscriberName
    subscription.PublicationName = publicationName
    subscription.SubscriptionDBName = subscriptionDbName
    subscription.DatabaseName = publicationDbName

    ' Delete the pull subscription, if it exists.
    If subscription.IsExistingObject Then
        ' Delete the pull subscription at the Subscriber.
        subscription.Remove()
    Else
        Throw New ApplicationException(String.Format( _
         "The subscription to {0} does not exist on {1}", _
         publicationName, subscriberName))
    End If
Catch ex As Exception
    ' Implement the appropriate error handling here.
    Throw New ApplicationException(String.Format( _
        "The subscription to {0} could not be deleted.", publicationName), ex)
Finally
    conn.Disconnect()
End Try