TransPullSubscription.SynchronizationAgent Properti
Definisi
Penting
Beberapa informasi terkait produk prarilis yang dapat diubah secara signifikan sebelum dirilis. Microsoft tidak memberikan jaminan, tersirat maupun tersurat, sehubungan dengan informasi yang diberikan di sini.
Mendapatkan objek yang mewakili instans Agen Distribusi yang dapat digunakan untuk menyinkronkan langganan.
public:
property Microsoft::SqlServer::Replication::TransSynchronizationAgent ^ SynchronizationAgent { Microsoft::SqlServer::Replication::TransSynchronizationAgent ^ get(); };
public Microsoft.SqlServer.Replication.TransSynchronizationAgent SynchronizationAgent { get; }
member this.SynchronizationAgent : Microsoft.SqlServer.Replication.TransSynchronizationAgent
Public ReadOnly Property SynchronizationAgent As TransSynchronizationAgent
Nilai Properti
Objek TransSynchronizationAgent.
Contoh
// Define the server, publication, and database names.
string subscriberName = subscriberInstance;
string publisherName = publisherInstance;
string publicationName = "AdvWorksProductTran";
string subscriptionDbName = "AdventureWorks2012Replica";
string publicationDbName = "AdventureWorks2012";
// Create a connection to the Subscriber.
ServerConnection conn = new ServerConnection(subscriberName);
TransPullSubscription subscription;
try
{
// Connect to the Subscriber.
conn.Connect();
// Define the pull subscription.
subscription = new TransPullSubscription();
subscription.ConnectionContext = conn;
subscription.DatabaseName = subscriptionDbName;
subscription.PublisherName = publisherName;
subscription.PublicationDBName = publicationDbName;
subscription.PublicationName = publicationName;
// If the pull subscription exists, then start the synchronization.
if (subscription.LoadProperties())
{
// Check that we have enough metadata to start the agent.
if (subscription.PublisherSecurity != null)
{
// Synchronously start the Distribution Agent for the subscription.
subscription.SynchronizationAgent.Synchronize();
}
else
{
throw new ApplicationException("There is insufficent metadata to " +
"synchronize the subscription. Recreate the subscription with " +
"the agent job or supply the required agent properties at run time.");
}
}
else
{
// Do something here if the pull subscription does not exist.
throw new ApplicationException(String.Format(
"A subscription to '{0}' does not exist on {1}",
publicationName, subscriberName));
}
}
catch (Exception ex)
{
// Implement appropriate error handling here.
throw new ApplicationException("The subscription could not be " +
"synchronized. Verify that the subscription has " +
"been defined correctly.", ex);
}
finally
{
conn.Disconnect();
}
' Define the server, publication, and database names.
Dim subscriberName As String = subscriberInstance
Dim publisherName As String = publisherInstance
Dim publicationName As String = "AdvWorksProductTran"
Dim subscriptionDbName As String = "AdventureWorks2012Replica"
Dim publicationDbName As String = "AdventureWorks2012"
' Create a connection to the Subscriber.
Dim conn As ServerConnection = New ServerConnection(subscriberName)
Dim subscription As TransPullSubscription
Try
' Connect to the Subscriber.
conn.Connect()
' Define the pull subscription.
subscription = New TransPullSubscription()
subscription.ConnectionContext = conn
subscription.DatabaseName = subscriptionDbName
subscription.PublisherName = publisherName
subscription.PublicationDBName = publicationDbName
subscription.PublicationName = publicationName
' If the pull subscription exists, then start the synchronization.
If subscription.LoadProperties() Then
' Check that we have enough metadata to start the agent.
If Not subscription.PublisherSecurity Is Nothing Then
' Write agent output to a log file.
subscription.SynchronizationAgent.Output = "distagent.log"
subscription.SynchronizationAgent.OutputVerboseLevel = 2
' Synchronously start the Distribution Agent for the subscription.
subscription.SynchronizationAgent.Synchronize()
Else
Throw New ApplicationException("There is insufficent metadata to " + _
"synchronize the subscription. Recreate the subscription with " + _
"the agent job or supply the required agent properties at run time.")
End If
Else
' Do something here if the pull subscription does not exist.
Throw New ApplicationException(String.Format( _
"A subscription to '{0}' does not exist on {1}", _
publicationName, subscriberName))
End If
Catch ex As Exception
' Implement appropriate error handling here.
Throw New ApplicationException("The subscription could not be " + _
"synchronized. Verify that the subscription has " + _
"been defined correctly.", ex)
Finally
conn.Disconnect()
End Try
Keterangan
Synchronize Panggil metode pada objek yang dikembalikan TransSynchronizationAgent untuk menyinkronkan langganan.
Panggilan CommitPropertyChanges untuk menyimpan perubahan properti apa pun di server sebelum mengambil SynchronizationAgent untuk menyinkronkan langganan.
Jika langganan penarikan dibuat dengan nilai false untuk CreateSyncAgentByDefault, defaultnya, pekerjaan Agen Distribusi untuk langganan tidak dibuat. Anda mungkin perlu menentukan properti tambahan pada objek yang dikembalikan TransSynchronizationAgent sebelum dapat digunakan untuk menyinkronkan langganan.
Properti SynchronizationAgent hanya dapat diambil oleh anggota sysadmin
peran server tetap di Pelanggan atau oleh anggota db_owner
peran database tetap pada database langganan.
Mengambil SynchronizationAgent properti setara dengan menjalankan sp_helppullsubscription.