Subscription.DatabaseName Proprietà
Definizione
Importante
Alcune informazioni sono relative alla release non definitiva del prodotto, che potrebbe subire modifiche significative prima della release definitiva. Microsoft non riconosce alcuna garanzia, espressa o implicita, in merito alle informazioni qui fornite.
Ottiene o imposta il nome del database della pubblicazione.
public:
property System::String ^ DatabaseName { System::String ^ get(); void set(System::String ^ value); };
public string DatabaseName { get; set; }
member this.DatabaseName : string with get, set
Public Property DatabaseName As String
Valore della proprietà
Valore String.
Esempio
// Define the Publisher, publication, and databases.
string publicationName = "AdvWorksProductTran";
string publisherName = publisherInstance;
string subscriberName = subscriberInstance;
string subscriptionDbName = "AdventureWorks2012Replica";
string publicationDbName = "AdventureWorks2012";
//Create a connection to the Publisher.
ServerConnection conn = new ServerConnection(publisherName);
// Create the objects that we need.
TransPublication publication;
TransSubscription subscription;
try
{
// Connect to the Publisher.
conn.Connect();
// Ensure that the publication exists and that
// it supports push subscriptions.
publication = new TransPublication();
publication.Name = publicationName;
publication.DatabaseName = publicationDbName;
publication.ConnectionContext = conn;
if (publication.IsExistingObject)
{
if ((publication.Attributes & PublicationAttributes.AllowPush) == 0)
{
publication.Attributes |= PublicationAttributes.AllowPush;
}
// Define the push subscription.
subscription = new TransSubscription();
subscription.ConnectionContext = conn;
subscription.SubscriberName = subscriberName;
subscription.PublicationName = publicationName;
subscription.DatabaseName = publicationDbName;
subscription.SubscriptionDBName = subscriptionDbName;
// Specify the Windows login credentials for the Distribution Agent job.
subscription.SynchronizationAgentProcessSecurity.Login = winLogin;
subscription.SynchronizationAgentProcessSecurity.Password = winPassword;
// By default, subscriptions to transactional publications are synchronized
// continuously, but in this case we only want to synchronize on demand.
subscription.AgentSchedule.FrequencyType = ScheduleFrequencyType.OnDemand;
// Create the push subscription.
subscription.Create();
}
else
{
// Do something here if the publication does not exist.
throw new ApplicationException(String.Format(
"The publication '{0}' does not exist on {1}.",
publicationName, publisherName));
}
}
catch (Exception ex)
{
// Implement the appropriate error handling here.
throw new ApplicationException(String.Format(
"The subscription to {0} could not be created.", 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 = "AdventureWorks2012Replica"
Dim publicationDbName As String = "AdventureWorks2012"
'Create a connection to the Publisher.
Dim conn As ServerConnection = New ServerConnection(publisherName)
' Create the objects that we need.
Dim publication As TransPublication
Dim subscription As TransSubscription
Try
' Connect to the Publisher.
conn.Connect()
' Ensure that the publication exists and that
' it supports push subscriptions.
publication = New TransPublication()
publication.Name = publicationName
publication.DatabaseName = publicationDbName
publication.ConnectionContext = conn
If publication.IsExistingObject Then
If (publication.Attributes And PublicationAttributes.AllowPush) = 0 Then
publication.Attributes = publication.Attributes _
Or PublicationAttributes.AllowPush
End If
' Define the push subscription.
subscription = New TransSubscription()
subscription.ConnectionContext = conn
subscription.SubscriberName = subscriberName
subscription.PublicationName = publicationName
subscription.DatabaseName = publicationDbName
subscription.SubscriptionDBName = subscriptionDbName
' Specify the Windows login credentials for the Distribution Agent job.
subscription.SynchronizationAgentProcessSecurity.Login = winLogin
subscription.SynchronizationAgentProcessSecurity.Password = winPassword
' By default, subscriptions to transactional publications are synchronized
' continuously, but in this case we only want to synchronize on demand.
subscription.AgentSchedule.FrequencyType = ScheduleFrequencyType.OnDemand
' Create the push subscription.
subscription.Create()
Else
' Do something here if the publication does not exist.
Throw New ApplicationException(String.Format( _
"The publication '{0}' does not exist on {1}.", _
publicationName, publisherName))
End If
Catch ex As Exception
' Implement the appropriate error handling here.
Throw New ApplicationException(String.Format( _
"The subscription to {0} could not be created.", publicationName), ex)
Finally
conn.Disconnect()
End Try
Commenti
DatabaseName è una proprietà obbligatoria e deve essere impostata prima che l'abbonamento venga creato sul server. Una volta che la registrazione dell'abbonamento esiste sul server, la DatabaseName proprietà non può essere modificata.
Per un non-SQL Server Publisher, la DatabaseName proprietà è impostata come nome del database di distribuzione.
La DatabaseName proprietà può essere recuperata solo dai membri del ruolo di server fisso sysadmin al Publisher, dai membri del ruolo di database fisso db_owner nel database della pubblicazione, o dall'utente che ha creato l'abbonamento.
La DatabaseName proprietà può essere impostata solo dai membri del ruolo di server fisso sysadmin al Publisher o dai membri del ruolo db_owner database fisso nel database di pubblicazione.
Recuperare la DatabaseName proprietà equivale a eseguire sp_helpsubscription o sp_helpmergesubscription.
Impostare la DatabaseName proprietà equivale a eseguire sp_addsubscription o sp_addmergesubscription.