MergeSubscription Конструкторы

Определение

Создает новый экземпляр класса MergeSubscription.

Перегрузки

Имя Описание
MergeSubscription()

Создает новый экземпляр класса MergeSubscription.

MergeSubscription(String, String, String, String, ServerConnection)

Создаёт новый экземпляр MergeSubscription класса с указанным соединением с Publisher и свойствами, которые уникально определяют подписку.

Комментарии

Обновленный текст:17 июля 2006

В следующей таблице показаны значения свойств по умолчанию для нового экземпляра MergeSubscription. Любые свойства, которые явно не перечислены в этой таблице, инициализируются в определённое null значение.

Property Значение по умолчанию
AgentOffload false
AgentSchedule Значение 99991231 для ActiveEndDate

Значение 235959 для ActiveEndTime

Значение 0 для ActiveStartDate

Значение 0 для ActiveStartTime

Значение 1 для FrequencyInterval

Значение 0 для FrequencyRecurrenceFactor

Значение для FirstFrequencyRelativeInterval

Значение для HourFrequencySubDay

Значение 1 для FrequencySubDayInterval

Значение для DailyFrequencyType
CachePropertyChanges false
CreateSyncAgentByDefault true
EnabledForSynchronizationManager false
IsExistingObject false
Priority 0
PublisherSecurity Значение для trueWindowsAuthentication
Status Значение для InactiveSubscriptionState
SubscriberSecurity Значение для trueWindowsAuthentication
SubscriberType Значение для LocalMergeSubscriberType
SubscriptionType Значение для PushSubscriptionOption
SynchronizationAgent Пример MergeSynchronizationAgent из публикации, связанной с созданной вами подпиской.
SyncType Значение для AutomaticSubscriptionSyncType
UseInteractiveResolver false

MergeSubscription()

Создает новый экземпляр класса MergeSubscription.

public:
 MergeSubscription();
public MergeSubscription();
Public Sub New ()

Примеры

// Define the Publisher, publication, and databases.
string publicationName = "AdvWorksSalesOrdersMerge";
string publisherName = publisherInstance;
string subscriberName = subscriberInstance;
string subscriptionDbName = "AdventureWorks2012Replica";
string publicationDbName = "AdventureWorks2012";
string hostname = @"adventure-works\garrett1";

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

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

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

    // Ensure that the publication exists and that 
    // it supports push subscriptions.
    publication = new MergePublication();
    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 MergeSubscription();
        subscription.ConnectionContext = conn;
        subscription.SubscriberName = subscriberName;
        subscription.PublicationName = publicationName;
        subscription.DatabaseName = publicationDbName;
        subscription.SubscriptionDBName = subscriptionDbName;
        subscription.HostName = hostname;

        // Set a schedule to synchronize the subscription every 2 hours
        // during weekdays from 6am to 10pm.
        subscription.AgentSchedule.FrequencyType = ScheduleFrequencyType.Weekly;
        subscription.AgentSchedule.FrequencyInterval = Convert.ToInt32(0x003E);
        subscription.AgentSchedule.FrequencyRecurrenceFactor = 1;
        subscription.AgentSchedule.FrequencySubDay = ScheduleFrequencySubDay.Hour;
        subscription.AgentSchedule.FrequencySubDayInterval = 2;
        subscription.AgentSchedule.ActiveStartDate = 20051108;
        subscription.AgentSchedule.ActiveEndDate = 20071231;
        subscription.AgentSchedule.ActiveStartTime = 060000;
        subscription.AgentSchedule.ActiveEndTime = 100000;

        // Specify the Windows login credentials for the Merge Agent job.
        subscription.SynchronizationAgentProcessSecurity.Login = winLogin;
        subscription.SynchronizationAgentProcessSecurity.Password = winPassword;

        // 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 = "AdvWorksSalesOrdersMerge"
Dim publisherName As String = publisherInstance
Dim subscriberName As String = subscriberInstance
Dim subscriptionDbName As String = "AdventureWorks2012Replica"
Dim publicationDbName As String = "AdventureWorks2012"
Dim hostname As String = "adventure-works\garrett1"

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

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

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

    ' Ensure that the publication exists and that 
    ' it supports push subscriptions.
    publication = New MergePublication()
    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 MergeSubscription()
        subscription.ConnectionContext = conn
        subscription.SubscriberName = subscriberName
        subscription.PublicationName = publicationName
        subscription.DatabaseName = publicationDbName
        subscription.SubscriptionDBName = subscriptionDbName
        subscription.HostName = hostname

        ' Set a schedule to synchronize the subscription every 2 hours
        ' during weekdays from 6am to 10pm.
        subscription.AgentSchedule.FrequencyType = ScheduleFrequencyType.Weekly
        subscription.AgentSchedule.FrequencyInterval = Convert.ToInt32("0x003E", 16)
        subscription.AgentSchedule.FrequencyRecurrenceFactor = 1
        subscription.AgentSchedule.FrequencySubDay = ScheduleFrequencySubDay.Hour
        subscription.AgentSchedule.FrequencySubDayInterval = 2
        subscription.AgentSchedule.ActiveStartDate = 20051108
        subscription.AgentSchedule.ActiveEndDate = 20071231
        subscription.AgentSchedule.ActiveStartTime = 60000
        subscription.AgentSchedule.ActiveEndTime = 100000

        ' Specify the Windows login credentials for the Merge Agent job.
        subscription.SynchronizationAgentProcessSecurity.Login = winLogin
        subscription.SynchronizationAgentProcessSecurity.Password = winPassword

        ' 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

Комментарии

Конструктор по умолчанию инициализирует любые поля по их значениям по умолчанию.

См. также раздел

Применяется к

MergeSubscription(String, String, String, String, ServerConnection)

Создаёт новый экземпляр MergeSubscription класса с указанным соединением с Publisher и свойствами, которые уникально определяют подписку.

public:
 MergeSubscription(System::String ^ publicationName, System::String ^ databaseName, System::String ^ subscriberName, System::String ^ subscriptionDBName, Microsoft::SqlServer::Management::Common::ServerConnection ^ connectionContext);
public MergeSubscription(string publicationName, string databaseName, string subscriberName, string subscriptionDBName, Microsoft.SqlServer.Management.Common.ServerConnection connectionContext);
new Microsoft.SqlServer.Replication.MergeSubscription : string * string * string * string * Microsoft.SqlServer.Management.Common.ServerConnection -> Microsoft.SqlServer.Replication.MergeSubscription
Public Sub New (publicationName As String, databaseName As String, subscriberName As String, subscriptionDBName As String, connectionContext As ServerConnection)

Параметры

publicationName
String

Значение String , указывающее название публикации слияния.

databaseName
String

Значение String , указывающее имя базы данных, содержащей публикацию.

subscriberName
String

Значение String , указывающее имя подписчика, подписавшегося на публикацию.

subscriptionDBName
String

Значение String , указывающее название базы данных подписок.

connectionContext
ServerConnection

Значение ServerConnection объекта, указывающее соединение с Publisher.

Применяется к