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停用發行和散發

本主題描述如何使用 SQL Server Management Studio、Transact-SQL 或 Replication Management Objects (RMO) ,在 SQL Server 2014 中停用發行和散發。

您可以執行下列工作:

  • 刪除「散發者」上的散發資料庫。

  • 停用所有使用「散發者」的「發行者」,以及刪除這些「發行者」上的所有發行集。

  • 刪除所有的發行集訂閱。 發行集和訂閱資料庫中的資料不會刪除,不過它會遺失與任何發行資料庫的同步處理關聯性。 若要刪除「訂閱者」中的資料,您必須手動刪除。

本主題內容

開始之前

必要條件

  • 若要停用發行和散發,所有散發和發行集資料庫都必須在線上。 如果存在散發或發行集資料庫的任何 「資料庫快照集」 ,則必須先卸除這些快照集,然後才能停用發行和散發。 資料庫快照集是資料庫的唯讀離線副本,與複寫快照集無關聯。 如需詳細資訊,請參閱資料庫快照集 (SQL Server)

使用 SQL Server Management Studio

使用「停用發行與散發精靈」停用發行和散發。

停用發行和散發

  1. 連線至您想在 Microsoft SQL Server Management Studio 中停用的發行者和散發者,然後展開伺服器節點。

  2. 以滑鼠右鍵按一下 [複寫] 資料夾,然後按一下 [停用發行與散發]

  3. 完成「停用散發暨發行精靈」中的步驟。

使用 TRANSACT-SQL

您可以使用複寫預存程序來以程式設計的方式停用發行和散發。

停用發行和散發

  1. 停止所有複寫相關的作業。 如需作業名稱清單,請參閱< 複寫代理程式安全性模型>一節中的「SQL Server Agent 下的代理程式安全性」。

  2. 在訂閱資料庫的每一個訂閱者上,執行 sp_removedbreplication 從資料庫中移除複寫物件。 這個預存程序將不會移除散發者上的複寫作業。

  3. 在發行集資料庫的發行者上,執行 sp_removedbreplication 從資料庫中移除複寫物件。

  4. 如果發行者使用遠端散發者,請執行 sp_dropdistributor

  5. 在散發者上執行 sp_dropdistpublisher。 應該針對散發者上註冊的每一個發行者執行此預存程序一次。

  6. 在散發者上,執行 sp_dropdistributiondb 來刪除散發資料庫。 應該針對散發者上的每一個散發資料庫執行此預存程序一次。 這樣也會移除與散發資料庫有關的任何佇列讀取器代理程式作業。

  7. 在散發者上,執行 sp_dropdistributor 從伺服器移除散發者的指定。

    注意

    如果在您執行 sp_dropdistpublishersp_dropdistributor之前,尚未卸除所有複寫發行和散發物件,這些程序將會傳回錯誤。 若要在卸除了發行者或散發者時,一併卸除所有複寫相關的物件, @no_checks 參數必須設定為 1。 如果發行者或散發者已離線或是無法連上, @ignore_distributor 參數可以設定為 1 ,好讓它們可以卸除;但是,必須手動移除任何留下來的發行和散發物件。

範例 (Transact-SQL)

這個範例指令碼會從訂閱資料庫中移除複寫物件。

-- Remove replication objects from the subscription database on MYSUB.
DECLARE @subscriptionDB AS sysname
SET @subscriptionDB = N'AdventureWorks2012Replica'

-- Remove replication objects from a subscription database (if necessary).
USE master
EXEC sp_removedbreplication @subscriptionDB
GO

此範例指令碼會停用當做發行者和散發者之伺服器上的發行和散發,並卸除散發資料庫。

-- This script uses sqlcmd scripting variables. They are in the form
-- $(MyVariable). For information about how to use scripting variables  
-- on the command line and in SQL Server Management Studio, see the 
-- "Executing Replication Scripts" section in the topic
-- "Programming Replication Using System Stored Procedures".

-- Disable publishing and distribution.
DECLARE @distributionDB AS sysname;
DECLARE @publisher AS sysname;
DECLARE @publicationDB as sysname;
SET @distributionDB = N'distribution';
SET @publisher = $(DistPubServer);
SET @publicationDB = N'AdventureWorks2012';

-- Disable the publication database.
USE [AdventureWorks2012]
EXEC sp_removedbreplication @publicationDB;

-- Remove the registration of the local Publisher at the Distributor.
USE master
EXEC sp_dropdistpublisher @publisher;

-- Delete the distribution database.
EXEC sp_dropdistributiondb @distributionDB;

-- Remove the local server as a Distributor.
EXEC sp_dropdistributor;
GO

使用 Replication Management Objects (RMO)

停用發行和散發

  1. 移除使用散發者之發行集的所有訂閱。 如需相關資訊,請參閱 Delete a Pull Subscription 以及 Delete a Push Subscription

  2. 移除使用散發者的所有訂閱,以及停用所有資料庫的發行 (如果發行者和散發者在相同的伺服器上)。 如需詳細資訊,請參閱 Delete a Publication

  3. 使用 ServerConnection 類別建立與散發者的連接。

  4. 建立 DistributionPublisher 類別的執行個體。 指定 Name 屬性,並傳遞步驟 3 中的 ServerConnection 物件。

  5. (選擇性) 呼叫 LoadProperties 方法,以取得物件的屬性及確認發行者確實存在。 如果此方法傳回 false,則表示步驟 4 中設定的發行者名稱不正確,或是此散發者並未使用此發行者。

  6. 呼叫 Remove 方法。 true如果「發行者」和「散發者」位於不同的伺服器上,以及「發行者」應該在「散發者」端卸載,而不先確認發行集已不存在於「發行者」端,則傳遞 的值。

  7. 建立 ReplicationServer 類別的執行個體。 傳遞步驟 3 的 ServerConnection 物件。

  8. 呼叫 UninstallDistributor 方法。 傳遞的 值true ,強制移除散發者端的所有複寫物件,而不需要先確認所有本機發行集資料庫都已停用,而且已卸載散發資料庫。

範例 (RMO)

此範例會移除散發者上的發行者註冊、捨棄散發資料庫,以及解除安裝散發者。

// Set the Distributor and publication database names.
// Publisher and Distributor are on the same server instance.
string publisherName = publisherInstance;
string distributorName = publisherInstance;
string distributionDbName = "distribution";
string publicationDbName = "AdventureWorks2012";

// Create connections to the Publisher and Distributor
// using Windows Authentication.
ServerConnection publisherConn = new ServerConnection(publisherName);
ServerConnection distributorConn = new ServerConnection(distributorName);

// Create the objects we need.
ReplicationServer distributor =
    new ReplicationServer(distributorConn);
DistributionPublisher publisher;
DistributionDatabase distributionDb =
    new DistributionDatabase(distributionDbName, distributorConn);
ReplicationDatabase publicationDb;
publicationDb = new ReplicationDatabase(publicationDbName, publisherConn);

try
{
    // Connect to the Publisher and Distributor.
    publisherConn.Connect();
    distributorConn.Connect();

    // Disable all publishing on the AdventureWorks2012 database.
    if (publicationDb.LoadProperties())
    {
        if (publicationDb.EnabledMergePublishing)
        {
            publicationDb.EnabledMergePublishing = false;
        }
        else if (publicationDb.EnabledTransPublishing)
        {
            publicationDb.EnabledTransPublishing = false;
        }
    }
    else
    {
        throw new ApplicationException(
            String.Format("The {0} database does not exist.", publicationDbName));
    }

    // We cannot uninstall the Publisher if there are still Subscribers.
    if (distributor.RegisteredSubscribers.Count == 0)
    {
        // Uninstall the Publisher, if it exists.
        publisher = new DistributionPublisher(publisherName, distributorConn);
        if (publisher.LoadProperties())
        {
            publisher.Remove(false);
        }
        else
        {
            // Do something here if the Publisher does not exist.
            throw new ApplicationException(String.Format(
                "{0} is not a Publisher for {1}.", publisherName, distributorName));
        }

        // Drop the distribution database.
        if (distributionDb.LoadProperties())
        {
            distributionDb.Remove();
        }
        else
        {
            // Do something here if the distribition DB does not exist.
            throw new ApplicationException(String.Format(
                "The distribution database '{0}' does not exist on {1}.",
                distributionDbName, distributorName));
        }

        // Uninstall the Distributor, if it exists.
        if (distributor.LoadProperties())
        {
            // Passing a value of false means that the Publisher 
            // and distribution databases must already be uninstalled,
            // and that no local databases be enabled for publishing.
            distributor.UninstallDistributor(false);
        }
        else
        {
            //Do something here if the distributor does not exist.
            throw new ApplicationException(String.Format(
                "The Distributor '{0}' does not exist.", distributorName));
        }
    }
    else
    {
        throw new ApplicationException("You must first delete all subscriptions.");
    }
}
catch (Exception ex)
{
    // Implement appropriate error handling here.
    throw new ApplicationException("The Publisher and Distributor could not be uninstalled", ex);
}
finally
{
    publisherConn.Disconnect();
    distributorConn.Disconnect();
}
' Set the Distributor and publication database names.
' Publisher and Distributor are on the same server instance.
Dim publisherName As String = publisherInstance
Dim distributorName As String = subscriberInstance
Dim distributionDbName As String = "distribution"
Dim publicationDbName As String = "AdventureWorks2012"

' Create connections to the Publisher and Distributor
' using Windows Authentication.
Dim publisherConn As ServerConnection = New ServerConnection(publisherName)
Dim distributorConn As ServerConnection = New ServerConnection(distributorName)

' Create the objects we need.
Dim distributor As ReplicationServer
distributor = New ReplicationServer(distributorConn)
Dim publisher As DistributionPublisher
Dim distributionDb As DistributionDatabase
distributionDb = New DistributionDatabase(distributionDbName, distributorConn)
Dim publicationDb As ReplicationDatabase
publicationDb = New ReplicationDatabase(publicationDbName, publisherConn)

Try
    ' Connect to the Publisher and Distributor.
    publisherConn.Connect()
    distributorConn.Connect()

    ' Disable all publishing on the AdventureWorks2012 database.
    If publicationDb.LoadProperties() Then
        If publicationDb.EnabledMergePublishing Then
            publicationDb.EnabledMergePublishing = False
        ElseIf publicationDb.EnabledTransPublishing Then
            publicationDb.EnabledTransPublishing = False
        End If
    Else
        Throw New ApplicationException( _
            String.Format("The {0} database does not exist.", publicationDbName))
    End If

    ' We cannot uninstall the Publisher if there are still Subscribers.
    If distributor.RegisteredSubscribers.Count = 0 Then
        ' Uninstall the Publisher, if it exists.
        publisher = New DistributionPublisher(publisherName, distributorConn)
        If publisher.LoadProperties() Then
            publisher.Remove(False)
        Else
            ' Do something here if the Publisher does not exist.
            Throw New ApplicationException(String.Format( _
                "{0} is not a Publisher for {1}.", publisherName, distributorName))
        End If

        ' Drop the distribution database.
        If distributionDb.LoadProperties() Then
            distributionDb.Remove()
        Else
            ' Do something here if the distribition DB does not exist.
            Throw New ApplicationException(String.Format( _
             "The distribution database '{0}' does not exist on {1}.", _
             distributionDbName, distributorName))
        End If

        ' Uninstall the Distributor, if it exists.
        If distributor.LoadProperties() Then
            ' Passing a value of false means that the Publisher 
            ' and distribution databases must already be uninstalled,
            ' and that no local databases be enabled for publishing.
            distributor.UninstallDistributor(False)
        Else
            'Do something here if the distributor does not exist.
            Throw New ApplicationException(String.Format( _
                "The Distributor '{0}' does not exist.", distributorName))
        End If
    Else
        Throw New ApplicationException("You must first delete all subscriptions.")
    End If

Catch ex As Exception
    ' Implement appropriate error handling here.
    Throw New ApplicationException("The Publisher and Distributor could not be uninstalled", ex)

Finally
    publisherConn.Disconnect()
    distributorConn.Disconnect()

End Try

此範例會解除安裝散發者,而不先停用本機發行集資料庫或捨棄散發資料庫。

// Set the Distributor and publication database names.
// Publisher and Distributor are on the same server instance.
string distributorName = publisherInstance;

// Create connections to the Distributor
// using Windows Authentication.
ServerConnection conn = new ServerConnection(distributorName);
conn.DatabaseName = "master";

// Create the objects we need.
ReplicationServer distributor = new ReplicationServer(conn);

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


    // Uninstall the Distributor, if it exists.
    // Use the force parameter to remove everthing.  
    if (distributor.IsDistributor && distributor.LoadProperties())
    {
        // Passing a value of true means that the Distributor 
        // is uninstalled even when publishing objects, subscriptions,
        // and distribution databases exist on the server.
        distributor.UninstallDistributor(true);
    }
    else
    {
        //Do something here if the distributor does not exist.
    }
}
catch (Exception ex)
{
    // Implement appropriate error handling here.
    throw new ApplicationException("The Publisher and Distributor could not be uninstalled", ex);
}
finally
{
    conn.Disconnect();
}
' Set the Distributor and publication database names.
' Publisher and Distributor are on the same server instance.
Dim distributorName As String = publisherInstance

' Create connections to the Distributor
' using Windows Authentication.
Dim conn As ServerConnection = New ServerConnection(distributorName)
conn.DatabaseName = "master"

' Create the objects we need.
Dim distributor As ReplicationServer = New ReplicationServer(conn)

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


    ' Uninstall the Distributor, if it exists.
    ' Use the force parameter to remove everthing.  
    If distributor.IsDistributor And distributor.LoadProperties() Then
        ' Passing a value of true means that the Distributor 
        ' is uninstalled even when publishing objects, subscriptions,
        ' and distribution databases exist on the server.
        distributor.UninstallDistributor(True)
    Else
        'Do something here if the distributor does not exist.
    End If

Catch ex As Exception
    ' Implement appropriate error handling here.
    Throw New ApplicationException("The Publisher and Distributor could not be uninstalled", ex)

Finally
    conn.Disconnect()

End Try

另請參閱

複寫管理物件概念
Replication System Stored Procedures Concepts