ReplicationServer 类
定义
重要
一些信息与预发行产品相关，相应产品在发行之前可能会进行重大修改。 对于此处提供的信息，Microsoft 不作任何明示或暗示的担保。
表示涉及复制的 Microsoft SQL Server 实例。 它可以扮演发行者、Publisher、订阅者，或它们的任意组合。
public ref class ReplicationServer sealed : Microsoft::SqlServer::Replication::ReplicationObject[System.Runtime.InteropServices.Guid("94506773-2893-4401-8D6E-8CACCBDE4BDB")]
public sealed class ReplicationServer : Microsoft.SqlServer.Replication.ReplicationObject[<System.Runtime.InteropServices.Guid("94506773-2893-4401-8D6E-8CACCBDE4BDB")>]
type ReplicationServer = class
inherit ReplicationObjectPublic NotInheritable Class ReplicationServer
Inherits ReplicationObject- 继承
- 属性
示例
这个示例展示了如何 ReplicationServer 利用某个对象来实现发布。
// Set the server and database names
string distributionDbName = "distribution";
string publisherName = publisherInstance;
string publicationDbName = "AdventureWorks2012";
DistributionDatabase distributionDb;
ReplicationServer distributor;
DistributionPublisher publisher;
ReplicationDatabase publicationDb;
// Create a connection to the server using Windows Authentication.
ServerConnection conn = new ServerConnection(publisherName);
try
{
// Connect to the server acting as the Distributor
// and local Publisher.
conn.Connect();
// Define the distribution database at the Distributor,
// but do not create it now.
distributionDb = new DistributionDatabase(distributionDbName, conn);
distributionDb.MaxDistributionRetention = 96;
distributionDb.HistoryRetention = 120;
// Set the Distributor properties and install the Distributor.
// This also creates the specified distribution database.
distributor = new ReplicationServer(conn);
distributor.InstallDistributor((string)null, distributionDb);
// Set the Publisher properties and install the Publisher.
publisher = new DistributionPublisher(publisherName, conn);
publisher.DistributionDatabase = distributionDb.Name;
publisher.WorkingDirectory = @"\\" + publisherName + @"\repldata";
publisher.PublisherSecurity.WindowsAuthentication = true;
publisher.Create();
// Enable AdventureWorks2012 as a publication database.
publicationDb = new ReplicationDatabase(publicationDbName, conn);
publicationDb.EnabledTransPublishing = true;
publicationDb.EnabledMergePublishing = true;
}
catch (Exception ex)
{
// Implement appropriate error handling here.
throw new ApplicationException("An error occured when installing distribution and publishing.", ex);
}
finally
{
conn.Disconnect();
}
' Set the server and database names
Dim distributionDbName As String = "distribution"
Dim publisherName As String = publisherInstance
Dim publicationDbName As String = "AdventureWorks2012"
Dim distributionDb As DistributionDatabase
Dim distributor As ReplicationServer
Dim publisher As DistributionPublisher
Dim publicationDb As ReplicationDatabase
' Create a connection to the server using Windows Authentication.
Dim conn As ServerConnection = New ServerConnection(publisherName)
Try
' Connect to the server acting as the Distributor
' and local Publisher.
conn.Connect()
' Define the distribution database at the Distributor,
' but do not create it now.
distributionDb = New DistributionDatabase(distributionDbName, conn)
distributionDb.MaxDistributionRetention = 96
distributionDb.HistoryRetention = 120
' Set the Distributor properties and install the Distributor.
' This also creates the specified distribution database.
distributor = New ReplicationServer(conn)
distributor.InstallDistributor((CType(Nothing, String)), distributionDb)
' Set the Publisher properties and install the Publisher.
publisher = New DistributionPublisher(publisherName, conn)
publisher.DistributionDatabase = distributionDb.Name
publisher.WorkingDirectory = "\\" + publisherName + "\repldata"
publisher.PublisherSecurity.WindowsAuthentication = True
publisher.Create()
' Enable AdventureWorks2012 as a publication database.
publicationDb = New ReplicationDatabase(publicationDbName, conn)
publicationDb.EnabledTransPublishing = True
publicationDb.EnabledMergePublishing = True
Catch ex As Exception
' Implement appropriate error handling here.
Throw New ApplicationException("An error occured when installing distribution and publishing.", ex)
Finally
conn.Disconnect()
End Try
这个例子展示了如何使用 ReplicationServer 一个对象来更改分配器属性。
// Set the Distributor and distribution database names.
string distributionDbName = "distribution";
string distributorName = publisherInstance;
ReplicationServer distributor;
DistributionDatabase distributionDb;
// Create a connection to the Distributor using Windows Authentication.
ServerConnection conn = new ServerConnection(distributorName);
try
{
// Open the connection.
conn.Connect();
distributor = new ReplicationServer(conn);
// Load Distributor properties, if it is installed.
if (distributor.LoadProperties())
{
// Password supplied at runtime.
distributor.ChangeDistributorPassword(password);
distributor.AgentCheckupInterval = 5;
// Save changes to the Distributor properties.
distributor.CommitPropertyChanges();
}
else
{
throw new ApplicationException(
String.Format("{0} is not a Distributor.", publisherInstance));
}
// Create an object for the distribution database
// using the open Distributor connection.
distributionDb = new DistributionDatabase(distributionDbName, conn);
// Change distribution database properties.
if (distributionDb.LoadProperties())
{
// Change maximum retention period to 48 hours and history retention
// period to 24 hours.
distributionDb.MaxDistributionRetention = 48;
distributionDb.HistoryRetention = 24;
// Save changes to the distribution database properties.
distributionDb.CommitPropertyChanges();
}
else
{
// Do something here if the distribution database does not exist.
}
}
catch (Exception ex)
{
// Implement the appropriate error handling here.
throw new ApplicationException("An error occured when changing Distributor " +
" or distribution database properties.", ex);
}
finally
{
conn.Disconnect();
}
' Set the Distributor and distribution database names.
Dim distributionDbName As String = "distribution"
Dim distributorName As String = publisherInstance
Dim distributor As ReplicationServer
Dim distributionDb As DistributionDatabase
' Create a connection to the Distributor using Windows Authentication.
Dim conn As ServerConnection = New ServerConnection(distributorName)
Try
' Open the connection.
conn.Connect()
distributor = New ReplicationServer(conn)
' Load Distributor properties, if it is installed.
If distributor.LoadProperties() Then
' Password supplied at runtime.
distributor.ChangeDistributorPassword(password)
distributor.AgentCheckupInterval = 5
' Save changes to the Distributor properties.
distributor.CommitPropertyChanges()
Else
Throw New ApplicationException( _
String.Format("{0} is not a Distributor.", publisherInstance))
End If
' Create an object for the distribution database
' using the open Distributor connection.
distributionDb = New DistributionDatabase(distributionDbName, conn)
' Change distribution database properties.
If distributionDb.LoadProperties() Then
' Change maximum retention period to 48 hours and history retention
' period to 24 hours.
distributionDb.MaxDistributionRetention = 48
distributionDb.HistoryRetention = 24
' Save changes to the distribution database properties.
distributionDb.CommitPropertyChanges()
Else
' Do something here if the distribution database does not exist.
End If
Catch ex As Exception
' Implement the appropriate error handling here.
Throw New ApplicationException("An error occured when changing Distributor " + _
" or distribution database properties.", ex)
Finally
conn.Disconnect()
End Try
这个例子展示了如何 ReplicationServer 使用某个对象来禁用发布。
// 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
注解
线程安全性
任何此类公共静态（SharedMicrosoft Visual Basic）成员对多线程操作都是安全的。 不能保证任何实例成员是线程安全的。
构造函数
| 名称 | 说明 |
|---|---|
| ReplicationServer() |
初始化 ReplicationServer 类的新实例。 |
| ReplicationServer(ServerConnection) |
初始化该类的新实例ReplicationServer，使用指定的连接上下文建立与 Microsoft SQL Server 实例的连接。 |
属性
| 名称 | 说明 |
|---|---|
| AgentCheckupInterval |
获取或设定分发代理执行检查的间隔。 |
| CachePropertyChanges |
获取或设置是缓存复制属性的更改，还是立即应用。 (继承自 ReplicationObject) |
| ConnectionContext |
获取或设置连接到 Microsoft SQL Server 实例。 (继承自 ReplicationObject) |
| DistributionDatabase |
获取当前连接的 SQL Server 实例的分发数据库名称。 |
| DistributionDatabases |
获取复制服务器上定义的分布式数据库。 |
| DistributionPublishers |
获得使用当前连接的 Microsoft SQL Server 实例作为分发器的发布者。 |
| DistributionServer |
获取或设置当前连接的SQL Server实例的分发器名称。 |
| DistributorAvailable |
查看当前连接的 Microsoft SQL Server 实例的分发器是否已连接且可用。 |
| DistributorInstalled |
查看当前连接的 SQL Server 实例是否有本地或远程分发器。 |
| HasRemotePublisher |
判断当前连接的 Microsoft SQL Server 实例是否是一个带有远程 Publisher 的分发器。 |
| IsDistributor |
可以判断当前连接的SQL Server实例是否是分发器。 |
| IsExistingObject |
判断该对象是否存在于服务器上。 (继承自 ReplicationObject) |
| IsPublisher |
判断当前连接的 Microsoft SQL Server 实例是否是 Publisher。 |
| Name |
获取 Microsoft SQL Server 实例的名称。 |
| RegisteredSubscribers |
让订阅者向 Publisher 注册。 |
| ReplicationDatabases |
使数据库在连接的 Microsoft SQL Server 实例中实现复制。 |
| SqlServerName |
获取该对象所连接的 Microsoft SQL Server 实例名称。 (继承自 ReplicationObject) |
| UserData |
获取或设置一个对象属性，允许用户将自己的数据附加到该对象上。 (继承自 ReplicationObject) |
| WorkingDirectory |
获取 Publisher 使用的工作目录。 |