MergePublication 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。
表示合并发布。
public ref class MergePublication sealed : Microsoft::SqlServer::Replication::Publicationpublic sealed class MergePublication : Microsoft.SqlServer.Replication.Publicationtype MergePublication = class
inherit PublicationPublic NotInheritable Class MergePublication
Inherits Publication- 继承
示例
此示例创建合并发布。
// Set the Publisher, publication database, and publication names.
string publisherName = publisherInstance;
string publicationName = "AdvWorksSalesOrdersMerge";
string publicationDbName = "AdventureWorks2012";
ReplicationDatabase publicationDb;
MergePublication publication;
// Create a connection to the Publisher.
ServerConnection conn = new ServerConnection(publisherName);
try
{
// Connect to the Publisher.
conn.Connect();
// Enable the database for merge publication.
publicationDb = new ReplicationDatabase(publicationDbName, conn);
if (publicationDb.LoadProperties())
{
if (!publicationDb.EnabledMergePublishing)
{
publicationDb.EnabledMergePublishing = true;
}
}
else
{
// Do something here if the database does not exist.
throw new ApplicationException(String.Format(
"The {0} database does not exist on {1}.",
publicationDb, publisherName));
}
// Set the required properties for the merge publication.
publication = new MergePublication();
publication.ConnectionContext = conn;
publication.Name = publicationName;
publication.DatabaseName = publicationDbName;
// Enable precomputed partitions.
publication.PartitionGroupsOption = PartitionGroupsOption.True;
// Specify the Windows account under which the Snapshot Agent job runs.
// This account will be used for the local connection to the
// Distributor and all agent connections that use Windows Authentication.
publication.SnapshotGenerationAgentProcessSecurity.Login = winLogin;
publication.SnapshotGenerationAgentProcessSecurity.Password = winPassword;
// Explicitly set the security mode for the Publisher connection
// Windows Authentication (the default).
publication.SnapshotGenerationAgentPublisherSecurity.WindowsAuthentication = true;
// Enable Subscribers to request snapshot generation and filtering.
publication.Attributes |= PublicationAttributes.AllowSubscriberInitiatedSnapshot;
publication.Attributes |= PublicationAttributes.DynamicFilters;
// Enable pull and push subscriptions.
publication.Attributes |= PublicationAttributes.AllowPull;
publication.Attributes |= PublicationAttributes.AllowPush;
if (!publication.IsExistingObject)
{
// Create the merge publication.
publication.Create();
// Create a Snapshot Agent job for the publication.
publication.CreateSnapshotAgent();
}
else
{
throw new ApplicationException(String.Format(
"The {0} publication already exists.", publicationName));
}
}
catch (Exception ex)
{
// Implement custom application error handling here.
throw new ApplicationException(String.Format(
"The publication {0} could not be created.", publicationName), ex);
}
finally
{
conn.Disconnect();
}
' Set the Publisher, publication database, and publication names.
Dim publisherName As String = publisherInstance
Dim publicationName As String = "AdvWorksSalesOrdersMerge"
Dim publicationDbName As String = "AdventureWorks2012"
Dim publicationDb As ReplicationDatabase
Dim publication As MergePublication
' Create a connection to the Publisher.
Dim conn As ServerConnection = New ServerConnection(publisherName)
Try
' Connect to the Publisher.
conn.Connect()
' Enable the database for merge publication.
publicationDb = New ReplicationDatabase(publicationDbName, conn)
If publicationDb.LoadProperties() Then
If Not publicationDb.EnabledMergePublishing Then
publicationDb.EnabledMergePublishing = True
End If
Else
' Do something here if the database does not exist.
Throw New ApplicationException(String.Format( _
"The {0} database does not exist on {1}.", _
publicationDb, publisherName))
End If
' Set the required properties for the merge publication.
publication = New MergePublication()
publication.ConnectionContext = conn
publication.Name = publicationName
publication.DatabaseName = publicationDbName
' Enable precomputed partitions.
publication.PartitionGroupsOption = PartitionGroupsOption.True
' Specify the Windows account under which the Snapshot Agent job runs.
' This account will be used for the local connection to the
' Distributor and all agent connections that use Windows Authentication.
publication.SnapshotGenerationAgentProcessSecurity.Login = winLogin
publication.SnapshotGenerationAgentProcessSecurity.Password = winPassword
' Explicitly set the security mode for the Publisher connection
' Windows Authentication (the default).
publication.SnapshotGenerationAgentPublisherSecurity.WindowsAuthentication = True
' Enable Subscribers to request snapshot generation and filtering.
publication.Attributes = publication.Attributes Or _
PublicationAttributes.AllowSubscriberInitiatedSnapshot
publication.Attributes = publication.Attributes Or _
PublicationAttributes.DynamicFilters
' Enable pull and push subscriptions
publication.Attributes = publication.Attributes Or _
PublicationAttributes.AllowPull
publication.Attributes = publication.Attributes Or _
PublicationAttributes.AllowPush
If Not publication.IsExistingObject Then
' Create the merge publication.
publication.Create()
' Create a Snapshot Agent job for the publication.
publication.CreateSnapshotAgent()
Else
Throw New ApplicationException(String.Format( _
"The {0} publication already exists.", publicationName))
End If
Catch ex As Exception
' Implement custom application error handling here.
Throw New ApplicationException(String.Format( _
"The publication {0} could not be created.", publicationName), ex)
Finally
conn.Disconnect()
End Try
此示例更改合并发布的属性。
// Define the server, database, and publication names
string publisherName = publisherInstance;
string publicationName = "AdvWorksSalesOrdersMerge";
string publicationDbName = "AdventureWorks2012";
MergePublication publication;
// Create a connection to the Publisher.
ServerConnection conn = new ServerConnection(publisherName);
try
{
// Connect to the Publisher.
conn.Connect();
// Set the required properties for the publication.
publication = new MergePublication();
publication.ConnectionContext = conn;
publication.Name = publicationName;
publication.DatabaseName = publicationDbName;
// If we can't get the properties for this merge publication, then throw an application exception.
if (publication.LoadProperties())
{
// If DDL replication is currently enabled, disable it.
if (publication.ReplicateDdl == DdlReplicationOptions.All)
{
publication.ReplicateDdl = DdlReplicationOptions.None;
}
else
{
publication.ReplicateDdl = DdlReplicationOptions.All;
}
}
else
{
throw new ApplicationException(String.Format(
"Settings could not be retrieved for the publication. " +
"Ensure that the publication {0} exists on {1}.",
publicationName, publisherName));
}
}
catch (Exception ex)
{
// Do error handling here.
throw new ApplicationException(
"The publication property could not be changed.", ex);
}
finally
{
conn.Disconnect();
}
' Define the server, database, and publication names
Dim publisherName As String = publisherInstance
Dim publicationName As String = "AdvWorksSalesOrdersMerge"
Dim publicationDbName As String = "AdventureWorks2012"
Dim publication As MergePublication
' Create a connection to the Publisher.
Dim conn As ServerConnection = New ServerConnection(publisherName)
Try
' Connect to the Publisher.
conn.Connect()
' Set the required properties for the publication.
publication = New MergePublication()
publication.ConnectionContext = conn
publication.Name = publicationName
publication.DatabaseName = publicationDbName
' If we can't get the properties for this merge publication, then throw an application exception.
If publication.LoadProperties() Then
' If DDL replication is currently enabled, disable it.
If publication.ReplicateDdl = DdlReplicationOptions.All Then
publication.ReplicateDdl = DdlReplicationOptions.None
Else
publication.ReplicateDdl = DdlReplicationOptions.All
End If
Else
Throw New ApplicationException(String.Format( _
"Settings could not be retrieved for the publication. " + _
"Ensure that the publication {0} exists on {1}.", _
publicationName, publisherName))
End If
Catch ex As Exception
' Do error handling here.
Throw New ApplicationException( _
"The publication property could not be changed.", ex)
Finally
conn.Disconnect()
End Try
此示例删除合并发布。
// Define the Publisher, publication database,
// and publication names.
string publisherName = publisherInstance;
string publicationName = "AdvWorksSalesOrdersMerge";
string publicationDbName = "AdventureWorks2012";
MergePublication publication;
ReplicationDatabase publicationDb;
// Create a connection to the Publisher.
ServerConnection conn = new ServerConnection(publisherName);
try
{
// Connect to the Publisher.
conn.Connect();
// Set the required properties for the merge publication.
publication = new MergePublication();
publication.ConnectionContext = conn;
publication.Name = publicationName;
publication.DatabaseName = publicationDbName;
// Delete the publication, if it exists and has no subscriptions.
if (publication.LoadProperties() && !publication.HasSubscription)
{
publication.Remove();
}
else
{
// Do something here if the publication does not exist
// or has subscriptions.
throw new ApplicationException(String.Format(
"The publication {0} could not be deleted. " +
"Ensure that the publication exists and that all " +
"subscriptions have been deleted.",
publicationName, publisherName));
}
// If no other merge publications exists,
// disable publishing on the database.
publicationDb = new ReplicationDatabase(publicationDbName, conn);
if (publicationDb.LoadProperties())
{
if (publicationDb.MergePublications.Count == 0 && publicationDb.EnabledMergePublishing)
{
publicationDb.EnabledMergePublishing = false;
}
}
else
{
// Do something here if the database does not exist.
throw new ApplicationException(String.Format(
"The database {0} does not exist on {1}.",
publicationDbName, publisherName));
}
}
catch (Exception ex)
{
// Implement application error handling here.
throw new ApplicationException(String.Format(
"The publication {0} could not be deleted.",
publicationName), ex);
}
finally
{
conn.Disconnect();
}
' Define the Publisher, publication database,
' and publication names.
Dim publisherName As String = publisherInstance
Dim publicationName As String = "AdvWorksSalesOrdersMerge"
Dim publicationDbName As String = "AdventureWorks2012"
Dim publication As MergePublication
Dim publicationDb As ReplicationDatabase
' Create a connection to the Publisher.
Dim conn As ServerConnection = New ServerConnection(publisherName)
Try
' Connect to the Publisher.
conn.Connect()
' Set the required properties for the merge publication.
publication = New MergePublication()
publication.ConnectionContext = conn
publication.Name = publicationName
publication.DatabaseName = publicationDbName
' Delete the publication, if it exists and has no subscriptions.
If (publication.LoadProperties() And Not publication.HasSubscription) Then
publication.Remove()
Else
' Do something here if the publication does not exist
' or has subscriptions.
Throw New ApplicationException(String.Format( _
"The publication {0} could not be deleted. " + _
"Ensure that the publication exists and that all " + _
"subscriptions have been deleted.", _
publicationName, publisherName))
End If
' If no other merge publications exists,
' disable publishing on the database.
publicationDb = New ReplicationDatabase(publicationDbName, conn)
If publicationDb.LoadProperties() Then
If publicationDb.MergePublications.Count = 0 _
And publicationDb.EnabledMergePublishing Then
publicationDb.EnabledMergePublishing = False
End If
Else
' Do something here if the database does not exist.
Throw New ApplicationException(String.Format( _
"The database {0} does not exist on {1}.", _
publicationDbName, publisherName))
End If
Catch ex As Exception
' Implement application error handling here.
Throw New ApplicationException(String.Format( _
"The publication {0} could not be deleted.", _
publicationName), ex)
Finally
conn.Disconnect()
End Try
注解
线程安全性
Microsoft Visual Basic) 此类型成员中的任何公共静态 Shared (对于多线程操作都是安全的。 但不保证所有实例成员都是线程安全的。
构造函数
| MergePublication() |
创建 MergePublication 类的新实例。 |
| MergePublication(String, String, ServerConnection) |
使用指定的名称、数据库和与发布服务器的连接初始化 MergePublication 类的新实例。 |
| MergePublication(String, String, ServerConnection, Boolean) |
创建 MergePublication 类的实例，指定默认情况下是否应创建快照代理作业。 |
属性
| AltSnapshotFolder |
获取或设置用于发布的备用快照文件位置。 (继承自 Publication) |
| Attributes |
获取或设置发布属性。 (继承自 Publication) |
| AutomaticReinitializationPolicy |
获取或设置在由于发布中的更改而重新初始化订阅时是否将发布服务器上的更改上载到发布服务器。 |
| CachePropertyChanges |
获取或设置是缓存对复制属性所做的更改还是立即应用它们。 (继承自 ReplicationObject) |
| CompatibilityLevel |
获取或设置可订阅合并发布的 Microsoft SQL Server的最早版本。 |
| ConflictRetention |
获取或设置在冲突表中保留冲突数据行的天数。 (继承自 Publication) |
| ConnectionContext |
获取或设置与 Microsoft SQL Server 实例的连接。 (继承自 ReplicationObject) |
| CreateSnapshotAgentByDefault |
获取或设置在创建发布时是否自动添加快照代理作业。 (继承自 Publication) |
| DatabaseName |
获取或设置发布数据库的名称。 (继承自 Publication) |
| Description |
获取或设置发布的文本说明。 (继承自 Publication) |
| FtpAddress |
为允许通过 FTP 进行订阅初始化的发布获取或设置文件传输协议 (FTP) 服务器计算机的地址。 (继承自 Publication) |
| FtpLogin |
为允许通过 FTP 进行订阅初始化的发布获取或设置用于连接到文件传输协议 (FTP) 服务器的登录名。 (继承自 Publication) |
| FtpPassword |
为允许通过 FTP 进行订阅初始化的发布设置用于连接到文件传输协议 (FTP) 服务器的登录名的密码。 (继承自 Publication) |
| FtpPort |
为允许通过 FTP 进行订阅初始化的发布获取或设置文件传输协议 (FTP) 服务器计算机的端口。 (继承自 Publication) |
| FtpSubdirectory |
为允许通过 FTP 进行订阅初始化的发布获取或设置文件传输协议 (FTP) 服务器计算机上的子目录。 (继承自 Publication) |
| HasSubscription |
获取发布是否具有一个或多个订阅。 (继承自 Publication) |
| IsExistingObject |
获取服务器上是否存在该对象。 (继承自 ReplicationObject) |
| MaxConcurrentDynamicSnapshots |
获取或设置在发布具有参数化行筛选器的情况下，在生成数据快照时支持的并发快照代理会话的最大数目。 |
| MaxConcurrentMerge |
获取或设置可同时与发布保持同步的合并代理的最大数目。 |
| MergeArticles |
获取合并发布中的现有项目。 |
| MergeSubscriptions |
获取属于合并发布的订阅。 |
| Name |
获取或设置发布的名称。 (继承自 Publication) |
| PartitionGroupsOption |
获取或设置是否应使用预先计算的分区来优化同步过程。 |
| PostSnapshotScript |
获取或设置在初始快照应用到订阅服务器后执行的 Transact-SQL 脚本文件的名称和完整路径。 (继承自 Publication) |
| PreSnapshotScript |
获取或设置在将初始快照应用到订阅服务器之前执行的 Transact-SQL 脚本文件的名称和完整路径。 (继承自 Publication) |
| Priority |
获取发布的优先级。 |
| PubId |
获取唯一标识发布的值。 (继承自 Publication) |
| ReplicateDdl |
获取或设置用于确定是否复制 DDL 更改的数据定义语言 (DDL) 复制选项。 (继承自 Publication) |
| RetentionPeriod |
获取或设置在某一订阅未与发布同步时经过多长时间该订阅到期。 (继承自 Publication) |
| RetentionPeriodUnit |
获取或设置用于表示 RetentionPeriodUnit 属性的单位。 |
| SecureFtpPassword |
为允许通过 FTP 进行订阅初始化的发布设置用于连接到文件传输协议 (FTP) 服务器的登录名的密码（作为 SecureString 对象）。 (继承自 Publication) |
| SnapshotAgentExists |
获取SQL Server 代理作业是否存在以生成此发布的初始快照。 (继承自 Publication) |
| SnapshotAvailable |
获取或设置一个值，该值指示是否已为此发布生成快照文件并且可用于初始化订阅服务器。 |
| SnapshotGenerationAgentProcessSecurity |
获取一个对象，该对象设置运行快照代理作业所基于的 Windows 帐户。 (继承自 Publication) |
| SnapshotGenerationAgentPublisherSecurity |
获取快照代理用于连接到发布服务器的安全上下文。 (继承自 Publication) |
| SnapshotJobId |
获取当前发布的快照代理作业 ID。 (继承自 Publication) |
| SnapshotMethod |
获取或设置初始快照的数据文件格式。 (继承自 Publication) |
| SnapshotSchedule |
获取一个对象，该对象为当前发布的快照代理设置计划。 (继承自 Publication) |
| SqlServerName |
获取此对象连接到的 Microsoft SQL Server 实例的名称。 (继承自 ReplicationObject) |
| Status |
获取或设置发布的状态。 (继承自 Publication) |
| Type |
获取或设置发布的类型。 (继承自 Publication) |
| UserData |
获取或设置允许用户将他们自己的数据附加到该对象的对象属性。 (继承自 ReplicationObject) |
| UsesHostName |
获取一个值，该值指示合并发布是否具有使用 HOST_NAME 函数来评估分区的参数化行筛选器。 |
| ValidateSubscriberInfo |
获取或设置在使用参数化行筛选器时用于定义已发布数据的订阅服务器分区的函数。 |
| WebSynchronizationUrl |
获取或设置用于 Web 同步的 URL。 |