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Classe DistributionDatabase

  • Artigo

Represents a distribution database at the Distributor.

Hierarquia de herança

System.Object
  Microsoft.SqlServer.Replication.ReplicationObject
    Microsoft.SqlServer.Replication.DistributionDatabase

Namespace:  Microsoft.SqlServer.Replication
Assembly:  Microsoft.SqlServer.Rmo (em Microsoft.SqlServer.Rmo.dll)

Sintaxe

'Declaração
Public NotInheritable Class DistributionDatabase _
    Inherits ReplicationObject
'Uso
Dim instance As DistributionDatabase

public sealed class DistributionDatabase : ReplicationObject

public ref class DistributionDatabase sealed : public ReplicationObject

[<SealedAttribute>]
type DistributionDatabase =  
    class 
        inherit ReplicationObject 
    end

public final class DistributionDatabase extends ReplicationObject

O tipo DistributionDatabase expõe os membros a seguir.

Construtores

  Nome Descrição
Método público DistributionDatabase() Creates a new instance of the DistributionDatabase class.
Método público DistributionDatabase(String, ServerConnection) Creates a new instance of the DistributionDatabase class, with the specified database name and a connection to the Distributor.

Início

Propriedades

  Nome Descrição
Propriedade pública CachePropertyChanges Gets or sets whether to cache changes made to the replication properties or to apply them immediately. (Herdado de ReplicationObject.)
Propriedade pública ConnectionContext Gets or sets the connection to an instance of Microsoft SQL Server. (Herdado de ReplicationObject.)
Propriedade pública DataFile Gets or sets the name of the data file for the distribution database.
Propriedade pública DataFileSize Gets or sets the size of the primary database file for the distribution database.
Propriedade pública DataFolder Gets or sets the path to the directory that contains the data file for the distribution database.
Propriedade pública DistributionCleanupTaskName Gets the name of the SQL Server Agent job that is responsible for cleaning up the replication tables in the distribution.
Propriedade pública DistributorSecurity Gets the security context used to connect to the Distributor to create the distribution database.
Propriedade pública HistoryCleanupTaskName Gets the name of the SQL Server Agent job that is responsible for cleaning up replication history tables.
Propriedade pública HistoryRetention Gets or sets the length of time, in hours, replication agent history data is to be retained.
Propriedade pública IsExistingObject Gets whether the object exists on the server or not. (Herdado de ReplicationObject.)
Propriedade pública LogFile Gets or sets the name of the file that stores database transaction log records.
Propriedade pública LogFileSize Gets or sets the size of the file that stores database transaction log records.
Propriedade pública LogFolder Gets or sets the path to the directory where the file that stores database transaction log records is located.
Propriedade pública MaxDistributionRetention Gets or sets the maximum retention period, in hours, before transactions are deleted from the distribution database.
Propriedade pública MinDistributionRetention Gets or sets the minimum retention period, in hours, before transactions are deleted from the distribution database.
Propriedade pública Name Gets or sets the name of the distribution database.
Propriedade pública QueueReaderAgentExists Gets or sets whether the Queue Reader Agent job has been created for this distribution database.
Propriedade pública QueueReaderAgentName Gets or sets the name of the Queue Reader Agent job created for this distribution database.
Propriedade pública QueueReaderAgentProcessSecurity Gets the agent process security context for running the Queue Reader Agent job.
Propriedade pública SqlServerName Gets the name of the Microsoft SQL Server instance to which this object is connected. (Herdado de ReplicationObject.)
Propriedade pública UserData Gets or sets an object property that allows users to attach their own data to the object. (Herdado de ReplicationObject.)

Início

Métodos

  Nome Descrição
Método público CleanUpAnonymousSubscription Removes metadata for anonymous subscriptions at the Distributor.
Método público CommitPropertyChanges Sends all the cached property change statements to the instance of Microsoft SQL Server. (Herdado de ReplicationObject.)
Método público Create Creates the distribution database.
Método público CreateQueueReaderAgent Creates the Queue Reader Agent job on the distribution database.
Método público Decouple Decouples the referenced replication object from the server. (Herdado de ReplicationObject.)
Método público Equals (Herdado de Object.)
Método público GetHashCode (Herdado de Object.)
Método público GetType (Herdado de Object.)
Método público Load Loads the properties of an existing object from the server. (Herdado de ReplicationObject.)
Método público LoadProperties Loads the properties of an existing object from the server. (Herdado de ReplicationObject.)
Método público Refresh Reloads the properties of the object. (Herdado de ReplicationObject.)
Método público RegisterBusinessLogicHandler Registers a business logic handler assembly at the Distributor.
Método público Remove Deletes the distribution database.
Método público Script Generates a Transact-SQL script that can be used to create or delete the distribution database that the object represents.
Método público ToString (Herdado de Object.)
Método público UnregisterBusinessLogicHandler Removes the registration for a business logic handler from the Distributor.

Início

Comentários

Thread Safety

Any public static (Shared in Microsoft Visual Basic) members of this type are safe for multithreaded operations. Any instance members are not guaranteed to be thread safe.

Exemplos

         // 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

Segurança de thread

Qualquer membro público static (Shared no Visual Basic) desse tipo é seguro para threads. Não há garantia de que qualquer membro de instância seja seguro para threads.

Consulte também

Referência

Namespace Microsoft.SqlServer.Replication

Outros recursos

Como configurar a publicação e a distribuição (Programação RMO)

Como exibir e modificar as propriedades do Publicador e do Distribuidor (programação RMO)