TransPublication Classe

Definição

public ref class TransPublication sealed : Microsoft::SqlServer::Replication::Publication

public sealed class TransPublication : Microsoft.SqlServer.Replication.Publication

type TransPublication = class
    inherit Publication

Public NotInheritable Class TransPublication
Inherits Publication

Herança

Object

ReplicationObject

Publication

TransPublication

Exemplos

Este exemplo cria uma publicação transacional.

// Set the Publisher, publication database, and publication names.
string publicationName = "AdvWorksProductTran";
string publicationDbName = "AdventureWorks2012";
string publisherName = publisherInstance;

ReplicationDatabase publicationDb;
TransPublication publication;

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


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

    // Enable the AdventureWorks2012 database for transactional publishing.
    publicationDb = new ReplicationDatabase(publicationDbName, conn);

    // If the database exists and is not already enabled, 
    // enable it for transactional publishing.
    if (publicationDb.LoadProperties())
    {
        if (!publicationDb.EnabledTransPublishing)
        {
            publicationDb.EnabledTransPublishing = true;
        }

        // If the Log Reader Agent does not exist, create it.
        if (!publicationDb.LogReaderAgentExists)
        {
            // Specify the Windows account under which the agent job runs.
            // This account will be used for the local connection to the 
            // Distributor and all agent connections that use Windows Authentication.
            publicationDb.LogReaderAgentProcessSecurity.Login = winLogin;
            publicationDb.LogReaderAgentProcessSecurity.Password = winPassword;

            // Explicitly set authentication mode for the Publisher connection
            // to the default value of Windows Authentication.
            publicationDb.LogReaderAgentPublisherSecurity.WindowsAuthentication = true;

            // Create the Log Reader Agent job.
            publicationDb.CreateLogReaderAgent();
        }
    }
    else
    {
        throw new ApplicationException(String.Format(
            "The {0} database does not exist at {1}.",
            publicationDb, publisherName));
    }

    // Set the required properties for the transactional publication.
    publication = new TransPublication();
    publication.ConnectionContext = conn;
    publication.Name = publicationName;
    publication.DatabaseName = publicationDbName;

    // Specify a transactional publication (the default).
    publication.Type = PublicationType.Transactional;

    // Activate the publication so that we can add subscriptions.
    publication.Status = State.Active;

    // Enable push and pull subscriptions and independent Distribition Agents.
    publication.Attributes |= PublicationAttributes.AllowPull;
    publication.Attributes |= PublicationAttributes.AllowPush;
    publication.Attributes |= PublicationAttributes.IndependentAgent;

    // 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;

    if (!publication.IsExistingObject)
    {
        // Create the transactional 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 publicationName As String = "AdvWorksProductTran"
Dim publicationDbName As String = "AdventureWorks2012"
Dim publisherName As String = publisherInstance

Dim publicationDb As ReplicationDatabase
Dim publication As TransPublication

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

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

    ' Enable the AdventureWorks2012 database for transactional publishing.
    publicationDb = New ReplicationDatabase(publicationDbName, conn)

    ' If the database exists and is not already enabled, 
    ' enable it for transactional publishing.
    If publicationDb.LoadProperties() Then
        If Not publicationDb.EnabledTransPublishing Then
            publicationDb.EnabledTransPublishing = True
        End If

        ' If the Log Reader Agent does not exist, create it.
        If Not publicationDb.LogReaderAgentExists Then
            ' Specify the Windows account under which the agent job runs.
            ' This account will be used for the local connection to the 
            ' Distributor and all agent connections that use Windows Authentication.
            publicationDb.LogReaderAgentProcessSecurity.Login = winLogin
            publicationDb.LogReaderAgentProcessSecurity.Password = winPassword

            ' Explicitly set authentication mode for the Publisher connection
            ' to the default value of Windows Authentication.
            publicationDb.LogReaderAgentPublisherSecurity.WindowsAuthentication = True

            ' Create the Log Reader Agent job.
            publicationDb.CreateLogReaderAgent()
        End If
    Else
        Throw New ApplicationException(String.Format( _
         "The {0} database does not exist at {1}.", _
         publicationDb, publisherName))
    End If

    ' Set the required properties for the transactional publication.
    publication = New TransPublication()
    publication.ConnectionContext = conn
    publication.Name = publicationName
    publication.DatabaseName = publicationDbName

    ' Specify a transactional publication (the default).
    publication.Type = PublicationType.Transactional

    'Enable push and pull subscriptions and independent Distribition Agents.
    publication.Attributes = _
    publication.Attributes Or PublicationAttributes.AllowPull
    publication.Attributes = _
    publication.Attributes Or PublicationAttributes.AllowPush
    publication.Attributes = _
    publication.Attributes Or PublicationAttributes.IndependentAgent

    ' Activate the publication so that we can add subscriptions.
    publication.Status = State.Active

    ' 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

    If Not publication.IsExistingObject Then
        ' Create the transactional 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

Este exemplo exclui uma publicação transacional.

// Define the Publisher, publication database, 
// and publication names.
string publisherName = publisherInstance;
string publicationName = "AdvWorksProductTran";
string publicationDbName = "AdventureWorks2012";

TransPublication publication;
ReplicationDatabase publicationDb;

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

try
{
    conn.Connect();

    // Set the required properties for the transactional publication.
    publication = new TransPublication();
    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 transactional publications exists,
    // disable publishing on the database.
    publicationDb = new ReplicationDatabase(publicationDbName, conn);
    if (publicationDb.LoadProperties())
    {
        if (publicationDb.TransPublications.Count == 0)
        {
            publicationDb.EnabledTransPublishing = 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 = "AdvWorksProductTran"
Dim publicationDbName As String = "AdventureWorks2012"

Dim publication As TransPublication
Dim publicationDb As ReplicationDatabase

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

Try
    conn.Connect()

    ' Set the required properties for the transactional publication.
    publication = New TransPublication()
    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 transactional publications exists,
    ' disable publishing on the database.
    publicationDb = New ReplicationDatabase(publicationDbName, conn)
    If publicationDb.LoadProperties() Then
        If publicationDb.TransPublications.Count = 0 Then
            publicationDb.EnabledTransPublishing = 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

Comentários

Acesso thread-safe

Todos os membros estáticos públicos (Shared no Microsoft Visual Basic) desse tipo são seguros para operações multithread. Não há garantia de que qualquer membro de instância seja seguro para threads.

Construtores

Propriedades

Métodos

Aplica-se a

Confira também

• sp_article_validation (Transact-SQL))