• Artigo

Classe ConnectionManagerBase

Represents the abstract base class for connection managers.

Namespace:  Microsoft.SqlServer.Dts.Runtime
Assembly:  Microsoft.SqlServer.ManagedDTS (em Microsoft.SqlServer.ManagedDTS.dll)

Sintaxe

'Declaração
Public MustInherit Class ConnectionManagerBase _
    Inherits DtsObject
'Uso
Dim instance As ConnectionManagerBase

public abstract class ConnectionManagerBase : DtsObject

public ref class ConnectionManagerBase abstract : public DtsObject

[<AbstractClassAttribute>]
type ConnectionManagerBase =  
    class
        inherit DtsObject
    end

public abstract class ConnectionManagerBase extends DtsObject

O tipo ConnectionManagerBase expõe os membros a seguir.

Construtores

  Nome Descrição
Método protegido ConnectionManagerBase Initializes a new instance of the ConnectionManagerBase class.

Início

Propriedades

  Nome Descrição
Propriedade pública ConnectionString Gets or sets the connection string for the connection.
Propriedade pública ProtectionLevel Gets or sets a value, by using the DTSProtectionLevel enumeration, that enforces how the connection controls sensitive information.
Propriedade pública SupportsDTCTransactions Returns a Boolean that indicates if the connection supports Microsoft Distributed Transaction Coordinator (MS DTC) transactions.
Propriedade pública Version Returns the version of this connection manager.

Início

Métodos

  Nome Descrição
Método público AcquireConnection Creates an instance of the connection type.
Método público CanUpdate Gets or sets a Boolean that determines whether a connection manager supports upgrading the connection XML to a newer version.
Método público Equals Determines whether two object instances are equal. (Herdado de DtsObject.)
Método protegido Finalize (Herdado de Object.)
Método público GetHashCode Returns the hash code for this instance. (Herdado de DtsObject.)
Método público GetType (Herdado de Object.)
Método protegido MemberwiseClone (Herdado de Object.)
Método público ReleaseConnection Frees the connection established during AcquireConnection. Called at design time and run time.
Método público SetQualifier Changes a qualifier on the connection manager after the connection manager has been created, but before it is run.
Método público ToString (Herdado de Object.)
Método público Update Updates the XML persisted by a previous version of the connection manager.
Método público Validate Validates the connection and returns an enumeration that indicates success or failure.

Início

Comentários

You create a managed connection manager by deriving a managed class from the ConnectionManagerBase, and then marking it with DtsConnectionAttribute attribute.

When creating a managed connection manager, you must ensure that the threading model is Both for the connection manager to work properly with the Integration Services runtime.

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.Dts.Runtime