Classe ForEachEnumerator
Enumerates over the items that the ForEachLoop is assigned to iterate over.
Hierarquia de herança
System.Object
Microsoft.SqlServer.Dts.Runtime.DtsObject
Microsoft.SqlServer.Dts.Runtime.ForEachEnumerator
Microsoft.SqlServer.Dts.Runtime.Enumerators.ADO.ForEachADOEnumerator
Microsoft.SqlServer.Dts.Runtime.Enumerators.ADO.ForEachSchemaRowsetEnumerator
Microsoft.SqlServer.Dts.Runtime.Enumerators.FromVar.ForEachFromVarEnumerator
Microsoft.SqlServer.Dts.Runtime.Enumerators.Item.ForEachItemEnumerator
Microsoft.SqlServer.Dts.Runtime.Enumerators.NodeList.ForEachNodeListEnumerator
Microsoft.SqlServer.Dts.Runtime.Enumerators.SMO.ForEachSMOEnumerator
Namespace: Microsoft.SqlServer.Dts.Runtime
Assembly: Microsoft.SqlServer.ManagedDTS (em Microsoft.SqlServer.ManagedDTS.dll)
Sintaxe
'Declaração
Public MustInherit Class ForEachEnumerator _
Inherits DtsObject _
Implements IDTSForEachEnumerator
'Uso
Dim instance As ForEachEnumerator
public abstract class ForEachEnumerator : DtsObject,
IDTSForEachEnumerator
public ref class ForEachEnumerator abstract : public DtsObject,
IDTSForEachEnumerator
[<AbstractClassAttribute>]
type ForEachEnumerator =
class
inherit DtsObject
interface IDTSForEachEnumerator
end
public abstract class ForEachEnumerator extends DtsObject implements IDTSForEachEnumerator
O tipo ForEachEnumerator expõe os membros a seguir.
Construtores
Nome | Descrição | |
---|---|---|
ForEachEnumerator | Initializes a new instance of the ForEachEnumerator class. |
Início
Propriedades
Nome | Descrição | |
---|---|---|
CollectionEnumerator | Gets or sets Boolean that indicates if the foreach loop enumerator is enumerating collections of objects or enumerating collections of collections. | |
Version | Returns the version number of the package. This property is read-only. |
Início
Métodos
Nome | Descrição | |
---|---|---|
CanUpdate | A Boolean that indicates if the new package XML can update the old package XML. | |
Equals | Determines whether two object instances are equal. (Herdado de DtsObject.) | |
Finalize | (Herdado de Object.) | |
GetEnumerator | Returns a managed enumerator, IEnumerator, for iterating over the collections. | |
GetHashCode | Returns the hash code for this instance. (Herdado de DtsObject.) | |
GetType | (Herdado de Object.) | |
InitializeForEachEnumerator | Initializes the properties associated with the task. This method is called by the runtime and is not used in code. | |
MemberwiseClone | (Herdado de Object.) | |
ToString | (Herdado de Object.) | |
Update | This method updates the old package XML with the new package XML if CanUpdate is set to true. | |
Validate | Allows the container to determine if it contains invalid settings that will prevent it from executing successfully. |
Início
Comentários
This class provides the abstract (MustInherit in Visual Basic) base class for enumerators over the foreach loop collection. Inherits from DtsObject and IDTSForEachEnumerator.
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.