Classe ForEachEnumerator
Enumerates over the items that the ForEachLoop is assigned to iterate over.
Gerarchia di ereditarietà
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
Spazio dei nomi Microsoft.SqlServer.Dts.Runtime
Assembly: Microsoft.SqlServer.ManagedDTS (in Microsoft.SqlServer.ManagedDTS.dll)
Sintassi
'Dichiarazione
Public MustInherit Class ForEachEnumerator _
Inherits DtsObject _
Implements IDTSForEachEnumerator
'Utilizzo
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
Nel tipo ForEachEnumerator sono esposti i membri seguenti.
Costruttori
Nome | Descrizione | |
---|---|---|
ForEachEnumerator | Initializes a new instance of the ForEachEnumerator class. |
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Proprietà
Nome | Descrizione | |
---|---|---|
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. |
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Metodi
Nome | Descrizione | |
---|---|---|
CanUpdate | A Boolean that indicates if the new package XML can update the old package XML. | |
Equals | Determines whether two object instances are equal. Ereditato da DtsObject. | |
Finalize | Ereditato da Object. | |
GetEnumerator | Returns a managed enumerator, IEnumerator, for iterating over the collections. | |
GetHashCode | Returns the hash code for this instance. Ereditato da DtsObject. | |
GetType | Ereditato da Object. | |
InitializeForEachEnumerator | Initializes the properties associated with the task. This method is called by the runtime and is not used in code. | |
MemberwiseClone | Ereditato da Object. | |
ToString | Ereditato da 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. |
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Osservazioni
This class provides the abstract (MustInherit in Visual Basic) base class for enumerators over the foreach loop collection. Inherits from DtsObject and IDTSForEachEnumerator.
Protezione dei thread
I membri static (Shared in Visual Basic) pubblici di questo tipo sono affidabili. Non è invece garantita la sicurezza dei membri dell'istanza.