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Clase DataFileCollection

The DataFileCollection class represents a collection of DataFile objects that represent all the data files defined on the parent object.

Espacio de nombres:  Microsoft.SqlServer.Management.Smo
Ensamblado:  Microsoft.SqlServer.Smo (en Microsoft.SqlServer.Smo.dll)

Sintaxis

'Declaración
Public NotInheritable Class DataFileCollection _
    Inherits SimpleObjectCollectionBase
'Uso
Dim instance As DataFileCollection

public sealed class DataFileCollection : SimpleObjectCollectionBase

public ref class DataFileCollection sealed : public SimpleObjectCollectionBase

[<SealedAttribute>]
type DataFileCollection =  
    class
        inherit SimpleObjectCollectionBase
    end

public final class DataFileCollection extends SimpleObjectCollectionBase

El tipo DataFileCollection expone los siguientes miembros.

Propiedades

  Nombre Descripción
Propiedad pública Count Gets the number of objects in the referenced collection. (Se hereda de SmoCollectionBase.)
Propiedad pública IsSynchronized Gets the Boolean property value that specifies whether access to the collection is synchronized and therefore thread-safe. (Se hereda de SmoCollectionBase.)
Propiedad pública Item[ ( [ ( Int32] ) ] ) Gets a DataFile object in the collection by index number.
Propiedad pública Item[ ( [ ( String] ) ] ) Gets a DataFile object in the collection by name.
Propiedad pública Parent Gets the FileGroup object that is the parent of the DataFileCollection object.
Propiedad pública SyncRoot Gets an object that can be used to synchronize access to the collection. (Se hereda de SmoCollectionBase.)

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Métodos

  Nombre Descripción
Método público Add Adds a DataFile object to the DataFileCollection collection.
Método protegido AddExisting Adds an object to the collection. (Se hereda de AbstractCollectionBase.)
Método protegido AddImpl Adds the specified object to this collection (Se hereda de SortedListCollectionBase.)
Método público Contains Verifies whether the specified object exists in the collection. (Se hereda de SimpleObjectCollectionBase.)
Método público CopyTo Copies the collection objects to a one-dimensional array beginning at the index value specified.
Método público Equals (Se hereda de Object.)
Método protegido Finalize (Se hereda de Object.)
Método protegido GetCollectionElementType Gets the Collection Element Type. (Se hereda de SmoCollectionBase.)
Método público GetEnumerator Returns an IEnumerator interface that allows you to iterate through the objects in the collection. (Se hereda de SmoCollectionBase.)
Método público GetHashCode (Se hereda de Object.)
Método protegido GetItemById(Int32) Extracts a member from the referenced collection using a system-defined, unique identifier. (Se hereda de SmoCollectionBase.)
Método protegido GetItemById(Int32, String) Extracts a member from the referenced collection using a system-defined, unique identifier and name. (Se hereda de SmoCollectionBase.)
Método protegido GetObjectByIndex Extracts a member from the referenced collection using a system-defined, unique identifier. (Se hereda de SmoCollectionBase.)
Método público GetType (Se hereda de Object.)
Método protegido ImplAddExisting Adds an existing specified object to this collection (Se hereda de SortedListCollectionBase.)
Método protegido InitializeChildCollection() () () () Initializes the child collections of the referenced collection. (Se hereda de SmoCollectionBase.)
Método protegido InitializeChildCollection(Boolean) Initializes the child collections of the referenced collection with the option to refresh the properties of the referenced collection. (Se hereda de SmoCollectionBase.)
Método protegido InitInnerCollection Initializes the collection. (Se hereda de SimpleObjectCollectionBase.)
Método público ItemById Extracts a member from the DataFileCollection collection using a system-defined, unique identifier.
Método protegido MemberwiseClone (Se hereda de Object.)
Método público Refresh() () () () Refreshes the referenced collection. (Se hereda de SmoCollectionBase.)
Método público Refresh(Boolean) Refreshes the referenced collection with the option to refresh child objects of the referenced collection. (Se hereda de SmoCollectionBase.)
Método público Remove(String) Removes a DataFile object from the DataFileCollection collection by specifying the name of the data file.
Método público Remove(DataFile) Removes a DataFile object from the DataFileCollection collection by specifying the object.
Método público ToString (Se hereda de Object.)
Método protegido ValidateParentObject Validates the parent object exists. (Se hereda de SmoCollectionBase.)

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Campos

  Nombre Descripción
Campo protegido initialized This value supports the SMO infrastructure and is not intended to be used directly from your code. (Se hereda de AbstractCollectionBase.)

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Implementaciones de interfaces explícitas

  Nombre Descripción
Implementación de interfaces explícitasMétodo privado ICollection. . :: . .CopyTo Copies the elements from an instance to an array beginning at the index indicated. (Se hereda de SmoCollectionBase.)

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Comentarios

A DataFileCollection object can be used to gain access to a set of check constraints. You can use the Item property to return a specific DataFile object.

Ejemplos

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Seguridad para subprocesos

Cualquier miembro público static (Shared en Visual Basic) de este tipo es seguro para subprocesos. No se garantiza que los miembros de instancia sean seguros para subprocesos.