Classe IndexedColumnCollection
The IndexedColumnCollection class represents a collection of IndexedColumn objects that represent all the indexed columns defined on the instance of SQL Server.
Hiérarchie d'héritage
System.Object
Microsoft.SqlServer.Management.Smo.AbstractCollectionBase
Microsoft.SqlServer.Management.Smo.SmoCollectionBase
Microsoft.SqlServer.Management.Smo.ArrayListCollectionBase
Microsoft.SqlServer.Management.Smo.ParameterCollectionBase
Microsoft.SqlServer.Management.Smo.IndexedColumnCollection
Espace de noms : Microsoft.SqlServer.Management.Smo
Assembly : Microsoft.SqlServer.Smo (en Microsoft.SqlServer.Smo.dll)
Syntaxe
'Déclaration
Public NotInheritable Class IndexedColumnCollection _
Inherits ParameterCollectionBase
'Utilisation
Dim instance As IndexedColumnCollection
public sealed class IndexedColumnCollection : ParameterCollectionBase
public ref class IndexedColumnCollection sealed : public ParameterCollectionBase
[<SealedAttribute>]
type IndexedColumnCollection =
class
inherit ParameterCollectionBase
end
public final class IndexedColumnCollection extends ParameterCollectionBase
Le type IndexedColumnCollection expose les membres suivants.
Propriétés
| Nom | Description | |
|---|---|---|
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Count | Gets the number of objects in the referenced collection. (hérité de SmoCollectionBase.) |
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IsSynchronized | Gets the Boolean property value that specifies whether access to the collection is synchronized and therefore thread-safe. (hérité de SmoCollectionBase.) |
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Item[Int32] | Gets an IndexedColumn object in the collection by index number. |
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Item[String] | Gets an IndexedColumn object in the collection by name. |
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Parent | Gets the Server object that is the parent of the IndexedColumnCollection object. |
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SyncRoot | Gets an object that can be used to synchronize access to the collection. (hérité de SmoCollectionBase.) |
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Méthodes
| Nom | Description | |
|---|---|---|
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Add(IndexedColumn) | Adds an IndexedColumn object to the IndexedColumnCollection object. |
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Add(IndexedColumn, Int32) | Adds an IndexedColumn object at a specified index position in the IndexedColumnCollection collection. |
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Add(IndexedColumn, String) | Adds an IndexedColumn object to the position after a specified, existing IndexedColumn object in the IndexedColumnCollection collection. |
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AddExisting | Adds an object to the collection. (hérité de AbstractCollectionBase.) |
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Contains | Validates whether the parameter collection contains a member with a name equal to the specified string. (hérité de ParameterCollectionBase.) |
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CopyTo | Copies the collection objects to a one-dimensional array beginning at the index value specified. |
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Equals | (hérité de Object.) |
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GetEnumerator | Returns an IEnumerator interface that allows you to iterate through the objects in the collection. (hérité de SmoCollectionBase.) |
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GetHashCode | (hérité de Object.) |
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GetType | (hérité de Object.) |
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ItemById | Extracts a member from the IndexedColumnCollection collection using a system-defined, unique identifier. |
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Refresh() | Refreshes the referenced collection. (hérité de SmoCollectionBase.) |
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Refresh(Boolean) | Refreshes the referenced collection with the option to refresh child objects of the referenced collection. (hérité de SmoCollectionBase.) |
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Remove(String) | Removes a member from the collection with the specified name. (hérité de ParameterCollectionBase.) |
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Remove(IndexedColumn) | Removes an IndexedColumn object from the IndexedColumnCollection collection. |
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ToString | (hérité de Object.) |
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Champs
| Nom | Description | |
|---|---|---|
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initialized | This value supports the SMO infrastructure and is not intended to be used directly from your code. (hérité de AbstractCollectionBase.) |
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Implémentations d'interfaces explicites
| Nom | Description | |
|---|---|---|
.gif "Implémentation d'interface explicite") .gif "Méthode privée") |
ICollection.CopyTo | Copies the elements from an instance to an array beginning at the index indicated. (hérité de SmoCollectionBase.) |
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Notes
An IndexedColumnCollection object can be used to gain access to a set of indexed columns. You can use the Item property to return a specific IndexedColumn object.
Thread Safety
Tout membre statique public (Partagé dans Microsoft Visual Basic) de ce type est sûr dans le cadre des opérations à plusieurs threads. Tous les membres de l'instance ne sont pas garantis comme étant thread-safe.
Exemples
Sécurité des threads
Tous les membres publics static (Shared dans Visual Basic) de ce type sont thread-safe. Tous les membres de l'instance ne sont pas garantis comme étant thread-safe.