DatabaseRoleCollection-Klasse
The DatabaseRoleCollection class represents a collection of DatabaseRole objects that represent all the database roles defined on the parent database.
Vererbungshierarchie
System.Object
Microsoft.SqlServer.Management.Smo.AbstractCollectionBase
Microsoft.SqlServer.Management.Smo.SmoCollectionBase
Microsoft.SqlServer.Management.Smo.SortedListCollectionBase
Microsoft.SqlServer.Management.Smo.SimpleObjectCollectionBase
Microsoft.SqlServer.Management.Smo.DatabaseRoleCollection
Namespace: Microsoft.SqlServer.Management.Smo
Assembly: Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)
Syntax
'Declaration
Public NotInheritable Class DatabaseRoleCollection _
Inherits SimpleObjectCollectionBase
'Usage
Dim instance As DatabaseRoleCollection
public sealed class DatabaseRoleCollection : SimpleObjectCollectionBase
public ref class DatabaseRoleCollection sealed : public SimpleObjectCollectionBase
[<SealedAttribute>]
type DatabaseRoleCollection =
class
inherit SimpleObjectCollectionBase
end
public final class DatabaseRoleCollection extends SimpleObjectCollectionBase
Der DatabaseRoleCollection-Typ macht folgende Elemente verfügbar.
Eigenschaften
| Name | Beschreibung | |
|---|---|---|
.gif "Öffentliche Eigenschaft") |
Count | Gets the number of objects in the referenced collection. (Geerbt von SmoCollectionBase.) |
|
IsSynchronized | Gets the Boolean property value that specifies whether access to the collection is synchronized and therefore thread-safe. (Geerbt von SmoCollectionBase.) |
|
Item[Int32] | Gets a DatabaseRole object in the collection by index number. |
|
Item[String] | Gets a DatabaseRole object in the collection by name. |
|
Parent | Gets the Database object that is the parent of the DatabaseRoleCollection object. |
|
SyncRoot | Gets an object that can be used to synchronize access to the collection. (Geerbt von SmoCollectionBase.) |
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Methoden
| Name | Beschreibung | |
|---|---|---|
.gif "Öffentliche Methode") |
Add | Adds the specified database role to the collection. |
.gif "Geschützte Methode") |
AddExisting | Adds an object to the collection. (Geerbt von AbstractCollectionBase.) |
|
Contains | Verifies whether the specified object exists in the collection. (Geerbt von SimpleObjectCollectionBase.) |
|
CopyTo | Copies the collection objects to a one-dimensional array beginning at the index value specified. |
|
Equals | (Geerbt von Object.) |
|
GetEnumerator | Returns an IEnumerator interface that allows you to iterate through the objects in the collection. (Geerbt von SmoCollectionBase.) |
|
GetHashCode | (Geerbt von Object.) |
|
GetType | (Geerbt von Object.) |
|
ItemById | Extracts a member from the DatabaseRoleCollection collection using a system-defined, unique identifier. |
|
Refresh() | Refreshes the referenced collection. (Geerbt von SmoCollectionBase.) |
|
Refresh(Boolean) | Refreshes the referenced collection with the option to refresh child objects of the referenced collection. (Geerbt von SmoCollectionBase.) |
|
ToString | (Geerbt von Object.) |
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Felder
| Name | Beschreibung | |
|---|---|---|
.gif "Geschütztes Feld") |
initialized | This value supports the SMO infrastructure and is not intended to be used directly from your code. (Geerbt von AbstractCollectionBase.) |
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Explizite Schnittstellenimplementierungen
| Name | Beschreibung | |
|---|---|---|
.gif "Explizite Schnittstellenimplementierung") .gif "Private Methode") |
ICollection.CopyTo | Copies the elements from an instance to an array beginning at the index indicated. (Geerbt von SmoCollectionBase.) |
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Hinweise
A DatabaseRoleCollection object can be used to gain access to a set of database roles. You can use the Item property to return a specific DatabaseRole object.
Thread Safety
Alle öffentlichen, statischen Elemente dieses Typs (Shared in Microsoft Visual Basic) sind für Vorgänge mit mehreren Threads sicher. Bei Instanzmembern ist die Threadsicherheit nicht gewährleistet.
Beispiele
Threadsicherheit
Alle öffentlichen static (Shared in Visual Basic)-Elemente dieses Typs sind Threadsicher. Für Instanzelemente wird die Threadsicherheit nicht gewährleistet.