Proprietà Databases
Rappresenta una raccolta di oggetti Database. Ogni oggetto Database rappresenta un database definito nell'istanza di SQL Server.
Spazio dei nomi Microsoft.SqlServer.Management.Smo
Assembly: Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)
Sintassi
'Dichiarazione
<SfcObjectAttribute(SfcContainerRelationship.ObjectContainer, SfcContainerCardinality.ZeroToAny, _
GetType(Database), SfcObjectFlags.Design)> _
Public ReadOnly Property Databases As DatabaseCollection
Get
'Utilizzo
Dim instance As Server
Dim value As DatabaseCollection
value = instance.Databases
[SfcObjectAttribute(SfcContainerRelationship.ObjectContainer, SfcContainerCardinality.ZeroToAny,
typeof(Database), SfcObjectFlags.Design)]
public DatabaseCollection Databases { get; }
[SfcObjectAttribute(SfcContainerRelationship::ObjectContainer, SfcContainerCardinality::ZeroToAny,
typeof(Database), SfcObjectFlags::Design)]
public:
property DatabaseCollection^ Databases {
DatabaseCollection^ get ();
}
[<SfcObjectAttribute(SfcContainerRelationship.ObjectContainer, SfcContainerCardinality.ZeroToAny,
typeof(Database), SfcObjectFlags.Design)>]
member Databases : DatabaseCollection
function get Databases () : DatabaseCollection
Valore proprietà
Tipo: Microsoft.SqlServer.Management.Smo. . :: . .DatabaseCollection
Oggetto DatabaseCollection che rappresenta tutti i database definiti nell'istanza di SQL Server.
Osservazioni
Specific databases can be referenced by using this collection and specifying the name of the database. To create a new database, call the database constructor Database.
Esempi
Visual Basic
'Connect to the local, default instance of SQL Server.
Dim srv As Server
srv = New Server
'Modify a property using the Databases, Tables, and Columns collections to reference a column.
srv.Databases("AdventureWorks2008R2").Tables("Person", "Person").Columns("ModifiedDate").Nullable = True
'Call the Alter method to make the change on the instance of SQL Server.
srv.Databases("AdventureWorks2008R2").Tables("Person", "Person").Columns("ModifiedDate").Alter()
PowerShell
$srv = new-object Microsoft.SqlServer.Management.Smo.Server("(local)")
$db = $srv.Databases.Item("AdventureWorks2008R2")
$tb = $db.Tables.Item("Person", "Person")
$col = $tb.Columns.Item("LastName")
$col.Nullable = $TRUE
$col.Alter()
Vedere anche