Server.IsDetachedPrimaryFile Method

Articolo
12/15/2008

Verifies whether the specified file is a primary (.mdf) database file.

Spazio dei nomi: Microsoft.SqlServer.Management.Smo
Assembly : Microsoft.SqlServer.Smo (in microsoft.sqlserver.smo.dll)

Sintassi

'Dichiarazione
Public Function IsDetachedPrimaryFile ( _
    mdfName As String _
) As Boolean

public bool IsDetachedPrimaryFile (
    string mdfName
)

public:
bool IsDetachedPrimaryFile (
    String^ mdfName
)

public boolean IsDetachedPrimaryFile (
    String mdfName
)

public function IsDetachedPrimaryFile (
    mdfName : String
) : boolean

Parametri

mdfName
A String value that specifies the name of the data file.

Valore restituito

A Boolean value that specifies whether the data file is a primary database file. If True, the data file is a primary database file. If False, the data file is not a primary database file.

Osservazioni

Testo aggiornato:

Questo spazio dei nomi, classe o membro è supportato solo nella versione 2.0 di Microsoft .NET Framework.

Esempio

'Connect to the local, default instance of SQL Server.
Dim srv As Server
srv = New Server
Dim owner As String
Dim logstr as String
Dim datastr as String
owner = srv.Databases("AdventureWorks").Owner

'Detach the AdventureWorks database.
srv.DetachDatabase("AdventureWorks", False, False)

'Display information about the detached database.
Dim d As DataTable
Datastr = "C:\Program Files\Microsoft SQL Server"
Datastr = datastr + "\MSSQL.1\MSSQL\Data\AdventureWorks_Data.mdf"
Logstr = "C:\Program Files\Microsoft SQL Server"
Logstr = datastr + "\MSSQL.1\MSSQL\Data\AdventureWorks_Log.ldf"
d = srv.DetachedDatabaseInfo(datastr)
Dim r As DataRow
Dim c As DataColumn
For Each r In d.Rows
    Console.WriteLine("==========================")
    For Each c In r.Table.Columns
        Console.WriteLine(c.ColumnName + " = " + r(c).ToString)
    Next
Next

'Check whether the file is a detached primary file.
Console.WriteLine(srv.IsDetachedPrimaryFile(datastr))

'Attach the database
Dim sc As StringCollection
sc = New StringCollection
sc.Add(datastr)
sc.Add(logstr)
srv.AttachDatabase("AdventureWorks", sc, owner, AttachOptions.None)

Thread Safety

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Piattaforme

Piattaforme di sviluppo

Per un elenco delle piattaforme supportate, vedere Requisiti hardware e software per l'Installazione di SQL Server 2005.

Piattaforme di destinazione

Per un elenco delle piattaforme supportate, vedere Requisiti hardware e software per l'Installazione di SQL Server 2005.

Vedere anche

Riferimento

Server Class
Server Members
Microsoft.SqlServer.Management.Smo Namespace

Altre risorse

How to: Use an SMO Method with a Parameter in Visual Basic .NET
Calling Methods
Gestione dei server

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