Server.IsDetachedPrimaryFile Method

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

Namespace:  Microsoft.SqlServer.Management.Smo
Assembly:  Microsoft.SqlServer.Smo (in Microsoft.SqlServer.Smo.dll)


Public Function IsDetachedPrimaryFile ( _
    mdfName As String _
) As Boolean
Dim instance As Server
Dim mdfName As String
Dim returnValue As Boolean

returnValue = instance.IsDetachedPrimaryFile(mdfName)
public bool IsDetachedPrimaryFile(
    string mdfName
bool IsDetachedPrimaryFile(
    String^ mdfName
member IsDetachedPrimaryFile : 
        mdfName:string -> bool 
public function IsDetachedPrimaryFile(
    mdfName : String
) : boolean


Return Value

Type: System.Boolean
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.


'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 + "\MSSQL10\MSSQL\Data\AdventureWorks_Data.mdf"
Logstr = "C:\Program Files\Microsoft SQL Server"
Logstr = datastr + "\MSSQL10\MSSQL\Data\AdventureWorks_Log.ldf"
d = srv.DetachedDatabaseInfo(datastr)
Dim r As DataRow
Dim c As DataColumn
For Each r In d.Rows
    For Each c In r.Table.Columns
        Console.WriteLine(c.ColumnName + " = " + r(c).ToString)

'Check whether the file is a detached primary file.

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