Breyta

Deila með


OdbcConnection.ChangeDatabase(String) Method

Definition

Changes the current database associated with an open OdbcConnection.

public:
 override void ChangeDatabase(System::String ^ value);
public:
 virtual void ChangeDatabase(System::String ^ value);
public override void ChangeDatabase (string value);
public void ChangeDatabase (string value);
override this.ChangeDatabase : string -> unit
abstract member ChangeDatabase : string -> unit
override this.ChangeDatabase : string -> unit
Public Overrides Sub ChangeDatabase (value As String)
Public Sub ChangeDatabase (value As String)

Parameters

value
String

The database name.

Implements

Exceptions

The database name is not valid.

The connection is not open.

Cannot change the database.

Examples

The following example creates an OdbcConnection and changes the current database.

private static void CreateOdbcConnection()
{
    string connectionString = "Driver={SQL Native Client};Server=(local);Trusted_Connection=Yes;Database=AdventureWorks;";

    using (OdbcConnection connection = new OdbcConnection(connectionString))
    {
        connection.Open();
        Console.WriteLine("ServerVersion: " + connection.ServerVersion
            + "\nDatabase: " + connection.Database);
        connection.ChangeDatabase("master");
        Console.WriteLine("ServerVersion: " + connection.ServerVersion
            + "\nDatabase: " + connection.Database);
        Console.ReadLine();
    }
}
Private Sub CreateOdbcConnection()

    Dim connectionString As String = _
       "Driver={SQL Native Client};Server=(local);Trusted_Connection=Yes;Database=AdventureWorks;"

    Using connection As New OdbcConnection(connectionString)
        With connection
            .Open()
            Console.WriteLine("ServerVersion: " & .ServerVersion _
               & vbCrLf + "Database: " & .Database)
            .ChangeDatabase("master")
            Console.WriteLine("ServerVersion: " & .ServerVersion _
               & vbCrLf + "Database: " & .Database)
            Console.ReadLine()
        End With
    End Using
End Sub

Remarks

The value parameter must contain a valid database name, and cannot contain a null value, an empty string (""), or a string with only blank characters.

Applies to

See also