Passing Data from One Database to Another Database Table (Access) (C#)

string conString = "Provider=Microsoft.Jet.OLEDB.4.0 ;Data Source=Backup.mdb;Jet
OLEDB: Database Password = 12345 ";
OleDbConnection dbconn = new OleDbConnection();
OleDbDataAdapter dAdapter = new OleDbDataAdapter();
OleDbCommand dbcommand = new OleDbCommand();

try {
    if (dbconn.State == ConnectionState.Closed)
        dbconn.Open();

    string selQuery = "INSERT INTO [Master] SELECT * FROM [MS Access;DATABASE=" +
        "\\Data.mdb" + ";].[Master]";

    dbcommand.CommandText = selQuery;
    dbcommand.CommandType = CommandType.Text;
    dbcommand.Connection = dbconn;
    int result = dbcommand.ExecuteNonQuery();
} catch (Exception ex) {}