static {
        try {
            Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        }
    }
private static final String connectionUrl = "jdbc:sqlserver://localhost:1433;databaseName=BD_Medical;user=hugo;password=hugo;";//temos que alterar isto dependendo do servidor



Connection con = DriverManager.getConnection(connectionUrl))