public static void main(String[] args) {
        String host = "172.23.9.185";
        String port = "1521";
        String sid = "orcl";
        String user = "MHS175314019";
        String password = "MHS175314019";
        Connection conn = null;

        try {
            Class.forName("oracle.jdbc.driver.OracleDriver");
            conn = DriverManager.getConnection("jdbc:oracle:thin:@" + host + ":" + port + ":" + sid, user, password);

            String query = "select employee_id, first_name, last_name, email from employees";
            Statement st = conn.createStatement();
            ResultSet rs = st.executeQuery(query);
            while (rs.next()) {
                System.out.println(rs.getInt("employee_id") + "|" + rs.getString("first_name")
                        + " " + rs.getString("last_name") + "|" + rs.getString("email"));
            }
            rs.close();
            st.close();

        } catch (ClassNotFoundException ex) {
            System.out.println(ex.toString());
        } catch (SQLException ex) {
            System.out.println(ex.toString());
        } finally {
            try {
                conn.close();
            } catch (SQLException ex) {
                System.out.println(ex.toString());
            }
        }
    }
}