import java.sql.*;

public class Main {
    public static void main(String[] args) {
        String dbURL = "jdbc:mariadb://127.0.0.1:3306/test?user=root&password=";
        String driver = "org.mariadb.jdbc.Driver";

        Connection c = null;

        // load driver
        try { Class.forName(driver); } catch(ClassNotFoundException ex) { ex.printStackTrace(); }

        try {
            c = DriverManager.getConnection(dbURL);
            Statement s = c.createStatement();
            ResultSet rs = s.executeQuery("SELECT * FROM login_data");

            while(rs.next()) {
                System.out.println(rs.getInt(1) + ";" + rs.getString(2) + ";" + rs.getString(3));
            }
        } catch(SQLException ex) {
            ex.printStackTrace();
        }
    }
}