import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;
import java.sql.SQLException;
import java.sql.ResultSet;
import java.util.Properties;

public class App {
    public static void main(String[] args) throws Exception {
        String url = "jdbc:postgresql://localhost/zoldzrt";
        Properties props = new Properties();
        props.setProperty("user", "zoldzrt");
        props.setProperty("password", "titok");
        props.setProperty("ssl", "ture");
        try {
            Connection conn = DriverManager.getConnection(url, props);
            System.out.println("Ok. A kapcsolódás sikeres.");
            String sql = "select * from employees";
            Statement st = conn.createStatement();
            ResultSet rs = st.executeQuery(sql);
            while(rs.next()) {
                System.out.printf(
                    "%d %15s %8s %.1f %s\n",
                    rs.getInt("id"),
                    rs.getString("name"),
                    rs.getString("city"),
                    rs.getDouble("salary"),
                    rs.getDate("birth")
                );
            }
        } catch (SQLException e) {
            System.err.println("Hiba!");
            System.err.println(e.getMessage());
        }
    }
}