Pasted

package com.kw.example.jdbc;
 
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
 
public class Java_JDBCExample {
 
    public static void main(String[] args) {
        String driver = "oracle.jdbc.driver.OracleDriver";
        String url = "jdbc:oracle:thin:@localhost:1521:orcl";
        String user = "rmnausr";
        String pass = "opentext";
 
        try {
            Class.forName(driver);
            Connection con = DriverManager.getConnection(url, user, pass);
            PreparedStatement stmt = con.prepareStatement("select * from dtree where parentid = ?");
            stmt.setInt(1, 2000);
            ResultSet rs = stmt.executeQuery();
            while(rs.next()) {
                System.out.printf("DataId: %s, Name: %s%n", rs.getInt("DATAID"), rs.getString("NAME"));
            }
            rs.close();
            stmt.close();
            con.close();
        } catch (Throwable t) {
            System.err.printf("Crap! %s", t.getLocalizedMessage());
            t.printStackTrace();
        }
    }
 
}