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(); } } }