myeclipse连接数据库oracle

package xsl;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;

public class Test {
    public static void main(String[] args) throws Exception {
        //加载数据包
        Class.forName("oracle.jdbc.driver.OracleDriver");
        //开始连接
        Connection conn = DriverManager.getConnection("jdbc:oracle:thin:@127.0.0.1:1521:orcl","xsl","xsl");
        //准备sql语句
        PreparedStatement pstmt = conn.prepareStatement("select * from student");
        //执行sql语句
        ResultSet rs = pstmt.executeQuery();
        while(rs.next()){
            System.out.println(rs.getString(1)+"	"+rs.getString(2));
        }
        rs.close();
        pstmt.close();
//        PreparedStatement pstmt = conn.prepareStatement("insert into student(sname,sid) values ('xxx',2013550400)");
//        pstmt.executeUpdate();
//        pstmt.close();
        conn.close();
        
    }

}