摘要：
1 package com.userInfo.commons; 2 3 import java.sql.Connection; 4 import java.sql.DriverManager; 5 import java.sql.PreparedStatement; 6 import java.sql.ResultSet; 7 import java.sql.SQLException; 8 9 public class BaseDao {10 private Connection conn=null;11 private ResultSet rs=null;12 ... 阅读全文
