MySQL操作类（本人自己写的）_MySQL

 1 package com.test; 2 import java.sql.Connection; 3 import java.sql.DriverManager; 4 import java.sql.PreparedStatement; 5 import java.sql.ResultSet; 6 import java.util.Vector; 7 public class DBUtil { 8      9     //定义连接数据库需要的10     Connection ct=null;11     PreparedStatement pS=null;12     ResultSet rS=null;13     private static String url = "jdbc:mysql://"+DBSomeType.MYSQLURL+":3306/weixin?characterEncoding=UTF-8&autoReconnect=true";14     private static String driverName = "com.mysql.jdbc.Driver";15     16     /**17      *  数据库查询，本操作查询完需手动关闭连接18      * @param sql19      * @param params20      * @return 查询结果ResultSet21      */22     public ResultSet getSlect(String sql,Object ...params){23         Vector rowDate=new Vector();24         Vector columnDate =new Vector();25         try {26             ct = connectWithDB();27             pS=ct.prepareStatement(sql);28             for(int i = 0;i