• 调用存储过程


    引用:http://blog.sina.com.cn/s/blog_58b90369010008xy.html

    MYSQL
    DELIMITER $$
    DROP PROCEDURE IF EXISTS `freewap`.`add_user` $$
    CREATE DEFINER=`root`@`localhost` PROCEDURE `add_user`(
     IN name TEXT,
            IN pwd TEXT,
            IN email TEXT,
     IN qq TEXT,
      IN birthday DATE,
      IN sex tinyint,
     IN pwdquestion TEXT,
     IN pwdanswer TEXT,
     IN firstpwd TEXT
     )
    BEGIN
        INSERT INTO `tbl_user`(u_name, u_pwd, u_email, u_qq, u_birthday, u_sex, u_pwdquestion, u_pwdanswer, u_firstpwd)
        VALUES (name,pwd,email,qq,birthday,sex,pwdquestion,pwdanswer,firstpwd);
      END $$
    DELIMITER ;
     
     
    JSP代码片断:
     private  CallableStatement cStmt = null;
    //调用存储过程查询,需要返回查询结果

     public ResultSet callQuery (String proc)
     {
      rs=null;
      try{
          cStmt=conn.prepareCall("CALL "+proc +";",ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_READ_ONLY);
          rs=cStmt.executeQuery();
      }
      catch (SQLException ex)
      {
       System.err.println("DAO.DBBean.executeQuery() ERR :"+ex.getMessage());
      }
      return rs;
     }
     
     //调用存储过程更新,不需要返回
     public void callUpdate (String proc)
     {
      rs=null;
      stmt=null;
      try{
       System.out.println("{CALL "+proc+"}");
       cStmt=conn.prepareCall("{CALL "+proc+"}");
       cStmt.execute();
      }
      catch (SQLException ex)
      {
       System.err.println("DAO.DBBean.callUpdate() ERR :"+ex.getMessage());
      }
     }
     
    //插入数据。添加用户,在注册时使用
     public void addUser(UserBean user) throws SQLException {
      DBBean dbbean = new  DBBean();
      dbbean.openConn();
      try
         {
       StringBuffer sql = new StringBuffer();
           sql = new StringBuffer("add_user(");
           sql.append("'" + user.getU_name() + "',");
           StrEncrypt strencrypt=new StrEncrypt();
           sql.append("'" + strencrypt.EncryptStr(user.getU_pwd()) + "',");
           sql.append("'" + user.getU_email() + "',");
           sql.append("'" + user.getU_qq() + "',");
           sql.append("'" + new java.sql.Date(user.getU_birthday().getTime()) + "',");
           sql.append("" + user.getU_sex() + ",");
           sql.append("'" + user.getU_pwdquestion() + "',");
           sql.append("'" + user.getU_pwdanswer() + "',");
           sql.append("'" + user.getU_pwd() + "'");
           sql.append(")");
           dbbean.callUpdate(sql.toString());
         }
         catch (Exception sqle)
         {
             sqle.printStackTrace();
         }
         finally
         {
          dbbean.closeCall();
         }
       }
  • 相关阅读:
    5 静态链接和动态链接
    4 程序编译与链接
    3.死锁
    2.调度算法
    1 select,poll和epoll
    python语言特性
    python动态规划
    python语言编程算法
    链表
    认识黑客常用的入侵方法
  • 原文地址:https://www.cnblogs.com/sode/p/2984884.html
Copyright © 2020-2023  润新知