充值卡的相关问题

<div class="Section0"> <p class="p0" style="margin-bottom:0pt; margin-top:0pt; "><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; ">充值卡的相关问题：</span><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; "><o:p></o:p></span></p> <p class="p0" style="margin-bottom:0pt; margin-top:0pt; "><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; ">（1）</span><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; ">是数据库先产生卡号，把卡号密码再给印刷厂印刷啊？还是印刷工厂先生产卡号。再把生产的卡号密码输入到数据库里面。</span><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; "><o:p></o:p></span></p> <p>&nbsp;</p> <p><img src="http://images.cnblogs.com/cnblogs_com/microsoftchina/%E5%85%85%E5%80%BC%E5%8D%A1%E8%AE%BE%E8%AE%A1%E6%80%9D%E8%B7%AF.png" border="0" alt="" width="555" height="706" />&nbsp;</p> <p class="p0" style="margin-bottom:0pt; margin-top:0pt; text-align:justify; "><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; "><o:p></o:p></span></p> <p class="p0" style="margin-bottom:0pt; margin-top:0pt; text-align:justify; "><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; "><o:p></o:p></span></p> <p class="p0" style="margin-bottom:0pt; margin-top:0pt; "><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'Times New Roman'; ">（2）</span><span style="position:absolute; z-index:1; left:0px; margin-left:105.2667px; margin-top:514.1333px; width:105.0000px; height:217.0000px; "><img width="105" height="217" src="file:///C:/DOCUME~1/ADMINI~1.HN-/LOCALS~1/Temp/ksohtml/wps_clip_image-67.png" alt="" /></span><span style="position:absolute; z-index:1; left:0px; margin-left:102.7333px; margin-top:553.2667px; width:31.0000px; height:180.0000px; "><img width="31" height="180" src="file:///C:/DOCUME~1/ADMINI~1.HN-/LOCALS~1/Temp/ksohtml/wps_clip_image-68.png" alt="" /></span><span style="position:absolute; z-index:1; left:0px; margin-left:102.7333px; margin-top:666.6000px; width:66.0000px; height:68.0000px; "><img width="66" height="68" src="file:///C:/DOCUME~1/ADMINI~1.HN-/LOCALS~1/Temp/ksohtml/wps_clip_image-69.png" alt="" /></span><br /> </p> <p class="p0" style="margin-bottom:0pt; margin-top:0pt; text-align:justify; "><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; ">这是<font face="Times New Roman">UML</font><font face="宋体">图，花红线的被否定了。</font></span><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; "><o:p></o:p></span></p> <p class="p0" style="margin-bottom:0pt; margin-top:0pt; text-align:justify; "><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; ">（3）</span><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; ">数据库设计：</span><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; "><o:p></o:p></span></p> <p class="p0" style="margin-bottom:0pt; margin-top:0pt; text-align:justify; "><br /> </p> <p><img src="http://images.cnblogs.com/cnblogs_com/microsoftchina/%E5%85%85%E5%80%BC%E5%8D%A1%E8%AE%BE%E8%AE%A1.jpg" border="0" alt="" width="553" height="336" />&nbsp;</p> <p>&nbsp;</p> <p class="p0" style="margin-bottom: 0pt; margin-top: 0pt; text-align: justify; "><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;做的主要是个学习高考招生网站，它需要买充值卡才能等上去查分，选择学校。这个充值卡就是为这个设计的。它需要登录上去，然后统计在线时间。如果卡上的时间不足，注销卡账号。这个数据库的字段是先规划的，最后可能随着改变可能会添加一些字段。你帮我看</span><span style="mso-spacerun:'yes'; font-size:10.5000pt; background:#ffff00; font-family:'宋体'; ">下数据库设计的合理不</span><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; ">，还需要添加些什么东西。还有那个上面</span><span style="mso-spacerun:'yes'; font-size:10.5000pt; background:#ffff00; font-family:'宋体'; ">第一个图的思路</span><span style="mso-spacerun:'yes'; font-size:10.5000pt; font-family:'宋体'; ">。是不是这样弄。我没啥设计经验。你帮我看下。至于编码再说吧，先设计出来。谢谢了！</span></p> </div>