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Python数据安全实践教程 章增优 课后习题答案解析

  • 2026-08-18 23:11:48
Python数据安全实践教程 章增优 课后习题答案解析

书籍基本信息

书名：Python数据安全实践教程
主编：章增优
ISBN：9787121478604
出版社：电子工业出版社

学习经验分享

我是一名计算机专业的学生，最近正在学习《Python数据安全实践教程》这本大学教材，这本书主要讲述了Python在数据安全领域的应用，内容涵盖数据加密、安全存储、安全传输等。通过学习这本书，我收获了很多实用知识，也对数据安全领域产生了浓厚的兴趣。

自学过程中我遇到了一些困难，例如书中部分代码示例比较复杂，有时难以理解，整理这份课后习题解析就是希望能帮助更多同专业的学习者梳理知识点。我也欢迎有相关学习经验的朋友分享更多学习方法与资料，大家一起交流进步。

课后习题答案

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  1. CONNECT:[ UseTime:0.000892s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001364s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.044820s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000790s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001332s ]
  6. SELECT * FROM `set` [ RunTime:0.000686s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001527s ]
  8. SELECT * FROM `article` WHERE `id` = 509333 LIMIT 1 [ RunTime:0.001580s ]
  9. UPDATE `article` SET `lasttime` = 1787304376 WHERE `id` = 509333 [ RunTime:0.019790s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000791s ]
  11. SELECT * FROM `article` WHERE `id` < 509333 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001394s ]
  12. SELECT * FROM `article` WHERE `id` > 509333 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001285s ]
  13. SELECT * FROM `article` WHERE `id` < 509333 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.008402s ]
  14. SELECT * FROM `article` WHERE `id` < 509333 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.003283s ]
  15. SELECT * FROM `article` WHERE `id` < 509333 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.004491s ]
0.290929s