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丰富微课讲解+PPT课件,助力物联网Python编程学习

  • 2026-09-25 13:17:08
丰富微课讲解+PPT课件,助力物联网Python编程学习

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撰稿人：王铮

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审核人：李双雷

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书名：物联网Python编程实战

作者：李博 王艇 杨永

ISBN：978-7-111-76841-8

定价：47.0元

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基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000612s ] mysql:host=172.18.0.4;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001015s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000429s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000413s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000733s ]
  6. SELECT * FROM `set` [ RunTime:0.000305s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000547s ]
  8. SELECT * FROM `article` WHERE `id` = 553605 LIMIT 1 [ RunTime:0.000432s ]
  9. UPDATE `article` SET `lasttime` = 1790320299 WHERE `id` = 553605 [ RunTime:0.001729s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000367s ]
  11. SELECT * FROM `article` WHERE `id` < 553605 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000401s ]
  12. SELECT * FROM `article` WHERE `id` > 553605 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000402s ]
  13. SELECT * FROM `article` WHERE `id` < 553605 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000573s ]
  14. SELECT * FROM `article` WHERE `id` < 553605 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000700s ]
  15. SELECT * FROM `article` WHERE `id` < 553605 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000666s ]
0.087345s