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4道原创“新定义”压轴题 精准复习练一练

  • 2026-09-25 15:18:00
4道原创“新定义”压轴题 精准复习练一练

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§4.1 群论用的线性代数知识复习和补充

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-09-26 09:14:38 HTTP/1.1 GET : http://www.sjds.net/a/516321.html
  2. 运行时间 : 0.077005s [ 吞吐率：12.99req/s ] 内存消耗：4,619.45kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=118c4fac0cd666a20a0b95b262f2da8e
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  1. CONNECT:[ UseTime:0.000712s ] mysql:host=172.18.0.4;port=3306;dbname=www_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000865s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000363s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000387s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000513s ]
  6. SELECT * FROM `set` [ RunTime:0.000274s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000659s ]
  8. SELECT * FROM `article` WHERE `id` = 516321 LIMIT 1 [ RunTime:0.000363s ]
  9. UPDATE `article` SET `lasttime` = 1790385278 WHERE `id` = 516321 [ RunTime:0.001417s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000355s ]
  11. SELECT * FROM `article` WHERE `id` < 516321 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000451s ]
  12. SELECT * FROM `article` WHERE `id` > 516321 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000389s ]
  13. SELECT * FROM `article` WHERE `id` < 516321 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000658s ]
  14. SELECT * FROM `article` WHERE `id` < 516321 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000622s ]
  15. SELECT * FROM `article` WHERE `id` < 516321 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000733s ]
0.087944s