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【七年级寒假预习讲义】第04讲 乘法公式(平方差公式、完全平方公式)(3知识点+13大题型+过关测)

  • 2026-11-04 02:54:30
【七年级寒假预习讲义】第04讲 乘法公式(平方差公式、完全平方公式)(3知识点+13大题型+过关测)

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  1. CONNECT:[ UseTime:0.000545s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000860s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000425s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000340s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000560s ]
  6. SELECT * FROM `set` [ RunTime:0.000263s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000653s ]
  8. SELECT * FROM `article` WHERE `id` = 468240 LIMIT 1 [ RunTime:0.000354s ]
  9. UPDATE `article` SET `lasttime` = 1793936371 WHERE `id` = 468240 [ RunTime:0.001374s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000336s ]
  11. SELECT * FROM `article` WHERE `id` < 468240 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000484s ]
  12. SELECT * FROM `article` WHERE `id` > 468240 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000367s ]
  13. SELECT * FROM `article` WHERE `id` < 468240 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001003s ]
  14. SELECT * FROM `article` WHERE `id` < 468240 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000686s ]
  15. SELECT * FROM `article` WHERE `id` < 468240 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000618s ]
0.086089s