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2026年教科版小学科学四年级下册电子教材

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2026年教科版小学科学四年级下册电子教材

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  1. CONNECT:[ UseTime:0.000430s ] mysql:host=127.0.0.1;port=3306;dbname=c_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000770s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.084019s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.004099s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000678s ]
  6. SELECT * FROM `set` [ RunTime:0.001287s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000587s ]
  8. SELECT * FROM `article` WHERE `id` = 464278 LIMIT 1 [ RunTime:0.002034s ]
  9. UPDATE `article` SET `lasttime` = 1775567944 WHERE `id` = 464278 [ RunTime:0.023115s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.008302s ]
  11. SELECT * FROM `article` WHERE `id` < 464278 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.004310s ]
  12. SELECT * FROM `article` WHERE `id` > 464278 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.002976s ]
  13. SELECT * FROM `article` WHERE `id` < 464278 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.013358s ]
  14. SELECT * FROM `article` WHERE `id` < 464278 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000979s ]
  15. SELECT * FROM `article` WHERE `id` < 464278 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.007883s ]
0.234816s