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2021春季部编版初中历史教材变化对比

  • 2026-09-15 21:16:59
2021春季部编版初中历史教材变化对比

2021春季初中历史教材变化对比

九年级师生要重点关注

（与2020春季九年级下册教材对比）

文章来源【统编历史】，更多历史干货，关注公众号【统编历史】

文章来源【统编历史】，更多历史干货，关注公众号【统编历史】

文章来源【统编历史】，更多历史干货，关注公众号【统编历史】

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基本 文件 流程 错误 SQL 调试
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  2. 运行时间 : 0.078561s [ 吞吐率：12.73req/s ] 内存消耗：4,591.47kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=d29ab49536d3bf6ede80cd728e4ab668
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  1. CONNECT:[ UseTime:0.000598s ] mysql:host=172.18.0.4;port=3306;dbname=c_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001054s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000528s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000356s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000714s ]
  6. SELECT * FROM `set` [ RunTime:0.000370s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000844s ]
  8. SELECT * FROM `article` WHERE `id` = 466381 LIMIT 1 [ RunTime:0.000426s ]
  9. UPDATE `article` SET `lasttime` = 1789534667 WHERE `id` = 466381 [ RunTime:0.001611s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000511s ]
  11. SELECT * FROM `article` WHERE `id` < 466381 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000601s ]
  12. SELECT * FROM `article` WHERE `id` > 466381 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000485s ]
  13. SELECT * FROM `article` WHERE `id` < 466381 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000918s ]
  14. SELECT * FROM `article` WHERE `id` < 466381 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001129s ]
  15. SELECT * FROM `article` WHERE `id` < 466381 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000951s ]
0.090145s