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职场人速码!Python 吃透 SQL 逻辑功能,玩转所有数据需求

  • 2026-04-19 07:23:49
职场人速码!Python 吃透 SQL 逻辑功能,玩转所有数据需求

宝子们，今天给大家分享SQL的逻辑功能学习心得，这可是职场搞数据的必备技能啊！

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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=d5b22ae0c24aa518e8d5981c8b67ea2c
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  1. CONNECT:[ UseTime:0.000545s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000800s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000340s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000275s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000640s ]
  6. SELECT * FROM `set` [ RunTime:0.000320s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000648s ]
  8. SELECT * FROM `article` WHERE `id` = 485010 LIMIT 1 [ RunTime:0.000463s ]
  9. UPDATE `article` SET `lasttime` = 1776620108 WHERE `id` = 485010 [ RunTime:0.005503s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.001515s ]
  11. SELECT * FROM `article` WHERE `id` < 485010 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000466s ]
  12. SELECT * FROM `article` WHERE `id` > 485010 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001217s ]
  13. SELECT * FROM `article` WHERE `id` < 485010 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.009979s ]
  14. SELECT * FROM `article` WHERE `id` < 485010 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000758s ]
  15. SELECT * FROM `article` WHERE `id` < 485010 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001126s ]
0.095169s