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一份老外的机械密封培训PPT

  • 2026-05-14 10:41:06
一份老外的机械密封培训PPT
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  2. 运行时间 : 0.163372s [ 吞吐率：6.12req/s ] 内存消耗：4,530.48kb 文件加载：140
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=74e864326ef03c2df468ca5389bd95f7
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  1. CONNECT:[ UseTime:0.001009s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.002049s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000697s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.003552s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001573s ]
  6. SELECT * FROM `set` [ RunTime:0.003704s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001994s ]
  8. SELECT * FROM `article` WHERE `id` = 508837 LIMIT 1 [ RunTime:0.001963s ]
  9. UPDATE `article` SET `lasttime` = 1779104896 WHERE `id` = 508837 [ RunTime:0.010948s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.003240s ]
  11. SELECT * FROM `article` WHERE `id` < 508837 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001698s ]
  12. SELECT * FROM `article` WHERE `id` > 508837 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001383s ]
  13. SELECT * FROM `article` WHERE `id` < 508837 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.008389s ]
  14. SELECT * FROM `article` WHERE `id` < 508837 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.027667s ]
  15. SELECT * FROM `article` WHERE `id` < 508837 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.007581s ]
0.167107s