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课件学习 | 大连良格科技大区销售总监范建军:打造供热管网《管道医院》—守护地下生命线安全

  • 2026-03-29 11:46:22
课件学习 | 大连良格科技大区销售总监范建军:打造供热管网《管道医院》—守护地下生命线安全

1月21日至23日，由北京德予供热科技发展中心主办“2026智慧供热与绿色低碳技术应用交流暨节能设备展览展示大会”在山西临汾顺利落幕。以下为大连良格科技发展有限公司大区销售总监范建军先生分享报告内容，欢迎借鉴学习。

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  1. CONNECT:[ UseTime:0.000395s ] mysql:host=127.0.0.1;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000537s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000254s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000291s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000530s ]
  6. SELECT * FROM `set` [ RunTime:0.000199s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000580s ]
  8. SELECT * FROM `article` WHERE `id` = 467070 LIMIT 1 [ RunTime:0.000542s ]
  9. UPDATE `article` SET `lasttime` = 1775551605 WHERE `id` = 467070 [ RunTime:0.016075s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000358s ]
  11. SELECT * FROM `article` WHERE `id` < 467070 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.003842s ]
  12. SELECT * FROM `article` WHERE `id` > 467070 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000507s ]
  13. SELECT * FROM `article` WHERE `id` < 467070 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.002732s ]
  14. SELECT * FROM `article` WHERE `id` < 467070 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.002098s ]
  15. SELECT * FROM `article` WHERE `id` < 467070 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.016573s ]
0.118678s