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【分享】机器视觉基础知识(PPT)

2026-07-17 22:48:45

【分享】机器视觉基础知识(PPT)

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基本文件流程错误 SQL 调试

请求信息 : 2026-07-18 01:03:07 HTTP/2.0 GET : https://h.sjds.net/a/543989.html
运行时间 : 0.110553s [ 吞吐率：9.05req/s ] 内存消耗：4,360.93kb 文件加载：140
缓存信息 : 0 reads,0 writes
会话信息 : SESSION_ID=04044ecfdb9027ef039a50a5bd12678d

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CONNECT:[ UseTime:0.000633s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000826s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.002843s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.002199s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.000763s ]
SELECT * FROM `set` [ RunTime:0.000856s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.000753s ]
SELECT * FROM `article` WHERE `id` = 543989 LIMIT 1 [ RunTime:0.003693s ]
UPDATE `article` SET `lasttime` = 1784307787 WHERE `id` = 543989 [ RunTime:0.012021s ]
SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000383s ]
SELECT * FROM `article` WHERE `id` < 543989 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000592s ]
SELECT * FROM `article` WHERE `id` > 543989 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000420s ]
SELECT * FROM `article` WHERE `id` < 543989 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000785s ]
SELECT * FROM `article` WHERE `id` < 543989 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000723s ]
SELECT * FROM `article` WHERE `id` < 543989 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000788s ]

0.112737s

ShowPageTrace