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二次回路知识大全(这个得收藏).ppt

2026-04-03 09:38:51

二次回路知识大全(这个得收藏).ppt

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基本文件流程错误 SQL 调试

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CONNECT:[ UseTime:0.000587s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000581s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000593s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000278s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.000471s ]
SELECT * FROM `set` [ RunTime:0.000190s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.000487s ]
SELECT * FROM `article` WHERE `id` = 494931 LIMIT 1 [ RunTime:0.000484s ]
UPDATE `article` SET `lasttime` = 1775448882 WHERE `id` = 494931 [ RunTime:0.003874s ]
SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000224s ]
SELECT * FROM `article` WHERE `id` < 494931 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000450s ]
SELECT * FROM `article` WHERE `id` > 494931 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000342s ]
SELECT * FROM `article` WHERE `id` < 494931 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000705s ]
SELECT * FROM `article` WHERE `id` < 494931 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000685s ]
SELECT * FROM `article` WHERE `id` < 494931 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001103s ]

0.077226s

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