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金属材料基础知识大全(300页PPt),总结的太全面啦

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金属材料基础知识大全(300页PPt),总结的太全面啦

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CONNECT:[ UseTime:0.001157s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001601s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000706s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000719s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.001575s ]
SELECT * FROM `set` [ RunTime:0.000617s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.001750s ]
SELECT * FROM `article` WHERE `id` = 544929 LIMIT 1 [ RunTime:0.010964s ]
UPDATE `article` SET `lasttime` = 1786578087 WHERE `id` = 544929 [ RunTime:0.003169s ]
SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000708s ]
SELECT * FROM `article` WHERE `id` < 544929 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.004528s ]
SELECT * FROM `article` WHERE `id` > 544929 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001189s ]
SELECT * FROM `article` WHERE `id` < 544929 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003164s ]
SELECT * FROM `article` WHERE `id` < 544929 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.042059s ]
SELECT * FROM `article` WHERE `id` < 544929 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.003637s ]

0.251550s

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