徐士良写的《数值分析与算法》，这是随书的源程序，有需要的朋友可以下来看看！-XU Shi-liang wrote the "Numerical Analysis and algorithm", it is with the source, a friend in need can look down!
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001553s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.088774s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001220s ]
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SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001085s ]
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SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001349s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 191753 [ RunTime:0.001228s ]
