Addison.Wesley.UML.Distilled.A.Brief.Guide.3rd.Edition，此文英文版，中文版翻译很差，请直接读英文版。-Addison.Wesley.UML.Distilled.A.Brief.Guide.3rd.Edition, text in English, Chinese version translated poorly, please read the English version.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001672s ]
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:0.090420s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001364s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001950s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001233s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003636s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001119s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003265s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014817s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001467s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 187203 [ RunTime:0.001601s ]
