这是java2核心技术第七版的源代码，包含初级版和高级版。-This is the core technology Java2 seventh edition of the source code, including the initial version and advanced version.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001459s ]
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:0.090797s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001128s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001915s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001163s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003615s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000989s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003333s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014830s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001383s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 46374 [ RunTime:0.001484s ]
