这是与上次上传的与之相对应的一个各章例题的原代码，都经过了调试运行的没有错误的。-This is the last upload Corresponding to the various chapters of an example of the original code has been the subject of a debugging run no wrong.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001687s ]
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:0.096419s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001298s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001483s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001496s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004022s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000988s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004504s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016100s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001199s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 299307 [ RunTime:0.010857s ]
