c++编程高手必读，里面介绍了一些编程(c++)需要注意的细节，很值得参考-c mandatory master programming, which introduced the program (c) the need to pay attention to the details, is worth reference
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000942s ]
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:0.067070s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001043s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001114s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000905s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003079s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000766s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003991s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016924s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001228s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 62723 [ RunTime:0.019037s ]
