这是一个我帮师妹做的软件的大作业，能实现基本的数据库操作，由于时间很急，所以异常处理得不怎么好-This is a 32, so I can help the software, can achieve basic database operations, as time is very rapid, abnormal handled it so good how
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001096s ]
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:0.070472s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001422s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001941s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001244s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005339s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001231s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006728s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016401s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001380s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 300342 [ RunTime:0.014938s ]
