用vc开发的实例63-学生成绩管理系统，可以用来管理成绩的啊，是毕业设计-The actual example 63 developed by using vc tools-student achievement management system, it can be used to manage the achievement of student,and it is the good helper of graduation design.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001102s ]
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:0.065336s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001056s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001178s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001384s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003310s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000976s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003815s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.018857s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001338s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 296156 [ RunTime:0.019781s ]
