该程序为本人初学者编的，能实现对课程表的输入输出，新增，修改，显示当天和一周的课程信息-procedures for the provision of the beginners I can achieve the right curriculum input and output, new, modify, display day and week course information
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000973s ]
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:0.067357s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000987s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001122s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000937s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003074s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000962s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003594s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.018855s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001153s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 306687 [ RunTime:0.014675s ]
