大厦LED流水显示的程序，刚刚编完，可通过修改循环的次数和数据表来构成不同的显示效果-LED shows the procedure, the newly produced, cycle through changes in the number and composition of data tables show different results
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002142s ]
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:0.088529s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002489s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002253s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002710s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006290s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002905s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004024s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.019572s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003168s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 143381 [ RunTime:0.001588s ]
