判断三角形，求各数位的和，求工资单，查找当月的天数，等等，都在程序里有注解描述。-Determine a triangle, and the and the number of, and payroll, to find the number of days that month, and so on, are there comments in the program description.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001042s ]
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:0.104997s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001217s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001866s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002136s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004493s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002023s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004392s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015241s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001120s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 255685 [ RunTime:0.012687s ]
