一个简单的图形算法，先画一个多边形，产生封闭的区域，然后选择颜色，把这个区域填充。-A simple graphical algorithm, first draw a polygon, resulting in a closed region, then select the color, to fill the region.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001288s ]
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:0.103656s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001179s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001881s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001248s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003523s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001108s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004706s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014464s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001328s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 196875 [ RunTime:0.001342s ]
