颜色空间变换函数。R,G,B与Y，R-Y，B-Y之间的转化、由亮度、色差变换R、G、B、c_to_sh --色差信号计算饱和度和色调-Color Space Conversion function. R, G, B and Y, RY, BY between the transformation, by the brightness, color transform R, G, B, c_to_sh calculation of color difference signal saturation and hue
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:0.062280s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001063s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001137s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001023s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003185s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000909s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003677s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.020334s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001854s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 320791 [ RunTime:0.024719s ]
