将彩色图象转换为黑白图象的方法.对于图象处理的人应该有用.处理速度比较快-converting color images to black-and-white image of the method. For image processing people should be useful. Faster processing speed
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001280s ]
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:0.093564s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001208s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001920s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001229s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003638s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000990s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003276s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014401s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001242s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 276025 [ RunTime:0.001360s ]
