读了一些书，看了一些文章，编过一些小例程觉得还不错,好东西大家分享.-read books and read some articles and wrote some small routines think was pretty good, good things to share with you.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001264s ]
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:0.086756s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001221s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001874s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001197s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003633s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001015s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003181s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014185s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001317s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 160876 [ RunTime:0.001344s ]
