jfreechart的各种例子都有
包括：柱形图、折线图、饼图、时区图等
可以进行各种数据的对比，平面图和立体图都有。-all kinds of jfreechart examples,include of pole,cake,time zone,plane,solid etc.this can campare all kinds of number.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001443s ]
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:0.103595s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001421s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001942s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001356s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003665s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001195s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003262s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015555s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001436s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 317251 [ RunTime:0.001231s ]
