利用iTextSharp第三方开源代码，很方便的生成pdf文件，包括图片、格式排版。-Use iTextSharp third-party open-source, it is convenient to generate the pdf files, including images, format, layout.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.000880s ]
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:0.074376s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001265s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001762s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.010545s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004005s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000919s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003797s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015888s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001116s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 163495 [ RunTime:0.184329s ]
