jxta 编程指南。里面有jXTA2.4版本的例程源代码，并附加了详细的说明。-jxta Programming Guide. There are routines jXTA2.4 version of the source code, and added a detailed explanation.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001444s ]
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:0.092178s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001309s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001929s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001227s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003602s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001063s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003173s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016465s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001474s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 148602 [ RunTime:0.001303s ]
