这是一个用Java语言编的一个小程序，主要教java初学者如何使用java语言，本例实现使用栈的例程-This is a use of the Java language in a series of small procedures, the java java beginners how to use the language, the use of cases to achieve the stack routines
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001029s ]
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:0.067745s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001026s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001125s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000903s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003167s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000763s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004903s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015511s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001267s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 44380 [ RunTime:0.015323s ]
