java经典10例子，通过案例驱动的方式全面介绍了JAVA语言的各种基本概念-java classic 10 example-driven manner through a case a comprehensive introduction to JAVA language of basic notions
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001223s ]
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:0.068772s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.003125s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001243s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001023s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003802s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001374s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006572s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014565s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001239s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 45500 [ RunTime:0.021378s ]
