java 的基础知识,初学者的十分值得选择的好工具，如果你要学习java 语言，就得从此基本语言开始-the base of java，if you want to learn java,this ppt is your correct choosen,you can find some based thing about java from it.select it is your correct choosen for your study.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002902s ]
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:0.104689s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002569s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002090s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002116s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003645s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002075s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003353s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016228s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002362s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 45587 [ RunTime:0.001189s ]
