压缩包内是近180多个针对Java初学者编写的简单实例，包含HELLO WORLD、基本的字符操作、文件操作、循环控制等，比较适合JAVA新手朋友。-Compressed package for more than 180 in the past to prepare a simple Java example of beginners, including HELLO WORLD, the basic character operations, file operations, circulation control, more suitable for novice JAVA friends.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001031s ]
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:0.077186s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001086s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001109s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000972s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003110s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000870s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003639s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015691s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001726s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 51424 [ RunTime:0.017338s ]
