java编的售糖程序，主要用于讲解数据结构，另附一个时钟程序用于学习数据结构-java series of the sugar sale procedure, used mainly on data structure, followed by a clock procedures for the study of data structure
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001369s ]
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:0.100759s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001131s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001250s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.011936s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001474s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021786s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001390s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 52647 [ RunTime:0.004821s ]
