在系统刚开始使用或使用一段时间后，要清空已录入的数据，本代码实现对数据库中本分或全部数据进行初始化。-Beginning in the system or use of a period of time, To clear the data has been input, the code on the database part or all of the data to initialize.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001110s ]
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:0.124881s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001417s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002300s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001470s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004502s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001154s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003989s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.018720s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001545s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 184176 [ RunTime:0.001353s ]
