对于sql server2005数据库中，指定时间和频率，创建数据库作业，自动备份数据库。-About sql server2005 database, specify the time and frequency of homework to create the database, automatic backup of the database.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001271s ]
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:0.089177s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001179s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001865s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001219s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003625s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001072s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003302s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.023492s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002145s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 129368 [ RunTime:0.001627s ]
