ssd5所有练习题总集，包括选择题，大题等。可以帮助学生不用上卡耐基网就可做题。-ssd5 the total set of all exercises, including multiple-choice questions, big questions and so on. Can help students do not need to be able to do Carnegie network problems.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001105s ]
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:0.072878s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001108s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001060s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001032s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003326s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000928s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003716s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014662s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001178s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 318668 [ RunTime:0.013970s ]
