利用表tab_student在PL/SQL中编写一过程，同时利用游标取出指定条件的学生信息输出，-Table tab_student use in PL/SQL in the preparation of one process, use the cursor at the same time remove the specified conditions of student information output,
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001152s ]
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:0.103401s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001014s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001202s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000964s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003125s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000942s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003736s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.020211s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003387s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 153488 [ RunTime:0.033549s ]
