todos los ejercicios de ssd2 completos y con calificacion de 80 para arriba
文 件 列 表
icarnegie 2 ejercicios examen3 material de repaso 1 y 2.doc material de repaso 3 y 4.doc material de repaso 5 y 6.doc ejercicios ejercicio 1.doc ejercicio 2.doc ejercicio 3.doc ejercicio 6.doc
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002171s ]
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:0.087022s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002395s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002080s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002355s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004412s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002200s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003480s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015729s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002465s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 203981 [ RunTime:0.001177s ]
