MATLAB高级讲义2(矩阵与向量的乘积,绘制单位圆,图形文字标示命令的使用,图形分割命令的使用等)-MATLAB Advanced Materials 2 (matrix and vector product, mapping the unit circle, graphics commands the use of the word mark, graphics, order the use of segmentation, etc.)
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001392s ]
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:0.096416s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001262s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001924s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001266s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.004553s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001145s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003384s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015485s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001476s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 4001 [ RunTime:0.001474s ]
