这是多媒体数据压缩基础课件，挺不错的。我们老师教我们就用这种课件。如果大家觉得好的话，我继续上传-This is the multimedia courseware based data compression, sounds very good. Our teacher taught us use this courseware. If you think good, I will continue to upload
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001302s ]
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:0.141008s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001545s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001231s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003662s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001064s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014872s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001420s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 143421 [ RunTime:0.001480s ]
