本文件给出了如何一步一步实现crc校验。并给出了例子。如果懒得编写。可以直接嵌入程序。-this document is a step-by-step how to achieve crc check. An example is given. If too lazy to prepare. Procedures can be directly embedded.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001368s ]
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:0.090585s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001290s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001913s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001257s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003773s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001140s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003266s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015286s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001391s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 177453 [ RunTime:0.001384s ]
