sha-1算法是目前常用的数字摘要算法，可以为任意长度的数据生成20字节的数字摘要，是数字签名的基础-sha-1 algorithm is commonly used in digital digest algorithm, for arbitrary length of 20 bytes of data generation digital summary is the basis of digital signatures
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001393s ]
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:0.093307s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001260s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001878s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001225s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003624s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001322s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004377s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014615s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001347s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 225105 [ RunTime:0.002390s ]
