此程序为测量中的平差程序，矩阵求逆采用初等行列变换，速度较快-This procedure for the measurement of adjustment procedures, the use of elementary matrix inversion ranks transform, fast
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001149s ]
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:0.076270s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001294s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001965s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001314s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005521s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001290s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007006s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021805s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001181s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 172767 [ RunTime:0.013306s ]
