用java求行列式的值,不过行列式必须在程序中给出,大家可以根据此去些修改.-Using java for the determinant of value, but the determinant must be given in the procedure, according to the U.S. to some modifications.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001537s ]
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:0.102814s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.004249s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002083s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001371s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005689s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001566s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007400s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.036011s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001769s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 43941 [ RunTime:0.017008s ]
