一个解一元多次方程的单元， 支持三次、四次方程。 不返回方程的虚根。-one yuan a solution to the equation multiple modules to support three or four equations. Not to return to the virtual root equation.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002309s ]
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:0.091890s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002542s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002162s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002429s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003779s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002159s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004242s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016354s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002375s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 124646 [ RunTime:0.001117s ]
