以重排九宫问题为例演示全局择优搜索法的搜索过程，要求有一定的普适性。-Rearrangement of Lo Shu Square as an example to demonstrate the overall selection of the best search method searching process, requiring a certain degree of universality.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001205s ]
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:0.087958s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001186s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001977s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001198s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003625s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001000s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003245s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015564s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001327s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 312328 [ RunTime:0.001532s ]
