带头尾指针的list，从list的尾部插入，可以方便的删除list上的任意位置的节点-lead the list tail pointer from the list, insert the rear, can easily delete the list of arbitrary location of the node
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list list.c list.dev list.exe list.h list.o main.c main.o Makefile.win
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001142s ]
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:0.097106s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001399s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001977s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001234s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003654s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001057s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003253s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.019037s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001598s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 144111 [ RunTime:0.001598s ]
