多线程协同工作过程中一些线程等待另一线程提供资源所以要线程之间要同步进行-multithreaded process to work together some threads awaiting another thread there to provide resources between the threads simultaneously
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001078s ]
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:0.066330s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001060s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001203s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000939s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003289s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000936s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003896s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015771s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001237s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 118200 [ RunTime:0.017504s ]
