简单管道通信，介绍了如何通过pipe实现父子进程间的通信-Simple pipeline communications, through the introduction pipe realize how the process of communication between father and son
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.003308s ]
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:0.125767s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002572s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002693s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006083s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002455s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003612s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015169s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002531s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 147884 [ RunTime:0.001199s ]
