一个捕获数据包的小程序，可以显示数据包的协议类型，源端口，目的端口，目的地址及数据包大小。-a packet capture of small programs can demonstrate that the agreement packet types, source port, purpose port, the destination address and packet size.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001128s ]
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:0.067895s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001000s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001113s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000950s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.002813s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000830s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003484s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014242s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001143s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 321107 [ RunTime:0.013246s ]
