使用c#的类库进行引用，以及在继承的窗体中派生新的窗体，并进行文件的二进制 读写-use of the library for references, and the succession of forms derived new forms, and read and write a binary file! !
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read and write read and write read and write.sln read and write.suo
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001029s ]
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:0.078469s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001214s ]
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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:0.004302s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001063s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004383s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017231s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001251s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 72897 [ RunTime:0.018511s ]
