C#测试使用NotifyPropertyChanged接口、xml序列化以及datagridview控件导入导出excel代码demo。(C# test use NotifyPropertyChanged interfaces, xml serialization and import and export controls excel datagridview code that demo.)
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001641s ]
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:0.093778s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001286s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001989s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001297s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003796s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001100s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003310s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015269s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001466s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 69714 [ RunTime:0.001254s ]
