This a full 3-tier dababase application which includes a activex dll project(business objects) and a standard exe(UI). Besides all the database techniques it demonstrates, it also shows how to make MSHFlexgrid a editable grid(with combobox, checkbox, datetimepicker) and how to merge a toolbar for multi forms.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001448s ]
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:0.066736s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000893s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001028s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000916s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.002814s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000929s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003521s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.013304s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001098s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 371922 [ RunTime:0.013731s ]
