DateTimePicker的增强控件，支持为空值。可以编译为用户自定义控件，支持text及value值的设置。-DateTimePicker control enhancements, support for the null value. Can be compiled for the user custom control to support the text and value value settings.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001760s ]
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:0.087254s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001120s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001307s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001038s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003508s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000946s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003634s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.021280s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001571s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 67732 [ RunTime:0.017849s ]
