打印预览例程源码,如何用VB制作打印预览，含放大、缩小、上一页、下一页等-Print Preview routine source code, how to use VB production print preview, with amplified, narrow, Previous, Next, etc.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002426s ]
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:0.093769s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002981s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002255s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002323s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003622s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002020s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003277s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015110s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002384s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 191692 [ RunTime:0.001078s ]
