使用LEADTOOLS14.5和VB，利用TWAIN接口进行扫描的示例，可进行各种扫描参数的参数-Use LEADTOOLS14.5 and VB, using TWAIN interface to scan the sample, it can conduct a variety of scan parameters parameters
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001694s ]
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:0.077368s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000941s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001188s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000982s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003019s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000874s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003812s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016678s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001139s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 183790 [ RunTime:0.017308s ]
