How to communicate with PLCs from different PC applications written in different programming languages.
JavaFX, Delphi, VB.NET, HTML, Flash --- to ---> Siemens, SAIA PLCs.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001614s ]
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:0.120415s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001650s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001978s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001636s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005449s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001466s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007484s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.023095s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001101s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 96774 [ RunTime:0.019650s ]
