delphi入门基本程序,包括OPC的通用协议,在这个基础上进行各个厂家的设备的数据采集-basic entry procedures, including the OPC common agreement on the basis for all manufacturers of the equipment data acquisition
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002165s ]
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:0.087535s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.008987s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002336s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002131s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003739s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002023s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003355s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015480s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002521s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 124489 [ RunTime:0.001227s ]
