物联网实战操作-畅读网

　　　　

物联网实战操作

作者：韦康博

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计算机网络 >> 网络与通信

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内容简介:

《物联网实战操作》以物联网的实用性为基础，详细剖析了物联网的核心技术和外在体系的搭建。《物联网实战操作》的内容由浅入深，专注于物联网的实战操作和技术应用。《物联网实战操作》不仅将物联网在网络层、应用层、传输层、感知层的建造体系进行了专业化的解读；还结合云计算、大数据、智能建设等前瞻性技术，诠释了在信息技术3.0和工业4.0时代下的新型物联科技。

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SHOW FULL COLUMNS FROM `ls_goods_category` [ RunTime:0.002498s ]
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SHOW FULL COLUMNS FROM `ls_nav` [ RunTime:0.002340s ]
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SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 37 LIMIT 1 [ RunTime:0.001066s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 11 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.001282s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 14 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.001955s ]
SELECT * FROM `ls_goods` WHERE `del` = 0 AND `status` = 1 AND `create_time` <= 1771402444 ORDER BY `create_time` DESC LIMIT 5 [ RunTime:0.817715s ]

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