An object type is a kind of datatype. You can use it in the same ways that you use more familiar datatypes such asNUMBERorVARCHAR2. For example, you can specify an object type as the datatype of a column in a relational table, and you can declare variables of an object type. You ...
HiSilicon NB-IoT is NB-IoT chip module technology that enables the Internet of Things connections between smart home,mobility,city,and other tasks.
iot_pwm.h iot_uart.h iot_watchdog.h iunknown.h kal.h kv_store.h lowpower.h message.h network_config_service.h ohos_init.h parameter.h reset.h samgr_lite.h service.h session.h station_info.h utils_config.h utils_file.h wifi_device_config.h wifi_devic...
In the example above, nested table planets is made an IOT (index-organized table) by adding the ORGANIZATION INDEX clause and assigning the nested table a primary key in which the first column is NESTED_TABLE_ID. This column contains the ID of the row in the parent table with which a ...
In this era, the Internet of things (IoT) plays a vital role in developing modern technologies by providing sensor-based or automatic systems for proper monitoring. This chapter presents the various components of IoT like network architecture, various applications, and network topologies and protocols...
IoT Design Specifications Overview Connection Experience Entry Points Connection Process UI Style Service Experience Entry Points UI Style Visual Style Colors Fonts Icons Animation System Startup Screen Components Components for Phones, Foldable Screens, and Tablets Title Bar Devic...
IoTDB is deeply integrated with Apache Hadoop and Flink to meet the requirements of massive data storage, high-speed data reading, and complex data analysis in the industrial IoT field. IoTDB Architecture The IoTDB suite consists of multiple components to provide a series of functions such as ...
Reusable ESP IoT template application based on ESP-IDF as a standalone device with a basic feature-set: Over-the-air update via BLE Provisioning via BLE to create or connect to a nearby WIFI Network Handle a single sensor (components/button) Control a single actor (components/lighting) Setup...
Basic Components chart image image-animator input marquee picker-view progress qrcode slider switch text APIs General Rules Error Codes Basic Features Application Context Console Logs Page Routing Timer File Data Data Storage File Storage System Capabilities Device Info...
A basic map is composed of aparent componentandsub-components. The rendering of the sub-component is overlaid on the parent component. You can define the configuration items depending on actual scenarios. Structure diagram Sub-component diagram ...