Book Image

Azure IoT Development Cookbook

By : Yatish Patil
Book Image

Azure IoT Development Cookbook

By: Yatish Patil

Overview of this book

Microsoft’s end-to-end IoT platform is the most complete IoT offering, empowering enterprises to build and realize value from IoT solutions efficiently. It is important to develop robust and reliable solutions for your organization to leverage IoT services. This book focuses on how to start building custom solutions using the IoT hub or the preconfigured solution of Azure IoT suite. As a developer, you will be taught how to connect multiple devices to the Azure IoT hub, develop, manage the IoT hub service and integrate the hub with cloud. We will be covering REST APIs along with HTTP, MQTT and AMQP protocols. It also helps you learn Pre-Configured IoT Suite solution. Moving ahead we will be covering topics like:-Process device-to-cloud messages and cloud-to-device messages using .Net-Direct methods and device management-Query Language, Azure IoT SDK for .Net-Creating and managing, Securing IoT hub, IoT Suite and many more. We will be using windows 10 IoT core, Visual Studio, universal Windows platform. At the end, we will take you through IoT analytics and provide a demo of connecting real device with Azure IoT.
Table of Contents (10 chapters)

IoT Hub query explorer

IoT Hub supports a SQL-like language to retrieve information regarding device twins, jobs, and message routing. Basically, you can write a basic SQL command and that will be executed against the device registry.

Each query follows the syntax like SQL; it has the standard SELECT, FROM, and WHERE keywords used to retrieve the result set in the result window.

How to do it...

In this section, we will follow the steps to use the query explorer and retrieve the device information in the results window:

  1. we will select the IoT Hub IoTHubCookBook service from the Azure portal.
  2. Select Query Explorer:
  1. Using the execution windows, type the query you want to execute:
  1. The output will be shown in the result...