Inputs and outputs

Before we can look at inputs and outputs, we need to create an ASA job. In your resource group, select Add a resource and search for azure stream analytics:

Figure 7.1 – Creating a cloud ASA job

While creating a Stream Analytics job service, you will see you can host it in the cloud or on the edge. For now, we are going to host it in the cloud. You also need to set the number of streaming units (SUs). When you create a Stream Analytics job in Azure, you can configure the number of SUs to allocate to that job. The number of Azure Scale Units (ASUs) determines the job’s processing capacity, and it affects how much data the job can process in real time. For demo purposes, we can just use the default of three units:

Figure 7.2 – Setting up a Stream Analytics job

When setting up a Stream Analytics job, you first need to define an input. The two types of inputs are stream inputs and reference inputs...