You can use Azure Data Explorer as an output from Azure Stream Analytics for analyzing large volumes of diverse data from any data source, such as websites, applications, IoT devices, and more. Azure Data Explorer is a fast and highly scalable data exploration service for log and telemetry data. It helps you handle the many data streams emitted by modern software, so you can collect, store, and analyze data. This data is used for diagnostics, monitoring, reporting, machine learning, and additional analytics capabilities.
For more information on using Azure Data Explorer with Azure Stream Analytics, please visit the Azure Data Explorer output from Azure Stream Analytics documentation.