The blog post is about Azure Cognitive Search, a cloud service for creating rich search experiences. The author explains what it is, how it works, and how to use it with different data sources. He also shows how to query the index using various tools.

The blog post is about Azure Cognitive Search, a cloud service for creating rich search experiences. The author explains what it is, how it works, and how to use it with different data sources. He also shows how to query the index using various tools.