DocumentDB is Microsoft's newest NoSQL document database platform that runs on Azure. DocumentDB is designed keeping in mind the requirements of managing data for latest applications. This tutorial talks about querying documents using the special version of SQL supported by DocumentDB with illustrative examples.
This tutorial is designed for developers who want to get acquainted with how to query DocumentDB using a familiar Structured Query Language (SQL).
It is an elementary tutorial that explains the basics of DocumentDB and there are no prerequisites as such. However, it will certainly help if you have some prior exposure to NoSQL technologies.