If you look at the challenges facing those charged with building platforms to power data-driven companies, we’ve made a lot of progress but vexing questions remain. One of the most important is how to ...

PolyBase, a data virtualization feature for SQL Server, allows users to seamlessly query data from various external sources directly using T-SQL (Transact-SQL) without the need for separate client ...

The heart of any relational database management system is the system catalog that documents the database objects and system settings being used. The system catalog offers a wealth of information about ...

If you Google the term data dictionary, you will get 100 or more results of definitions that generally mean the same thing. A "data dictionary" is data about data. It is what defines the items in your ...