SQL Server Management Studio Express, a pack that only includes the instance management tools for SQL Server.Express with Tools, that allows you to configure SQL Server as a database server (includes both LocalDB and Express).Express, the version offered in this download, that only contains the database engine.
Accomplish a quick installation without any complications. SQL Server 2012 is available in different versions according to the needs of each user, thus some of the editions include the database engine (recommendable for those developers that have to create databases from scratch), while others only include tools. Some of the main features of SQL Server 2012 are: Thus, it's the perfect environment for the development of desktop and web applications that require reliable and secure storage of data. SQL Server 2012 Express has all the potential of the SQL Server 2012 professional solution. It has all the power of the database engine included in the full application with the exception of a few restrictions. Microsoft offers a free version of SQL Server (possibly the best database management platform): SQL Server 2012 Express.