That seems a bit optimistic to me, you probably are referring to SQL Server
LocalDB.
Here is an interesting overview of the different SQL Server versions, not completely up to date sadly:
[
comparison-of-sql-server]
If you want to try installing SQL Server from the Command Prompt, see:
How to: Install SQL Server 2008 R2 from the Command Prompt[
^]
Good luck :)
Personally I would rather recommend
PostgreSQL, which is much more compact than SQL Server and easier to install along with your application, you can download the Windows version here:
[
PostgreSQL]
There is even a portable version, download here:
[
PostgreSQL Portable]
Also interesting, PostgreSQL vs. MS SQL Server:
PostgreSQL vs. MS SQL Server[
^]
Here is a good Basic PostgreSQL Tutorial:
PostgreSQL Tutorial - Learn PostgreSQL from Scratch[
^]