Congratulations for reaching the end of this SQL Server 2014 tutorial!
SQL Server is a powerful application, and this tutorial has provided an overview of the main concepts involved in administering SQL Server 2014 Express.
To recap briefly, we've:
Created databases
Created database tables
Inserted data into those tables
Used the SQL Server Management Studio to run a query
Created a login account
Looked at server roles
Learned about database schemas
Created a linked server
What Next?
Check out the following tutorials if you haven't done so already.