Is it possible to access the SQL Server Data Tools menu and features without having a database project? I want to compare two databases without creating or opening a database project.
The SQL Server menu has been moved under them main Tools menu in recent Visual Studio updates. You can use this to start a Schema Compare or Data Compare without opening a project:
Alternatively go to View -> SQL Server Object Explorer, connect to your server from there, and right-clicking on any database will give you the same options: