Currently I'm learning Java through Comp Sci classes at Texas A&M, but I want to expand my skillset, and would like to pick up C++, probably Microsoft Visual C++/.Net, as well as some form of SQL.

SQLite is a library in the best sense of the word. Unlike SQL Server Compact Edition, which is distributed as a set of hefty DLLs, SQLite ships in a single C source file. As the sqlite.org Web site ...

Learn both languages, and you have a seriously lucrative skill set. According to Indeed, the average salary for a C++ developer is over $108,000, while C# developers earn over $95,000 a year.

Developers often dispute the merits of SQL as a legitimate programming language, but this misses the point. SQL is a powerful 4GL for accessing data.

That brings us to C, C++, and C#. And this Complete C Suite Programming Bundle can help you start your journey.