Easy Way to Use SQLite 

Would you like to know how to create embedded SQL database applications using using Visual C++ with SQLite? Download this sample eBook.
how-to ebook sqlite embeddedable database database sql visual c++

quickdb 

Quickdb is a light database engine which resides in memory and which permits you to have a very versatile database engine for C++ programs. Quickdb does not rely on any other package, can be delivered in a dll and is compatible with XML.
quickdb xml formatter parser database db database engine engine light c c++ dll small fast