Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
soci.sourceforge.net
A database access library for C++ supporting Oracle, PostgreSQL, Firebird, MySQL, SQLite and MS SQL that makes the illusion of embedding SQL queries in the regular C++ code, staying entirely within the Standard C++. [Open Source]