OCI wrappers are a set of classes that create a thin abstraction layer over plain Oracle Call Interface calls. They aim to be programmer-friendly and isolate evil OCI internals, while leaving the full power of SQL and variable binding.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.