# 1. Introduction to ODPI-C

Oracle Database Programming Interface for C (ODPI-C) is an open source library of C code that simplifies access to Oracle Database for applications written in C or C++. It is a wrapper over Oracle Call Interface (OCI) that makes applications and language interfaces easier to develop.

ODPI-C supports basic and advanced features of Oracle Database and Oracle Client. A complete list of features can be seen here.