High Quality Content by WIKIPEDIA articles! An object database (also object-oriented database) is a database model in which information is represented in the form of objects as used in object-oriented programming. bject databases are a niche field within the broader DBMS market dominated by relational database management systems (RDBMS). Object databases have been considered since the early 1980s and 1990s but they have made little impact on mainstream commercial data processing, though there is some usage in specialized areas.