![]() ![]() Data is stored as objects, self-contained and self-described entities, rather than in tables as in an RDBMS. Object-oriented database management system (OODBMS): An OODBMS is a different approach to data definition and storage, developed and used by object-oriented programming system (OOPS) developers.An item’s basic definition and characteristics, for example, are stored once and linked to customer order detail lines and pricing tables. Based on the relational model, RDBMS systems also maintain relationships between data items that enhance access and avoid duplication. ![]() Relational database management system (RDBMS): An RDBMS is a database management system that contains data definitions so that programs and retrieval systems can reference data items by name, rather than describing the structure and location of the data each time. ![]()
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