what is the difference object database systems? [closed]

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Comparison of object database management systems: http://en.wikipedia.org/wiki/Comparison_of_object_database_management_systems

and

Comparison of object-relational database management systems: http://en.wikipedia.org/wiki/Comparison_of_object-relational_database_management_systems

and

Comparison of object-relational mapping software: http://en.wikipedia.org/wiki/Comparison_of_object-relational_mapping_software

Are they all the same? What is the difference?

Answer 1

object database management systems: A database management system (DBMS) that stores Objects. http://en.wikipedia.org/wiki/Object_database

object-relational database management systems: Like a relational DBMS but it can store objects and has object-oriented capabilities (like inheretence). http://en.wikipedia.org/wiki/Object-relational_database

and

object-relational mapping software: A software interface, that provides functions to store Objects of an OO language into a relational DBMS (tables) http://en.wikipedia.org/wiki/Object-relational_mapping