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Comparison of object–relational database management systems

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The following tables compare general and technical information for a number of object-relational database management systems. Please see the individual products' articles for further information. This article is not all-inclusive or necessarily up-to-date. Unless otherwise specified in footnotes, comparisons are based on the stable versions without any add-ons, extensions or external programs.

For information other than object-relational features, please refer to comparison of relational database management systems.

Fundamental features

Information about what fundamental ORDBMSes features are implemented natively.

Type Method Type inheritance Table inheritance
Oracle Yes Yes[1] Yes No
PostgreSQL Yes No No Yes
Type Method Type inheritance Table inheritance

Notes:

  1. ^ No private methods, no way to call super method from a child.

Data types

Information about what data types are implemented natively.

Array List Set Multiset Object reference
Oracle Yes No Yes Yes Yes
PostgreSQL Yes No No No No
Array List Set Multiset Object reference

See also

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