Comparison of object-relational database management systems

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The following Database Management Systems (DBMSs) have at least some object-relational features. They vary widely in their completeness and the approaches taken. 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.

Fundamental features

Information about what fundamental ORDBMSes features are implemented natively.

Notes

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

Data types

Information about what data types are implemented natively.

See also

• List of relational database management systems
• Comparison of relational database management systems
• Comparison of database tools

External links

• Comparison of different SQL implementations