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.
| Type | Method | Type inheritance | Table inheritance | |
|---|---|---|---|---|
| CUBRID | Yes | Yes | Yes | Yes |
| Oracle | Yes | Yes[1] | Yes | Yes |
| OpenLink Virtuoso | Yes | Yes | Yes | Yes |
| PostgreSQL | Yes | Yes | Yes | Yes |
Notes
- ↑ 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 | |
|---|---|---|---|---|---|
| CUBRID | Yes | Yes | Yes | Yes | Yes |
| Oracle | Yes | Yes | Yes | Yes | Yes |
| OpenLink Virtuoso | Yes | Yes | Yes | Yes | Yes |
| PostgreSQL | Yes | Yes | Yes | Yes | Yes |
See also
- Comparison of database tools
- Comparison of relational database management systems
- List of relational database management systems
External links
- Arvin.dk, Comparison of different SQL implementations
- Cross Database Comparison Tools. Cross Database Comparison, Migration, Replication and Synchronization.
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