Comparison of object database management systems
This is a comparison of notable object database management systems, showing what fundamental object database features are implemented natively.
| Name | Current Stable Version | Language(s) | SQL support | Datatypes | License | Description |
| Caché | 2017.2.1 | Caché ObjectScript, Basic. Java/.NET object mapping supported. | SQL subset. Object notation allowed. Supports embedded SQL, dynamic SQL and xDBC access. | Proprietary | MUMPS ancestry. Includes built-in support for XML, Web/AJAX and an EMB system called Ensemble. Supports embedded, client/server and distributed implementations. | |
| ConceptBase | 8.1.13 | Telos | CBQL | no types but classes | open source, FreeBSD-style license | historical db, active rules, meta-modeling, deductive rules |
| Db4o | 8.0 | C#, Java | .NET and Java data types | GPL, custom, proprietary | Native Queries, LINQ support, automatic schema evolution, Transparent Activation/Persistence, replication to RDBMS, Object Manager plugin for Visual Studio and Eclipse | |
| GemStone/S | 3.7.4.3 | Smalltalk | - | Objects and code | Proprietary, free version available | Persistent, transactional, multi-user Smalltalk developed by GemTalk Systems. |
| ObjectDatabase++ | 4.4 | C++, TScript | Proprietary | Embedded | ||
| ObjectDB | 2.4.6 | Java | None, uses JPA or JDO | Proprietary | ||
| Objectivity/DB | 10.2.1 | C++, C#, Java, Python, Smalltalk and XML | SQL superset | Proprietary | Distributed, Parallel Query Engine | |
| ObjectStore | 7.2 | C++, Java, interoperable with.NET | SQL subset | Proprietary | Embedded database supporting efficient, distributed management of C++ and Java objects. Avoids the complexities and limitations of ORM products such as Hibernate by storing objects directly with their relationships intact. Uses a page-based mapping system for fast locking and efficient, distributed, client-side caching. | |
| ODABA | 12.3.0 | C++,.NET | SQL subset, DQL | Basic Types, Classes, Multiple inheritance, Weak Typed | GPL | Terminology-oriented database |
| OpenAccess | 2.2 | C++ | no | Proprietary | EDA database | |
| OpenLink Virtuoso | 7.2.7 | C++, Java/JSP, ASP, ASPX, Mono, RDF, SPARQL, SPARUL, SQL, Perl, Python, PHP, Ruby, XML, ODBC, JDBC, ADO.NET, more | SQL 9x/200x | GPL or proprietary | ||
| Perst | Java: 4.38 C#: 4.46 | Java, C# | JSQL – object-oriented subset of SQL | Java and.NET data types | GPL, Proprietary | Small footprint embedded database. Diverse indexes and specialized collection classes; LINQ; replication; ACID transactions; native full text search; includes Silverlight, Android and Java ME demo apps. |
| Picolisp | 3.1.1 | Picolisp | MIT License | DB built into the language | ||
| Versant Object Database / VOD / FastObjects | 10 / 9 / 14 | C++ / Java / C# | Proprietary | |||
| Zope Object Database | Python, C | No support. Object indexing and searching is done through ZCatalog facility. | Zope Public License |