1. UniData，UniVerse：
它是具有SQL映射层和元数据库功能的MultiValue数据库和应用程序服务器。 UniData简化了数据库设计，消除了SQL规范化的约束。 UniVerse是MultiValue应用程序平台的组件，其优点是用于开发企业应用程序的快速，灵活的数据服务器。基于UniVerse的应用程序可最大化可用资源的处理吞吐量，动态分配可用资源。
2. Valentina服务器：
它是对象关系数据库和报表服务器以及快速的对象关系数据库服务器。它包括集成数据库服务器，Valentina数据库服务器和SQLite数据库服务器。它是功能全面，符合标准的多用户访问基于SQLite的数据库服务器。
UniData，UniVerse和Valentina Server之间的区别：
| S.NO. | UniData, UniVerse | Valentina Server |
|---|---|---|
| 1 | Developed by Rocket Software and initially released on 1985. | Developed by Paradigma Software and initially released on 1994 and Current release of Valentina Server is 5.7.5. |
| 2 | Server operating systems of UniData, UniVerse is AIX, HP-UX, Linux, Solaris, Windows. | Linux, OS X, Windows are the Server operating system. |
| 3 | Primary database model is Multivalue DBMS. | Primary database model is Relational DBMS. |
| 4 | UniData, UniVerse supports .Net, Basic, C, Java, programming languages. | Supports .Net, C, C#, C++, Objective-C, PHP, Ruby, Visual Basic, Visual Basic.NET, programming languages. |
| 5 | APIs and other access methods of UniData, UniVerse is Proprietary protocol, RESTful HTTP API, Java API, JDBC, ODBC, OLE DB, SOAP-based API. | Valentina Server supports ODBC APIs and other access methods. |
| 6 | UniData, UniVerse has a schema-free Data Schema. | It also has a Data Schema. |
| 7 | It has Implementation language C . | It doesn’t has any Implementation language. |
| 8 | ACID (atomicity, consistency, isolation, durability) Transaction concepts in UniData, UniVerse. | Absence of Transaction concepts in Valentina Server. |
| 9 | Replication methods of UniData, UniVerse is Master-slave replication. | Absence of Replication methods in Valentina Server. |
| 10 | UniData, UniVerse doesn’t hold Consistency concept. | Valentina Server doesn’t hold Consistency concept. |
| 11 | Absence of Partitioning methods in UniData, UniVerse. | Absence of Partitioning methods in Valentina Server. |
| 12 | It does not holds Foreign keys. | It holds Foreign keys. |