1. UniData，UniVerse：
它是一个具有 SQL 映射层和元数据库功能的 MultiValue 数据库和应用程序服务器。它简化了数据库设计，消除了 SQL 规范化的约束。 UniVerse 是 MultiValue 应用平台的一个组件，它的优势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 的应用程序最大化可用资源的处理吞吐量，动态分配可用资源。
2. XAP：
它是用于关键任务应用程序的高性能内存数据网格，并提供一组基本的数据存储功能，例如事务、索引和查询语言(类 SQL 查询)。它是一种用于安装和分发应用软件的文件格式。
UniData、UniVerse 和 XAP 的区别：
| S.NO. | UniData, UniVerse | XAP |
|---|---|---|
| 1 | Developed by Rocket Software and initially released on 1985. | Developed by Gigaspaces Technologies and initially released on 2000 and current release on June 2019. |
| 2 | Server operating systems of UniData, UniVerse is AIX, HP-UX, Linux, Solaris, Windows. | Server operating systems of XAP Linux, macOS, Solaris, Windows. |
| 3 | Its primary database model is Multivalue DBMS. | Its primary database model is Document store and Key-value store. |
| 4 | Absence of Secondary database models in UniData, UniVerse | Its secondary database models isObject oriented DBMS. |
| 5 | UniData, UniVerse supports .Net, Basic, C, Java, programming languages. | XAP supports .Net, C++, Java programming languages. |
| 6 | APIs and other access methods of UniData, UniVerse is Java API, JDBC, ODBC, OLE DB, Proprietary protocol, RESTful HTTP API, SOAP-based API. | XAP supports GigaSpaces LRMI, Hibernate, JCache, JDBC, JPA, ODBC, RESTful HTTP API, Spring Data. |
| 7 | Yes, UniData, UniVerse has a schema-free Data Schema. | Data scheme of XAP is schema-free |
| 8 | It has Implementation language C . | Implementation language of XAP is Java, C++, .Net |
| 9 | ACID (atomicity, consistency, isolation, durability) Transaction concepts in UniData, UniVerse. | XAP has ACID ( Atomicity, Consistency, Isolation, and Durability) concepts transaction concepts. |
| 10 | Replication methods of UniData, UniVerse Master-slave replication. | Replication methods of XAP- Master-master replication and Master-slave replication. |
| 11 | UniData, UniVerse doesn’t hold Consistency concept. | It has Immediate Consistency concept. |