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。
Vertica：
它是一个柱状关系DBMS，旨在处理现代分析工作负载并实现快速查询性能。其总部位于美国马萨诸塞州剑桥。它是独立于基础架构的基础，通过它可以支持在多个云平台(AWS，Google Cloud，Azure)，本地和本地Hadoop节点上的部署。其Google Analytics(分析)平台社区版免费提供，但有一定的局限性。
UniData，UniVerse和Vertica之间的区别：
| S.NO. | UniData, UniVerse | Vertica |
|---|---|---|
| 1 | Developed by Rocket Software and initially released on 1985. | Developed by Vertica / Micro Focus and initially released on 2005 and Current release date- Vertica 10.0 Software, May 2020 and Vertica for SQL on Hadoop 10.0 Software, May 2020. |
| 2 | Server operating systems of UniData, UniVerse is AIX, HP-UX, Linux, Solaris, Windows. | Linux is the Server operating system. |
| 3 | Primary database model is Multivalue DBMS. | Primary database model is Relational DBMS. |
| 4 | Absence of Secondary database models. | Secondary database models of Vertica is Document store. |
| 5 | UniData, UniVerse supports .Net, Basic, C, Java, programming languages. | Supports C++, Java, Perl, Python, R, programming languages. |
| 6 | APIs and other access methods of UniData, UniVerse is Proprietary protocol, RESTful HTTP API, Java API, JDBC, ODBC, OLE DB, SOAP-based API. | Vertica supports ADO.NET, JDBC, Kafka, ODBC, Proprietary protocol, RESTful HTTP, API. |
| 7 | Yes, UniData, UniVerse has a schema-free Data Schema. | Yes, Vertica has a Data Schema. |
| 8 | It has Implementation language C . | It doesn’t has any Implementation language. |
| 9 | ACID (atomicity, consistency, isolation, durability) Transaction concepts in UniData, UniVerse. | Transaction concepts of VoltDB is ACID ( Atomicity, Consistency, Isolation, and Durability). |
| 10 | Replication methods of UniData, UniVerse is Master-slave replication. | Replication methods of Vertica is Master-slave replication. |
| 11 | UniData, UniVerse doesn’t hold Consistency concept. | Yes, Vertica has Immediate Consistency concept. |
| 12 | Absence of Partitioning methods in UniData, UniVerse. | Sharding partitioning methods is present. |
| 13 | It doesn’t holds Foreign keys. | It holds Foreign keys. |