📜  Redis 和 IBM Db2 的区别

📅  最后修改于: 2021-09-14 01:26:34             🧑  作者: Mango

1. Redis :
Redis 代表远程字典服务器,它是一个内存数据结构项目,实现了具有可选持久性的分布式内存键值数据库。 Redis 由 Redis 实验室开发,最初于 2009 年 5 月 10 日发布。它是用 ANSI 和 C 语言编写的。 Redis 提供了内存效率、运行速度快、高可用性,并提供了一些特性,如持久性、复制、集群等。

2.IBM Db2:
Db2 是由 IBM 开发的一系列数据管理产品,包括数据库服务器。它是一个关系数据库管理系统 (RDBMS),支持面向对象的特性和非关系结构的 XML。 Db2 旨在高效地存储、分析和检索数据。它最初于 1983 年发布,使用 C、C++、 Java和汇编语言编写。

Redis 和 IBM Db2 的区别:

S.No. REDIS IBM Db2
1. It was developed by Redis labs and initially released on May 10, 2009. It was developed by IBM and initially released in 1983.
2. Redis is written in ANSI and C languages. Db2 is written in C, C++, Assembly language, Java languages.
3. The primary database model for Redis is Key-Value Store. The primary database model for Db2 is Relational DBMS.
4. The license for Redis is Open Source. The license for Db2 is Commercial.
5. Redis is Data Schema Free. In Db2 data schema is fixed.
6. Redis does not support XML data format. Db2 supports XML data format.
7. Redis does not support SQL queries. Db2 supports SQL.
8. Redis does not have the concept of Foreign keys. Db2 has the concept of Referential Integrity and Foreign keys.
9. Redis does not have Triggers. Db2 has Triggers.
10. Redis supports secondary indexes with RediSearch module only. Db2 supports secondary indexes without any restrictions.
11. Server operating systems for Redis are BDS, Linux, OS X and Windows. Server operating systems for Db2 are AIX, HP-UX, Linux, Solaris, Windows and z/OS.
12. Some companies like Twinkl Educational Publishing, Merrill Corporation, ASOS.com Limited, Owler, Inc., etc use Redis. Some companies like JPMorgan Chase, Bank of America, Scotiabank, Citi, etc use Db2.