Derby和IBM Db2之间的区别

1.德比：
Derby是用Java实现的功能齐全的开源关系数据库管理系统(RDBMS)，顾名思义，它是由Apache Software Foundations开发的。它基于Java，JDBC和SQL标准。 Derby易于安装，部署和使用。它可以嵌入Java应用程序中，也可以用作数据库服务器。

2. IBM Db2：
IBM Db2是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)，它通过XML支持面向对象的功能和非关系结构。 Db2旨在有效地存储，分析和检索数据。它最初于1983年发布，并用C，C++， Java和汇编语言编写。

Derby和IBM Db2之间的区别：

SR.NO.	Derby	IBM Db2
1	It is developed by Apache Software Foundation in 1997.	It is developed by IBM in 1983.
2	It is written in Java language.	It is written in C, C++, Assembly language, Java languages.
3	Server operating systems for Derby are Windows, macOs, Linux, Unix, BSD and z/OS.	Db2 server operating systems are AIX, HP-UX, Linux, Solaris, Windows and z/OS.
4	The primary database model for Derby is Relational DBMS.	The primary database model for IBM Db2 is Relational DBMS.
5	It is a open source software framework.	It is a commercial databases.
6	It supports only Java programming language.	It supports C, C++, Cobol, Java, Perl, PL/1, Python, R, Ruby.
7	It supports fine grained access rights according to SQL-standard.	It also support fine grained access rights according to SQL-standard.
8	It provides in-memory capabilities.	It do not provide in-memory capabilities.