📜  Derby 和 CouchDB 的区别

📅  最后修改于: 2021-09-09 11:52:23             🧑  作者: Mango

1.德比:
Derby 是一个用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。它要么嵌入到Java应用程序中,要么用作数据库服务器。

2. 沙发数据库:
CouchDB 是一个开源的面向文档的 NoSQL 数据库,它使用多种格式和协议来存储、传输和处理其数据,它使用 JSON 存储数据,使用 MapReduce 作为其查询语言的 JavaScript,以及用于 API 的 HTTP。它由 Apache 软件基金会开发,最初于 2005 年发布。它是用 Erlang 编写的。

Derby 和 CouchDB 的区别:

SR.No. Derby Couchdb
1 It is developed by Apache Software Foundation in 1997. It is developed by Apache Software Foundation in 2005.
2 It is written in Java language. It is written in Erlang language.
3 The primary database model for Derby is Relational DBMS. The primary database model for CouchDB is Document Store.
4 Server operating systems for Derby are Windows, macOs, Linux, Unix, BSD and z/OS. CouchDB server operating systems are Android, BSD, Linux, OS X, Solaris and Windows.
5 APIs and other access methods used by Derby is JDBC. APIs and other access methods used by CouchDB is RESTful HTTP/JSON API.
6 It support only Java programming language. It supports C, C#, ColdFusion, Erlang, Java, JavaScript, PHP, PL/SQL, Python, Ruby, etc.
7 It support Master-Slave Replication methods. It support Master-master replication, Master-slave replication.
8 In Derby, partitioning cannot be done. In CouchDB, partitioning can be done by Sharding.
9 It is a open source software framework. It is a open source software framework.
10 It support fine grained access rights according to SQL-standard. It also support access right for users.