📜  Amazon Aurora 和 4D 的区别

📅  最后修改于: 2021-09-14 01:27:14             🧑  作者: Mango

1.亚马逊极光:
它是来自 Amazon Web Services 的完全托管的关系数据库引擎,与 PostgreSQL 和 MySQL 兼容。它比标准 MySQL 数据库快五倍,比标准 PostgreSQL 数据库快三倍。 Aurora 的特点是分布式、容错和自愈存储系统。

2. 第四维(4D):
第四维是由 Laurent Ribardière 开发的关系数据库管理系统和 IDE。 4D 可以作为服务器运行,以便多个客户端可以管理单个数据库。 4D 创建于 1984 年,并于 1987 年为 Macintosh 稍微推迟了公开发布。它是一个具有集成数据库管理系统的应用程序开发环境。

Amazon Aurora 和 4D 的区别:

AMAZON AURORA 4D
It is developed by Amazon in 2015. It is developed By 4D, Inc in 1984.
It is a MySQL and PostgreSQL compatible cloud service by Amazon. It is a hosted simple database service by Amazon, with the data stored in the Amazon Cloud.
It supports predefined data types such as float or date. It does not support predefined data types such as float or date.
Immediate Consistency is used to ensure consistency in a distributed system. Eventual Consistency and Immediate Consistency is used to ensure consistency in a distributed system.
It is available as a cloud service. It is not available as a cloud service.
The partitioning can be done with horizontal partitioning. There is no Partitioning method.
It supports SQL query language. It does not support the SQL query language.
It provides the concept of Referential Integrity. Hence, no Foreign Keys. It does not provide the concept of Referential Integrity. Hence, no Foreign Keys.
APIs and other access methods supported are ODBC, RESTful HTTP API and SOAP web-services. APIs and other access methods supported are JDBC and ODBC.