1.阿里云MaxCompute：
它是一种数据库，早期称为ODPS，是用于大规模数据仓库的通用、全托管、多租户数据处理平台。它用于存储和计算批量结构化数据。这提供了非常广泛的数据仓库解决方案。它还提供大数据分析和建模服务。
2.亚马逊海王星：
它是 Amazon.com 为云产品构建的快速、可靠的图形数据库。它是亚马逊网络服务 (AWS) 的一部分。它于 2017 年 11 月 29 日宣布。它同时支持开源 Apache TinkerPop Gremlin 图遍历语言。它允许用户使用通过 AWS Key Management Service 创建的密钥加密数据库。
阿里云 MaxCompute 和 Amazon Neptune 的区别：
| S.NO. | ALIBABA CLOUD MaxCompute | Amazon Neptune |
|---|---|---|
| 1. | It is developed By Alibaba on 2016. | It is developed By Amazon on 2017. |
| 2. | It is general purpose, fully managed, multi-tenancy data processing platform for large-scale data warehousing. | It is fast, reliable graph database built for the cloud product by Amazon.com |
| 3. | Its license of Alibaba Cloud MaxCompute is commercial. | Its license of Amazon Neptune is commercial. |
| 4. | Its hosted server operating systems. | Its hosted server operating systems |
| 5. | Its primary database model is Relational DBMS. | Its Primary database models are Graph DBMS and RDF store. |
| 6. | It supports user defined functions based Server-side scripting. | It does not support the Server-side scripting. |
| 7. | There is only one partitioning methods – Sharding. | It does not support partitioning methods. |
| 8. | It supports SQL-like query language. | It does not support SQL query language. |
| 9. | It supports replication methods. | It supports multi-availability zones high availability. |
| 10. | It does not provide concept of Referential Integrity. Hence, no Foreign Keys. | It provides the concept of Referential Integrity. Hence, there is Foreign Keys. |
| 11. | It offers an API for user-defined Map/Reduce methods. | It does not offer an API for user-defined Map/Reduce methods. |
| 12. | It does not supports the ACID property. | It supports the ACID property. |