1.适用于PolarDB的阿里云ApsaraDB:
它是与MySQL,PostgreSQL和Oracle兼容的云原生关系数据库。 ApsaraDB体系结构在单个群集中支持5000台物理机。它是为需要快速性能,高并发性和自动伸缩的关键业务数据库应用程序而设计的。
2. Altibase:
它是一个开放源代码的关系数据库模型系统(RDBMS)。 Altibase的第一个版本称为Spiner,该版本于1999年发布。它是企业级的内存中混合型高性能RDBMS。它由Altibase Corporation制造。它支持完整的SQL标准,功能和多版本并发控制(MVCC),还实现了模糊和乒乓检查点。适用于PolarDB的阿里云ApsaraDB和Altibase之间的区别:
S.NO. | Alibaba Cloud ApsaraDB for PolarDB | ALTIBASE |
---|---|---|
1. | It was developed by Alibaba in August 2013. | It was developed by Altibase in 1999. |
2. | It is a cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. | It is an enterprise grade, high-performance RDBMS. |
3. | In Alibaba Cloud ApsaraDB for PolarDB there are hosted server operating systems. | Server operating systems for Altibase are AIX, HP-UX and Linux. |
4. | The license of Alibaba Cloud ApsaraDB for PolarDB is commercial. | The license of Altibase is a open-source. |
5. | It supports XML Format. | It does not support XML Format. |
6. | It support the Server-side scripting | It stored procedures and stored functions. |
7. | Supported partitioning method is Sharding. | It supports stored procedures and stored functions. |
8. | It supports SQL query language. | It uses ANSI SQL-92 as a query language. |
9. | It supports replication methods. | It also supports replication methods. |
10. | ApsaraDB for PolarDB provides the concept of Referential Integrity. Hence, there are Foreign Keys. | Altibase provides the concept of Referential Integrity. Hence, there are Foreign Keys. |
11. | It supports in-memory capabilities. | It does not support in-memory capabilities. |
12. | It does not offer any API for user-defined Map/Reduce methods. | It also does not offer any API for user-defined Map/Reduce methods. |
13. | It is available as a cloud service. | It is not available as a cloud service. |
14. | Programming languages supported are Java and Python. | Programming languages supported are C, C++, Java. |