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📜  阿里云PolarDB版与阿里云日志服务的区别

📅  最后修改于: 2021-09-08 16:26:40             🧑  作者: Mango

1. 阿里云云数据库PolarDB:
云数据库PolarDB是一个兼容MySQL、PostgreSQL、Oracle的云原生关系型数据库。云数据库架构在单个集群中支持 5000 台物理机。它专为需要快速性能、高并发和自动扩展的业务关键型数据库应用程序而设计。

2.阿里云日志服务:
日志服务是一个完整的实时数据记录服务。它是由阿里巴巴集团开发的。支持日志的采集、消费、发送、搜索和分析。阿里云PolarDB版与阿里云日志服务的区别:

S.NO. Alibaba Cloud ApsaraDB for PolarDB Alibaba Cloud Log Service
1. It was developed by Alibaba in August 2013. It was developed by AlibabaCloud Inc. in 2016.
2. It is a cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. It is a complete real-time data logging service that supports collection, consumption, shipping, search, and analysis of logs.
3. In Alibaba Cloud ApsaraDB for PolarDB there are hosted server operating systems. In Alibaba Cloud Log Service also there are hosted server operating systems.
4. The license of Alibaba Cloud ApsaraDB for PolarDB is commercial. The license of Alibaba Cloud Log Service is also commercial.
5. It supports XML Format. It does not support XML Format.
6. It supports the Server-side scripting. It does not support the Server-side scripting.
7. There is only one partitioning method – Sharding. There is only one partitioning method – Sharding.
8. It supports SQL query language. It also supports SQL query language.
9. It support replication methods. It support 3 replicas.
10. ApsaraDB for PolarDB also provides the concept of Referential Integrity. Hence, there are Foreign Keys. Log Service does not provides the concept of Referential Integrity. Hence, no 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 offers an ES-Hadoop Connector as a Map/Reduce method.
13. It supports ACID properties. It does not support ACID properties.