Difference between Adabas and Alibaba Cloud Log Service

1. Adabas :
The Adabas stands for an Adaptable Database System. It was developed by Software AG to run on IBM mainframes. It was launched in 1971. It is an OLTP-DBMS for mainframes and Linux/Unix/Windows environments. Adabas is an enterprise database management system (DBMS) designed for reliability, high performance, scalability and low total cost of ownership.

2. Alibaba Cloud Log Service :
The Log Service is a complete real-time data logging service. It was developed by Alibaba Group. It supports collection, consumption, shipping, search, and analysis of logs.


Difference between Adabas and Alibaba Cloud Log Service :

S.NO. ADABAS Alibaba Cloud Log Service
1. It was developed by Software AG in 1971. It was developed by AlibabaCloud Inc. in 2016.
2. It is an OLTP-DBMS for mainframes and Linux/Unix/Windows environments. It is a complete real-time data logging service that supports collection, consumption, shipping, search, and analysis of logs.
3. It is not available as a cloud service. It is available as a cloud service.
4. Server operating systems for Adabas are BS2000, Linux, Unix, Windows, z/OS and z/VSE. In Alibaba Cloud Log Service there are Hosted server operating systems.
5. It does not support XML Format. It also does not support XML Format.
6. Server-side scripting is done in Natural language. It does not support the Server-side scripting.
7. It supports partitioning methods. Supported partitioning method is Sharding.
8. It supports SQL query language with add-on product Adabas SQL Gateway. It also supports SQL query language.
9. It supports Replication with add-on product Event Replicator. It supports 3 replicas.
10. Adabas does not provide the concept of Referential Integrity. Hence, no Foreign Keys. Log Service also does not provide the concept of Referential Integrity. Hence, no Foreign Keys.
11. The license of Adabas is commercial. The license of Alibaba Cloud Log Service is also commercial.
12. The primary database model of Adabas is Multivalue DBMS. The primary database model of Alibaba Cloud Log Service is Search engine.
13. It does not offer any API for user-defined Map/Reduce methods. It offers an ES-Hadoop Connector as a Map/Reduce methods.
14. It supports ACID properties for execution of operations. It does not support ACID properties.

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