Difference between Adabas and Alibaba Cloud ApsaraDB for PolarDB
Last Updated :
26 Jun, 2020
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 ApsaraDB for PolarDB :
The ApsaraDB for PolarDB is a cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. ApsaraDB architecture supported 5000 physical machines in a single cluster. It is designed for business-critical database applications that require fast performance, high concurrency, and automatic scaling.
Difference between Adabas and Alibaba Cloud ApsaraDB for PolarDB :
S.NO. |
ADABAS |
Alibaba Cloud ApsaraDB for PolarDB |
1. |
It was developed by Software AG in 1971. |
It was developed by Alibaba on August 2013. |
2. |
It is an OLTP-DBMS for mainframes and Linux/Unix/Windows environments. |
It is a cloud-native relational database compatible with MySQL, PostgreSQL, and Oracle. |
3. |
It does not support in-memory capabilities. |
It supports in-memory capabilities. |
4. |
Server operating systems for Adabas are BS2000, Linux, Unix, Windows, z/OS and z/VSE. |
In Alibaba Cloud ApsaraDB for PolarDB there are hosted server operating systems. |
5. |
It does not support XML Format. |
It supports XML Format. |
6. |
Server-side scripting is done in Natural language. |
It also supports 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 also supports replication methods. |
10. |
Adabas does not provide the concept of Referential Integrity. Hence, no Foreign Keys. |
ApsaraDB for PolarDB provides the concept of Referential Integrity. Hence, there are Foreign Keys. |
11. |
The license of Adabas is commercial. |
The license of Alibaba Cloud ApsaraDB for PolarDB is also commercial. |
12. |
The primary database model of Adabas is Multivalue DBMS. |
The primary database model is Relational DBMS. |
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