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Difference between Adabas and Alibaba Cloud ApsaraDB for PolarDB

  • Last Updated : 26 Jun, 2020
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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.ADABASAlibaba 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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