1. Adabas :
The Adabas stand for an adaptable database system. It was developed by Software AG to run on IBM mainframes. It was launched in 1971. It is OLTP – DBMS for mainframes and Linux/Unix/Windows environments. It is enterprise database management system designed for reliability, high performance, scalability, and low total cost of ownership.
2. Amazon SimpleDB :
It is a hosted simple database service by Amazon, with data stored in Amazon Cloud. It is Amazon is web service for running queries on structured data in real-time. This database is written in Erlang by Amazon.com. It has following features – high availability and flexibility, with little or no administrative burden.
Difference between Adabas and Amazon SimpleDB :
|1.||It was developed by Software AG in 1971.||It was developed by Amazon in 2007.|
|2.||It is OLTP – DBMS for mainframes and Linux/Unix/Windows environments.||It is hosted simple database service by Amazon, with data stored in Amazon Cloud.|
|3.||It is not available as cloud service.||It is available as cloud service.|
|4.||Server operating systems for Adabas are BS2000, Linux, Unix, Windows, z/OS, and z/VSE.||In Amazon SimpleDB, Hosted server operating systems.|
|5.||Its primary database model is Multivalue DBMS.||Its primary database model is key-value store.|
|6.||Server-side scripting is done in Natural.||It does not support Server-side scripting.|
|7.||It supports partitioning methods.||It does not support partitioning methods.|
|8.||It supports SQL query language with add-on product Adabas SQL Gateway.||It does not supports SQL query language.|
|9.||It supports Replication with add-on product Event Replicator.||It also supports replication methods.|
|10.||It supports Natural as programming languages.||Programming languages supported are .Net, C, C++, Erlang, Java, PHP, Python, Ruby, and Scala.|
Attention reader! Don’t stop learning now. Get hold of all the important CS Theory concepts for SDE interviews with the CS Theory Course at a student-friendly price and become industry ready.