Difference between Aerospike and Amazon SimpleDB

1. Aerospike :
The Aerospike is a flash-optimized in-memory open source NoSQL database and the name of the eponymous company that produces it. Aerospike is a key-value data store designed to deliver sub-millisecond response time for real-time big data applications. The three main components of Aerospike are Aerospike database server, Aerospike Smart Clients, and Aerospike Management Console.

2. Amazon SimpleDB :
It is a hosted simple database service by Amazon, with the data stored in the Amazon Cloud. It is Amazon is a web service for running queries on structured data in real-time. This database is written in Erlang by Amazon.com. It has the following features – high availability and flexibility, with little or no administrative burden.

Difference between Aerospike and Amazon SimpleDB :

S.NO.	Aerospike	Amazon SimpleDB
1.	Developed By Aerospike in 2012.	Developed By Amazon in 2007.
2.	It is a flash-optimized In-memory NoSQL Database.	It is a hosted simple database service by Amazon, with the data stored in the Amazon Cloud.
3.	The License of Aerospike is Open Source.	The License of Amazon SimpleDB is commercial.
4.	Server operating systems for Aerospike is Linux.	In Amazon SimpleDB, Hosted server operating systems.
5.	It is not available as a cloud service.	It is available as a cloud service.
6.	It has user-defined functions for Server-side scripting.	It does not support the Server-side scripting.
7.	The supported partitioning method is Sharding.	It does not support partitioning methods.
8.	It supports Atomic execution of operations.	It does not support the ACID property.
9.	It supports only one replication method – a selectable replication factor.	It also supports replication methods.
10.	It offers an API for user-defined Map/Reduce methods.	It does not offer an API for user-defined Map/Reduce methods.
11.	The programming languages supported are .Net, C, C++, C#, Go, Javascript, Lua, Perl, Erlang, Java, PHP, Python, Ruby.	The programming languages supported are .Net, C, C++, Erlang, Java, PHP, Python, Ruby, and Scala.