1. |
It is developed By MongoDB, Inc in 2009. |
It is developed By Amazon in 2007. |
2. |
It is Open Source. |
It is commercial. |
3. |
Server operating systems for MongoDB is Linux, OS X, Solaris, Windows. |
Server operating systems for Amazon SimpleDB is hosted. |
4. |
Its Primary database model is a Document store. |
Its primary database model is the Key-value store. |
5. |
It has predefined data type such as date or float. |
It has no predefined data type such as date or float. |
6. |
It supports read-only SQL queries via the MongoDB Connector for BI. |
It does not support SQL. |
7. |
APIs and other access methods for MongoDB is proprietary protocol using JSON. |
APIs and other access methods for Amazon SimpleDB is RESTful HTTP API. |
8. |
Programming languages supported by MongoDB are Actionscript, C, C#, C++, Clojure, ColdFusion, D, Dart, Delphi, Erlang, Go, Groovy, Haskell, Java, JavaScript, Lisp, Lua, MatLab, Perl, PHP, PowerShell, Prolog, Python, R, Ruby, Scala, Smalltalk. |
Programming languages supported by Amazon SimpleDB are .Net, C, C++, Erlang, Java, PHP, Python, Ruby, Scala. |
9. |
It supports Server-side scripting using JavaScript. |
It does not support Server-side scripting. |
10. |
It supports Triggers. |
It does not support Triggers. |
11. |
It supports Partitioning methods using Sharding. |
It does not support Partitioning methods. |
12. |
It does not provide the concept of Referential Integrity. Hence, there is no Foreign Keys. |
It also does not provide the concept of Referential Integrity. Hence, there is no Foreign Keys. |
13. |
It supports Multi-document ACID Transactions with snapshot isolation. |
It does not support ACID properties. |