Amazon CloudSearch和Amazon SimpleDB之间的区别

1. Amazon CloudSearch：
它是可扩展的基于云的搜索服务，是Amazon Web Services的一部分。它是Amazon的托管搜索引擎服务，数据存储在Amazon云中。该数据库支持34种语言，其功能包括突出显示，自动完成和地理空间搜索。

2. Amazon SimpleDB：
它是Amazon托管的简单数据库服务，数据存储在Amazon Cloud中。它是Amazon是一项用于实时在结构化数据上运行查询的Web服务。该数据库由Amazon.com用Erlang编写。它具有以下功能–高可用性和灵活性，几乎没有管理负担。

Amazon CloudSearch和Amazon SimpleDB之间的区别：

S.NO.	Amazon CloudSearch	Amazon SimpleDB
1.	Developed By Amazon in 2012.	Developed By Amazon in 2007.
2.	It is a hosted search engine service by Amazon with data stored in Amazon cloud.	It is a hosted simple database service by Amazon, with data stored in Amazon Cloud.
3.	It supports replication methods that are managed transparently by AWS.	It supports replication methods.
4.	It supports partitioning methods.	It does not support partitioning methods.
5.	Its Primary database model is a Search engine.	Its primary database model is the Key-value store.
6.	It supports predefined data types such as float or date.	It does not support predefined data types such as float or date.
7.	No Methods to ensure consistency in a distributed system.	Eventual Consistency and Immediate Consistency is used to ensure consistency in a distributed system.
8.	Replication methods are managed transparently by AWS support.	The replication method is not managed by any support.
9.	It supports Data scheme.	It supports schema-free Data scheme.