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DBMS > Amazon CloudSearch vs. Amazon DynamoDB

System Properties Comparison Amazon CloudSearch vs. Amazon DynamoDB

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Our visitors often compare Amazon CloudSearch and Amazon DynamoDB with OpenSearch, Elasticsearch and PostgreSQL.

Editorial information provided by DB-Engines
NameAmazon CloudSearch  Xexclude from comparisonAmazon DynamoDB  Xexclude from comparison
DescriptionA hosted search engine service by Amazon with the data stored in Amazons cloudHosted, scalable database service by Amazon with the data stored in Amazons cloud
Primary database modelSearch engineDocument store
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.62
Rank#135  Overall
#12  Search engines
Score76.49
Rank#15  Overall
#3  Document stores
#2  Key-value stores
Websiteaws.amazon.com/­cloudsearchaws.amazon.com/­dynamodb
Technical documentationdocs.aws.amazon.com/­cloudsearchdocs.aws.amazon.com/­dynamodb
DeveloperAmazonAmazon
Initial release20122012
License infoCommercial or Open Sourcecommercialcommercial infofree tier for a limited amount of database operations
Cloud-based only infoOnly available as a cloud serviceyesyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Server operating systemshostedhosted
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesyes
Secondary indexesyes infoall search fields are automatically indexedyes
SQL infoSupport of SQLnono
APIs and other access methodsHTTP APIRESTful HTTP API
Supported programming languages.Net
ColdFusion
Erlang
Groovy
Java
JavaScript
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresnono
Triggersnoyes infoby integration with AWS Lambda
Partitioning methods infoMethods for storing different data on different nodesyes infoautomatic partitioning across Amazon Search Instance as requiredSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infomanaged transparently by AWSyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono infomay be implemented via Amazon Elastic MapReduce (Amazon EMR)
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be specified for read operations
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infoACID across one or more tables within a single AWS account and region
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
User concepts infoAccess controlauthentication via encrypted signaturesAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)

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More resources
Amazon CloudSearchAmazon DynamoDB
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Recent citations in the news

Transition from Amazon CloudSearch to Amazon OpenSearch Service
25 July 2024, Amazon Web Services (AWS)

AWS is quietly killing off services under its new CEO
31 July 2024, The Stack

Amazon CloudSearch – Even Better Searching for Less Than $100/Month
24 March 2014, Amazon Web Services (AWS)

AWS closes several cloud services to new customers
8 August 2024, InfoWorld

AWS quietly freezes CodeCommit, Cloud9, SimpleDB and more, customers complain about lack of notice
31 July 2024, devclass

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Amazon DynamoDB re:Invent 2024 recap
19 December 2024, Amazon Web Services (AWS)

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7 January 2025, Amazon Web Services (AWS)

What version of Amazon DynamoDB are you running?
15 October 2024, Amazon Web Services (AWS)

Enhance real-time applications with AWS AppSync Events data source integrations | Amazon Web Services
24 April 2025, Amazon Web Services (AWS)

New Amazon DynamoDB zero-ETL integration with Amazon SageMaker Lakehouse | Amazon Web Services
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