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DBMS > Amazon DynamoDB vs. Blueflood vs. Microsoft Azure Cosmos DB vs. Microsoft Azure Search

System Properties Comparison Amazon DynamoDB vs. Blueflood vs. Microsoft Azure Cosmos DB vs. Microsoft Azure Search

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Editorial information provided by DB-Engines
NameAmazon DynamoDB  Xexclude from comparisonBlueflood  Xexclude from comparisonMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB  Xexclude from comparisonMicrosoft Azure Search  Xexclude from comparison
DescriptionHosted, scalable database service by Amazon with the data stored in Amazons cloudScalable TimeSeries DBMS based on CassandraGlobally distributed, horizontally scalable, multi-model database serviceSearch-as-a-service for web and mobile app development
Primary database modelDocument store
Key-value store
Time Series DBMSDocument store
Graph DBMS
Key-value store
Wide column store
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score66.18
Rank#16  Overall
#2  Document stores
#2  Key-value stores
Score0.15
Rank#285  Overall
#24  Time Series DBMS
Score31.67
Rank#25  Overall
#3  Document stores
#2  Graph DBMS
#3  Key-value stores
#3  Wide column stores
Score6.70
Rank#56  Overall
#6  Search engines
Websiteaws.amazon.com/­dynamodbblueflood.ioazure.microsoft.com/­services/­cosmos-dbazure.microsoft.com/­en-us/­services/­search
Technical documentationdocs.aws.amazon.com/­dynamodbgithub.com/­rackerlabs/­blueflood/­wikidocs.microsoft.com/­azure/­cosmos-dbdocs.microsoft.com/­en-us/­azure/­search
DeveloperAmazonRackspaceMicrosoftMicrosoft
Initial release2012201320142015
Current releaseV1
License infoCommercial or Open Sourcecommercial infofree tier for a limited amount of database operationsOpen Source infoApache 2.0commercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesnoyesyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava
Server operating systemshostedLinux
OS X
hostedhosted
Data schemeschema-freepredefined schemeschema-freeyes
Typing infopredefined data types such as float or dateyesyesyes infoJSON typesyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nono
Secondary indexesyesnoyes infoAll properties auto-indexed by defaultyes
SQL infoSupport of SQLnonoSQL-like query languageno
APIs and other access methodsRESTful HTTP APIHTTP RESTDocumentDB API
Graph API (Gremlin)
MongoDB API
RESTful HTTP API
Table API
RESTful HTTP API
Supported programming languages.Net
ColdFusion
Erlang
Groovy
Java
JavaScript
Perl
PHP
Python
Ruby
.Net
C#
Java
JavaScript
JavaScript (Node.js)
MongoDB client drivers written for various programming languages
Python
.Net
C#
Server-side scripts infoStored proceduresnonoJavaScriptno
Triggersyes infoby integration with AWS LambdanoJavaScriptno
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infobased on CassandraSharding infoImplicit feature of the cloud serviceSharding infoImplicit feature of the cloud service
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factor infobased on Cassandrayes infoImplicit feature of the cloud serviceyes infoImplicit feature of the cloud service
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infomay be implemented via Amazon Elastic MapReduce (Amazon EMR)nowith Hadoop integration infoIntegration with Hadoop/HDInsight on Azure*no
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be specified for read operations
Eventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Bounded Staleness
Consistent Prefix
Eventual Consistency
Immediate Consistency infoConsistency level configurable on request level
Session Consistency
Immediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoACID across one or more tables within a single AWS account and regionnoMulti-item ACID transactions with snapshot isolation within a partitionno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)noAccess rights can be defined down to the item levelyes infousing Azure authentication

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Related products and services
3rd partiesDynobase: Professional DynamoDB GUI Client. Available for Mac, Windows & Linux.
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CData: Connect to Big Data & NoSQL through standard Drivers.
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CData: Connect to Big Data & NoSQL through standard Drivers.
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We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
Amazon DynamoDBBluefloodMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDBMicrosoft Azure Search
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Recent citations in the news

ScyllaDB Unveils One-Step Migration from Amazon DynamoDB to Scylla NoSQL Database
2 September 2020, GlobeNewswire

DynamoDB on-demand vs. provisioned capacity: Which is better?
9 September 2020, TechTarget

AWS DynamoDB Vs Apache Cassandra: Comparing The Two NoSQL Databases
21 September 2020, Analytics India Magazine

Introducing immutable class mapping for the Enhanced DynamoDB Client in AWS SDK for Java 2.x
15 September 2020, idk.dev

Using DAL For Migration From DynamoDB to Spanner and Bigtable
9 September 2020, hackernoon.com

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Real-Time Performance and Health Monitoring Using Netdata
2 September 2019, CNX Software

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COVID-19 Update: Global NoSQL Software Market is Expected to Grow at a Healthy CAGR with Top players: MongoDB, Amazon, ArangoDB, Azure Cosmos DB, Couchbase, etc. | InForGrowth
25 September 2020, Crypto Daily

Top Announcements From Microsoft Ignite 2020 Conference
25 September 2020, Analytics India Magazine

The top Azure announcements from Microsoft Ignite 2020 - Cloud
22 September 2020, CRN Australia

Microsoft Announces a New Pricing Model Option for Azure Cosmos DB and More Capabilities
3 June 2020, InfoQ.com

Microsoft to introduce a free tier of its Cosmos DB NoSQL database
5 March 2020, ZDNet

provided by Google News

Cognitive Search - Azure Search with AI | Azure Friday - Microsoft
6 September 2019, Channel 9

Knowledge Mining with Azure Search | AI Show - Microsoft
8 October 2019, Channel 9

How to use Azure Search in .Net
23 April 2018, InfoWorld

Enlighten Designs settles in with specialisation
7 September 2020, Reseller News

Azure Cognitive Search brings knowledge mining to the enterprise
21 November 2019, SDTimes.com

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