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DBMS > Amazon DynamoDB vs. Dgraph vs. SiteWhere

System Properties Comparison Amazon DynamoDB vs. Dgraph vs. SiteWhere

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Editorial information provided by DB-Engines
NameAmazon DynamoDB  Xexclude from comparisonDgraph  Xexclude from comparisonSiteWhere  Xexclude from comparison
DescriptionHosted, scalable database service by Amazon with the data stored in Amazons cloudDistributed and scalable native Graph DBMSM2M integration platform for persisting/querying time series data
Primary database modelDocument store
Key-value store
Graph DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score75.58
Rank#16  Overall
#3  Document stores
#2  Key-value stores
Score1.20
Rank#164  Overall
#15  Graph DBMS
Score0.07
Rank#346  Overall
#31  Time Series DBMS
Websiteaws.amazon.com/­dynamodbdgraph.iogithub.com/­sitewhere/­sitewhere
Technical documentationdocs.aws.amazon.com/­dynamodbdgraph.io/­docssitewhere1.sitewhere.io/­index.html
DeveloperAmazonDgraph Labs, Inc.SiteWhere
Initial release201220162010
License infoCommercial or Open Sourcecommercial infofree tier for a limited amount of database operationsOpen Source infoApache 2.0Open Source infoCommon Public Attribution License Version 1.0
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageGoJava
Server operating systemshostedLinux
OS X
Windows
Linux
OS X
Windows
Data schemeschema-freeschema-freepredefined scheme
Typing infopredefined data types such as float or dateyesyesyes
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 indexesyesyesno
SQL infoSupport of SQLnonono
APIs and other access methodsRESTful HTTP APIGraphQL query language
gRPC (using protocol buffers) API
HTTP API
HTTP REST
Supported programming languages.Net
ColdFusion
Erlang
Groovy
Java
JavaScript
Perl
PHP
Python
Ruby
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Server-side scripts infoStored proceduresnono
Triggersyes infoby integration with AWS Lambdano
Partitioning methods infoMethods for storing different data on different nodesShardingyesSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesyesSynchronous replication via Raftselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infomay be implemented via Amazon Elastic MapReduce (Amazon EMR)nono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be specified for read operations
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
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 regionACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)no infoPlanned for future releasesUsers with fine-grained authorization concept

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More resources
Amazon DynamoDBDgraphSiteWhere
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Recent citations in the news

Amazon DynamoDB re:Invent 2024 recap
19 December 2024, AWS Blog

AWS introduces Amazon Aurora DSQL and DynamoDB enhancements for multi-region workloads
3 December 2024, SiliconANGLE News

New Amazon DynamoDB zero-ETL integration with Amazon SageMaker Lakehouse | Amazon Web Services
3 December 2024, AWS Blog

Vector search for Amazon DynamoDB with zero ETL for Amazon OpenSearch Service
2 October 2024, AWS Blog

Get started with Amazon DynamoDB zero-ETL integration with Amazon Redshift
17 October 2024, AWS Blog

provided by Google News

The 12 Best Graph Databases to Consider for 2025
1 January 2025, Solutions Review

Dgraph on AWS: Setting up a horizontally scalable graph database
1 September 2020, AWS Blog

Top Open Source Graph Databases
3 June 2024, MarkTechPost

Popular Open Source GraphQL Company Dgraph Secures $6M in Seed Round with New Leadership
20 July 2022, PR Newswire

Dgraph raises $11.5 million for scalable graph database solutions
31 July 2019, VentureBeat

provided by Google News

SiteWhere: An open platform for connected devices
11 July 2017, Open Source For You

11 Best Open source IoT Platforms To Develop Smart Projects
9 March 2023, H2S Media

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