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DBMS > Amazon DynamoDB vs. RocksDB vs. STSdb

System Properties Comparison Amazon DynamoDB vs. RocksDB vs. STSdb

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Editorial information provided by DB-Engines
NameAmazon DynamoDB  Xexclude from comparisonRocksDB  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionHosted, scalable database service by Amazon with the data stored in Amazons cloudEmbeddable persistent key-value store optimized for fast storage (flash and RAM)Key-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelDocument store
Key-value store
Key-value storeKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score57.82
Rank#18  Overall
#2  Document stores
#2  Key-value stores
Score2.16
Rank#104  Overall
#19  Key-value stores
Score0.12
Rank#274  Overall
#45  Key-value stores
Websiteaws.amazon.com/­dynamodbrocksdb.orgstssoft.com/­products/­stsdb-4-0
Technical documentationdocs.aws.amazon.com/­dynamodbgithub.com/­facebook/­rocksdb/­wiki
DeveloperAmazonFacebook, Inc.STS Soft SC
Initial release201220132011
Current release6.2.2, August 2019
License infoCommercial or Open Sourcecommercial infofree tier for a limited amount of database operationsOpen Source infoBSDOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C#
Server operating systemshostedWindows
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesnoyes infoprimitive types and user defined types (classes)
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.no
Secondary indexesyesnono
SQL infoSupport of SQLnonono
APIs and other access methodsRESTful HTTP APIC++ API
Java API
.NET Client API
Supported programming languages.Net
ColdFusion
Erlang
Groovy
Java
JavaScript
Perl
PHP
Python
Ruby
C++
Java
C#
Java
Server-side scripts infoStored proceduresnonono
Triggersyes infoby integration with AWS Lambdanono
Partitioning methods infoMethods for storing different data on different nodesShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyesnonenone
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
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 regionyesno
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.yes
User concepts infoAccess controlAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)nono

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More resources
Amazon DynamoDBRocksDBSTSdb
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Recent citations in the news

ScyllaDB takes on Amazon with new DynamoDB migration tool
11 September 2019, TechCrunch

ScyllaDB powers up Alternator: an open Amazon DynamoDB API - Open Source Insider
13 September 2019, ComputerWeekly.com

Rockset Now Supports Amazon DynamoDB
20 August 2019, Database Trends and Applications

Startup Rockset Adds SQL to DynamoDB
21 August 2019, Datanami

Rockset Releases Industry's First Real-Time SQL for Amazon DynamoDB
20 August 2019, GlobeNewswire

provided by Google News

Toshiba Memory America Optimizes RocksDB for SSDs
1 August 2019, Business Wire

Facebook Opens Up Osquery Tool
12 December 2014, EnterpriseTech

Alluxio Bolsters Data Orchestration for Hybrid Cloud World
11 July 2019, Datanami

MariaDB Adding Support for Facebook MyRocks
8 December 2016, DZone News

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27 April 2016, DZone News

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