DB-EnginesExtremeDB: the embedded DBMS for embedded systemsEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > HarperDB vs. NSDb vs. RethinkDB vs. STSdb

System Properties Comparison HarperDB vs. NSDb vs. RethinkDB vs. STSdb

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameHarperDB  Xexclude from comparisonNSDb  Xexclude from comparisonRethinkDB  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionA distributed database focused on speed and ease of use. It has an intuitive REST API, and supports NoSQL and SQL including joins. HarperDB leverages standard interfaces, and users can be up and running in minutes.Scalable, High-performance Time Series DBMS designed for Real-time Analytics on top of KubernetesDBMS for the Web with a mechanism to push updated query results to applications in realtime.Key-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelDocument storeTime Series DBMSDocument storeKey-value store
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.64
Rank#213  Overall
#32  Document stores
Score0.02
Rank#340  Overall
#30  Time Series DBMS
Score3.09
Rank#91  Overall
#17  Document stores
Score0.18
Rank#290  Overall
#43  Key-value stores
Websiteharperdb.ionsdb.iorethinkdb.comgithub.com/­STSSoft/­STSdb4
Technical documentationharperdb.io/­developers/­documentation/­overviewnsdb.io/­Architecturerethinkdb.com/­docs
DeveloperHarperDBThe Linux Foundation infosince July 2017STS Soft SC
Initial release2017201720092011
Current release2.3.1, January 20212.4.1, August 20204.0.8, September 2015
License infoCommercial or Open Sourcecommercial infofree community edition availableOpen Source infoApache Version 2.0Open Source infoApache Version 2Open Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
HarperDB Cloud: Get To Market Faster, For Less Money Using Our Built-in API.
Implementation languageNode.jsJava, ScalaC++C#
Server operating systemsLinux
OS X
Linux
macOS
Linux
OS X
Windows
Windows
Data schemedynamic schemaschema-freeyes
Typing infopredefined data types such as float or dateyes infoJSON data typesyes: int, bigint, decimal, stringyes infostring, binary, float, bool, date, geometryyes 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.nonono
Secondary indexesyesall fields are automatically indexedyesno
SQL infoSupport of SQLSQL-like data manipulation statementsSQL-like query languagenono
APIs and other access methodsJDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
gRPC
HTTP REST
WebSocket
.NET Client API
Supported programming languages.Net
C
C#
C++
ColdFusion
D
Dart
Delphi
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
MatLab
Objective C
Perl
PHP
PowerShell
Prolog
Python
R
Ruby
Rust
Scala
Swift
Java
Scala
C infocommunity-supported driver
C# infocommunity-supported driver
C++ infocommunity-supported driver
Clojure infocommunity-supported driver
Dart infocommunity-supported driver
Erlang infocommunity-supported driver
Go infocommunity-supported driver
Haskell infocommunity-supported driver
Java infoofficial driver
JavaScript (Node.js) infoofficial driver
Lisp infocommunity-supported driver
Lua infocommunity-supported driver
Objective-C infocommunity-supported driver
Perl infocommunity-supported driver
PHP infocommunity-supported driver
Python infoofficial driver
Ruby infoofficial driver
Scala infocommunity-supported driver
C#
Java
Server-side scripts infoStored proceduresnonono
TriggersnoClient-side triggers through changefeedsno
Partitioning methods infoMethods for storing different data on different nodesA table resides as a whole on one (or more) nodes in a clusterShardingSharding inforange basednone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infothe nodes on which a table resides can be definedSource-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of specific operationsnoAtomic single-document operationsno
Concurrency infoSupport for concurrent manipulation of datayesyesyes infoMVCC basedyes
Durability infoSupport for making data persistentyes, using LMDBUsing Apache Luceneyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlAccess rights for users and rolesyes infousers and table-level permissionsno
More information provided by the system vendor
HarperDBNSDbRethinkDBSTSdb
Specific characteristicsHarperDB is the first distributed database with hybrid SQL & NoSQL functionality...
» more
Competitive advantagesBy combining the functionality of the best SQL, NoSQL, and NewSQL products on the...
» more
Typical application scenariosUse cases where HarperDB is a better fit than other solutions include: Rapid app...
» more
Key customersA few highlighted customers include: US Army, US Airforce, Chelan PUD, TATA, & Lumen....
» more
Market metrics6,800 + npm downloads 1,600 + on Docker Hub 2,600 + cloud & local signups
» more
Licensing and pricing modelsHarperDB follows a freemium/premium model . A database is only as powerful as it...
» more

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
HarperDBNSDbRethinkDBSTSdb
DB-Engines blog posts

Meet some database management systems you are likely to hear more about in the future
4 August 2014, Paul Andlinger

show all

Recent citations in the news

A Comprehensive Guide To Database Architectures And Use Cases
4 May 2021, hackernoon.com

HarperDB Releases HarperDB Cloud - PRNewswire
22 April 2020, PRNewswire

HarperDB: It’s all about the (open) DBaaS
20 July 2020, ComputerWeekly.com

HarperDB - How and Why We Built It From The Ground Up on NodeJS
28 February 2021, hackernoon.com

HarperDB Cloud: The Database-as-a-Service for developers looking to build apps fast and cut costs
24 April 2020, Help Net Security

provided by Google News

Global NoSQL Software Market In-depth Outlook 2021-2027 | MarkLogic, RethinkDB, CouchDB, SQL-RD, OrientDB, RavenDB – KSU | The Sentinel Newspaper
3 May 2021, KSU | The Sentinel Newspaper

Document Databases Software Market Size and Growth 2021-2027 | Top Companies – MongoDB, Amazon, ArangoDB, Azure Cosmos DB, Couchbase, MarkLogic, RethinkDB, CouchDB – KSU | The Sentinel Newspaper
11 May 2021, KSU | The Sentinel Newspaper

NoSQL Software Market 2021 Opportunities Analysis, Growth Forecast by Manufacturers – MongoDB, OrientDB, Amazon, Azure Cosmos DB, Couchbase, ArangoDB, CouchDB, MarkLogic, SQL-RD, RethinkDB, RavenDB, Microsoft, etc – BeverageManager .N
8 May 2021, BeverageManager .Net

Global Open Source Software Market : Key Players, Growth, Analysis, 2021-2027: SUSE,OpenText,Adobe,RethinkDB,Comiit,Compiere,Acquia,Astaro,Oracle,Intel,IBM,Automattic,Alfresco,Cleversafe,ClearCenter,Epson,Redpill Linpro,Canonical,Continuent,Re
10 May 2021, Test & Measurement

Open Source Software Market Research Report- Opportunities & Challenges With Completely Different Segments, Forecast- 2026 – The Courier
12 May 2021, The Courier

provided by Google News




Share this page

Featured Products

AllegroGraph logo

Graph Database Leader for AI Knowledge Graph Applications - The Most Secure Graph Database Available.
Free Download

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 5 GB free..

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Present your product here