DBMS > HarperDB vs. RethinkDB

System Properties Comparison HarperDB vs. RethinkDB

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Editorial information provided by DB-Engines

Name

Description

A DBMS for IoT projects, analytical and transactional use cases , runnable on IoT devices and in the cloud, in distributed and replicated environments

DBMS for the Web with a mechanism to push updated query results to applications in realtime.

Primary database model

Document store

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	0.41
Rank	#246	Overall
	#36	Document stores

Score	4.05
Rank	#84	Overall
	#14	Document stores

Website

harperdb.io

rethinkdb.com

Technical documentation

docs.harperdb.io

rethinkdb.com/docs

Developer

HarperDB

The Linux Foundation info

since July 2017

Initial release

2017

2009

Current release

2.4.0, December 2019

License

Commercial or Open Source

commercial info

free community edition available

Open Source info

Apache Version 2

Cloud-based only info

Only available as a cloud service

DBaaS offerings (sponsored links) info

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

Node.js

C++

Server operating systems

Linux
OS X

Linux
OS X
Windows

Data scheme

dynamic schema

schema-free

Typing

predefined data types such as float or date

yes

JSON data types

yes

string, binary, float, bool, date, geometry

XML support info

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

Secondary indexes

yes

SQL

Support of SQL

SQL-like data manipulation statements

APIs and other access methods

JDBC
ODBC
RESTful HTTP/JSON API

Supported programming languages

community-supported driver
C# info

community-supported driver
C++ info

community-supported driver
Clojure info

community-supported driver
Dart info

community-supported driver
Erlang info

community-supported driver
Go info

community-supported driver
Haskell info

community-supported driver
Java info

official driver
JavaScript (Node.js) info

official driver
Lisp info

community-supported driver
Lua info

community-supported driver
Objective-C info

community-supported driver
Perl info

community-supported driver
PHP info

community-supported driver
Python info

official driver
Ruby info

official driver
Scala info

community-supported driver

Server-side scripts info

Stored procedures

Triggers

Client-side triggers through changefeeds

Partitioning methods info

Methods for storing different data on different nodes

A table resides as a whole on one (or more) nodes in a cluster

Sharding

range based

Replication methods info

Methods for redundantly storing data on multiple nodes

yes

the nodes on which a table resides can be defined

Source-replica replication

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

Consistency concepts info

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys info

Referential integrity

Transaction concepts info

Support to ensure data integrity after non-atomic manipulations of data

Atomic execution of specific operations

Atomic single-document operations

Concurrency info

Support for concurrent manipulation of data

yes

MVCC based

Durability info

Support for making data persistent

yes, using LMDB

yes

In-memory capabilities info

Is there an option to define some or all structures to be held in-memory only.

yes

User concepts info

Access control

Access rights for users and roles

yes

users and table-level permissions

More information provided by the system vendor

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More resources

DB-Engines blog posts

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

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Recent citations in the news

HarperDB Releases HarperDB Cloud
22 April 2020, PRNewswire

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

HarperDB and Dianomic Systems Collaborate to Enhance Edge Industrial Solutions
1 July 2020, PRNewswire

/C O R R E C T I O N -- HarperDB/
1 July 2020, Yahoo Finance

HarperDB: An underdog SQL / NoSQL database
7 February 2018, ZDNet

provided by Google News

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26 November 2020, News by aeresearch

NoSQL Databases Software Market 2020 to Global Forecast 2023 By Key Companies – MongoDB, Amazon, ArangoDB, Azure Cosmos DB, Couchbase, MarkLogic, RethinkDB, CouchDB, SQL-RD, OrientDB, RavenDB, Redis
25 November 2020, The Haitian-Caribbean News Network

Comprehensive Report on Open Source Software Market 2020 | Size, Growth, Demand, Opportunities & Forecast To 2026 | FOSSID, ClearCenter, Acquia, OpenText, Redpill Linpro
26 November 2020, The Market Feed

provided by Google News

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