DBMS > 4D vs. HarperDB vs. RethinkDB vs. STSdb vs. Tkrzw

System Properties Comparison 4D vs. HarperDB vs. RethinkDB vs. STSdb vs. Tkrzw

Editorial information provided by DB-Engines

Name

Description

Application development environment with integrated database management system

A 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.

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

Key-Value Store with special method for indexing

optimized for high performance using a special indexing method

A concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto Cabinet

Primary database model

Relational DBMS

Document store

Key-value store

Secondary database models

Spatial DBMS

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

Score	2.42
Rank	#107	Overall
	#54	Relational DBMS

Score	0.54
Rank	#226	Overall
	#35	Document stores

Score	3.15
Rank	#90	Overall
	#16	Document stores

Score	0.19
Rank	#287	Overall
	#43	Key-value stores

Score	0.00
Rank	#347	Overall
	#57	Key-value stores

Website

www.4d.com

harperdb.io

rethinkdb.com

github.com/STSSoft/STSdb4

dbmx.net/tkrzw

Technical documentation

livedoc.4d.com

harperdb.io/developers/documentation/overview

rethinkdb.com/docs

Developer

4D, Inc

HarperDB

The Linux Foundation

since July 2017

STS Soft SC

Mikio Hirabayashi

Initial release

1984

2017

2009

2011

2020

Current release

v18 R5, January 2021

2.3.1, January 2021

2.4.1, August 2020

4.0.8, September 2015

0.9.3, August 2020

License

Commercial or Open Source

commercial

free community edition available

Open Source

Apache Version 2

Open Source

GPLv2, commercial license available

Open Source

Apache Version 2.0

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database 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 language

Node.js

C++

Server operating systems

OS X
Windows

Linux
OS X

Linux
OS X
Windows

Windows

Linux
macOS

Data scheme

yes

dynamic schema

schema-free

yes

schema-free

Typing

predefined data types such as float or date

yes

JSON data types

yes

string, binary, float, bool, date, geometry

yes

primitive types and user defined types (classes)

XML support

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

yes

Secondary indexes

yes

SQL

Support of SQL

yes

close to SQL 92

SQL-like data manipulation statements

APIs and other access methods

ODBC
RESTful HTTP API

by using 4D Mobile
SOAP webservices

JDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket

.NET Client API

Supported programming languages

4D proprietary IDE
PHP

.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

community-supported driver
C#

community-supported driver
C++

community-supported driver
Clojure

community-supported driver
Dart

community-supported driver
Erlang

community-supported driver
Go

community-supported driver
Haskell

community-supported driver
Java

official driver
JavaScript (Node.js)

official driver
Lisp

community-supported driver
Lua

community-supported driver
Objective-C

community-supported driver
Perl

community-supported driver
PHP

community-supported driver
Python

official driver
Ruby

official driver
Scala

community-supported driver

C#
Java

C++
Java
Python
Ruby

Server-side scripts

Stored procedures

yes

Triggers

yes

Client-side triggers through changefeeds

Partitioning methods

Methods for storing different data on different nodes

none

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

Sharding

range based

none

Replication methods

Methods for redundantly storing data on multiple nodes

Multi-source replication

yes

the nodes on which a table resides can be defined

Source-replica replication

none

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

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

ACID

Atomic execution of specific operations

Atomic single-document operations

Concurrency

Support for concurrent manipulation of data

yes

MVCC based

yes

Durability

Support for making data persistent

yes

yes, using LMDB

yes

In-memory capabilities

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

yes

using specific database classes

User concepts

Access control

Users and groups

Access rights for users and roles

yes

users and table-level permissions

More information provided by the system vendor

Specific characteristics

HarperDB is the first distributed database with hybrid SQL & NoSQL functionality...
» more

Competitive advantages

By combining the functionality of the best SQL, NoSQL, and NewSQL products on the...
» more

Typical application scenarios

Use cases where HarperDB is a better fit than other solutions include: Rapid app...
» more

Key customers

A few highlighted customers include: US Army, US Airforce, Chelan PUD, TATA, & Lumen....
» more

Market metrics

6,800 + npm downloads 1,600 + on Docker Hub 2,600 + cloud & local signups
» more

Licensing and pricing models

HarperDB 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

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Recent citations in the news

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

HarperDB Releases A Fully Managed & Hosted Cloud Offering
23 April 2020, Analytics India Magazine

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

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

Interview: Stephen Goldberg, CEO of HarperDB
8 June 2018, insideBIGDATA

provided by Google News

Open Source Software Market Rise in Demand, Opportunities, Future Analysis – SUSE, OpenText, Adobe, RethinkDB, Comiit, Compiere, etc – NeighborWebSJ
20 April 2021, NeighborWebSJ

NoSQL Software Market Information, Figures and Analytical Insights 2021– 2026 | MongoDB, OrientDB, Amazon, Azure Cosmos DB
9 April 2021, The Courier

Open Source Software Market Development Trends, Demand, Industry Projections by Companies – Epson, Canonical, Red Hat, Cleversafe, IBM, Oracle, ClearCenter, Transcend, Redpill Linpro, RethinkDB, Automattic, SUSE, Astaro, OpenText, Adobe, FOSSID, Compiere, Alfresco, Intel, Acquia, Comiit and Continuent – NeighborWebSJ
18 April 2021, NeighborWebSJ

Global NoSQL Databases Software Market Recent Trends, In-depth Analysis, Market Size Research Report Forecast up to 2025: MongoDB, Amazon, ArangoDB, Azure Cosmos DB, Couchbase – FLA News
16 April 2021, FLA News

Global NoSQL Databases Software Market 2021: MongoDB, Amazon, ArangoDB, Azure Cosmos DB, Couchbase, MarkLogic, RethinkDB, CouchDB, SQL-RD, OrientDB, RavenDB, Redis etc – Jumbo News
15 April 2021, Jumbo News

provided by Google News

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