DB-EnginesExtremeDB: the mission critical dbmsEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > HarperDB vs. Prometheus vs. Quasardb

System Properties Comparison HarperDB vs. Prometheus vs. Quasardb

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameHarperDB  Xexclude from comparisonPrometheus  Xexclude from comparisonQuasardb  Xexclude from comparison
DescriptionUltra-low latency distributed database with an intuitive REST API supporting NoSQL and SQL (including joins). Deployment of functions and databases simultaneously with a consolidated node-level architecture.Open-source TimeSeries DBMS and monitoring systemDistributed, high-performance timeseries database
Primary database modelDocument storeTime Series DBMSTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.46
Rank#283  Overall
#42  Document stores
Score7.33
Rank#57  Overall
#3  Time Series DBMS
Score0.16
Rank#369  Overall
#36  Time Series DBMS
Websiteharperdb.ioprometheus.ioquasardb.net
Technical documentationharperdb.io/­developers/­documentation/­overviewprometheus.io/­docsdoc.quasar.ai/­master
DeveloperHarperDBquasardb
Initial release201720152009
Current release3.1, August 20213.13.3, April 2022
License infoCommercial or Open Sourcecommercial infofree community edition availableOpen Source infoApache 2.0commercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licenses
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageNode.jsGoC++
Server operating systemsLinux
OS X
Linux
Windows
BSD
Linux
OS X
Windows
Data schemedynamic schemayesschema-free
Typing infopredefined data types such as float or dateyes infoJSON data typesNumeric data onlyyes infointeger and binary
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 infoImport of XML data possibleno
Secondary indexesyesnoyes infowith tags
SQL infoSupport of SQLSQL-like data manipulation statementsnoSQL-like query language
APIs and other access methodsJDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
RESTful HTTP/JSON APIHTTP 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
.Net
C++
Go
Haskell
Java
JavaScript (Node.js)
Python
Ruby
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresCustom Functions infosince release 3.1nono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesA table resides as a whole on one (or more) nodes in a clusterShardingSharding infoconsistent hashing
Replication methods infoMethods for redundantly storing data on multiple nodesyes infothe nodes on which a table resides can be definedyes infoby FederationSource-replica replication with selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonowith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of specific operationsnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes, using LMDByesyes infoby using LevelDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes infoTransient mode
User concepts infoAccess controlAccess rights for users and rolesnoCryptographically strong user authentication and audit trail

More information provided by the system vendor

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
HarperDBPrometheusQuasardb
Recent citations in the news

Verizon Combines its Edge Discovery & QoS APIs with AWS ...
6 March 2023, The Fast Mode

HarperDB 4.0 integrates with open-source connectivity platform ...
17 January 2023, SiliconANGLE News

Edison Interactive partners with HarperDB to deliver premier digital ...
30 August 2022, PR Newswire

Jaxon Repp on HarperDB Distributed Database Platform
23 March 2022, InfoQ.com

NATS, An Open Source Connection Technology Now Includes ...
19 January 2023, Open Source For You

provided by Google News

Comcast subsidiary survives March Madness with AIOps
29 March 2023, TechTarget

What Are Time Series Databases, and Why Do You Need Them?
27 March 2023, The New Stack

Time Series Databases Software Market Forecast Report 2023-2030
29 March 2023, Digital Journal

A near real-time web-system for predicting fire spread across the ...
24 March 2023, Nature.com

Query Optimization in the Prometheus World
14 June 2022, The New Stack

provided by Google News

Time Series Databases Software Market Forecast Report 2023-2030
29 March 2023, Digital Journal

Mind-Bending Animation Shows How The Universe Would Look if ...
20 March 2023, ScienceAlert

Rising Trends of Laser Engraving Solution Market will Witness ...
17 March 2023, Digital Journal

Unprecedented glimpse of merging galaxies: Swirling galaxies unite ...
20 October 2022, Science Daily

Molecular fingerprints resolve affinities of Rhynie chert organic fossils
13 March 2023, Nature.com

provided by Google News

Job opportunities

SENIOR FULLSTACK DEVELOPER (PYTHON)
Codenotary, Remote

Uncapped Games - Site Reliability Engineer
Tencent, Los Angeles, CA

Lead Engineer - Observability (Remote)
Victoria's Secret, Reynoldsburg, OH

Sr. Backend Developer
Zscaler, San Jose, CA

Observability Engineer
Citi, Irving, TX

jobs by Indeed



Share this page

Featured Products

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Redis logo

The world’s most loved real‑time data platform.
Try free

Cassandra Forward online event

Want to level up your Cassandra game?
If you missed the event or would like to re-watch a session, replays are available now. Watch now!

Neo4j logo

See for yourself how a graph database can make your life easier.
Use Neo4j online for free.

AllegroGraph logo

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

Present your product here