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

DBMS > HarperDB vs. Quasardb

System Properties Comparison HarperDB vs. Quasardb

Please select another system to include it in the comparison.

Our visitors often compare HarperDB and Quasardb with PostgreSQL, Redis and Google Cloud Firestore.

Editorial information provided by DB-Engines
NameHarperDB  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.Distributed, high-performance timeseries database
Primary database modelDocument storeTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.65
Rank#280  Overall
#41  Document stores
Score0.27
Rank#350  Overall
#32  Time Series DBMS
Websiteharperdb.ioquasardb.net
Technical documentationharperdb.io/­developers/­documentation/­overviewdoc.quasar.ai/­master
DeveloperHarperDBquasardb
Initial release20172009
Current release3.1, August 20213.13.3, April 2022
License infoCommercial or Open Sourcecommercial infofree community edition availablecommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licenses
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageNode.jsC++
Server operating systemsLinux
OS X
BSD
Linux
OS X
Windows
Data schemedynamic schemaschema-free
Typing infopredefined data types such as float or dateyes infoJSON data typesyes 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
Secondary indexesyesyes infowith tags
SQL infoSupport of SQLSQL-like data manipulation statementsSQL-like query language
APIs and other access methodsJDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
HTTP 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
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresCustom Functions infosince release 3.1no
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesA table resides as a whole on one (or more) nodes in a clusterSharding infoconsistent hashing
Replication methods infoMethods for redundantly storing data on multiple nodesyes infothe nodes on which a table resides can be definedSource-replica replication with selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of specific operationsACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes, using LMDByes infoby using LevelDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infoTransient mode
User concepts infoAccess controlAccess rights for users and rolesCryptographically 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
HarperDBQuasardb
Recent citations in the news

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

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

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

Stephen Goldberg Named 2023 Bill Daniels Ethical Leader of the ...
9 January 2023, business-news.ucdenver.edu

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

provided by Google News

The largest prehistoric mound in Europe is the Bronze-Age Hill of ...
31 May 2023, Nature.com

Use NSPI To Optimize Your Index Exposures
31 May 2023, ETFdb.com

Hubble Unexpectedly Finds Double Quasar in Distant Universe
5 April 2023, NASA

Astronomers puzzled by 'largest' ever cosmic explosion
14 May 2023, Phys.org

Time Series Databases Software Market Analysis and Demand with ...
11 May 2023, StreetBuzz

provided by Google News



Share this page

Featured Products

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.

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Vertica logo

Vertica Accelerator. The fastest analytics and machine learning, delivered as SaaS, with automated setup, administration, and management. Free trial.

Redis logo

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

Present your product here