DB-EnginesInfluxDB: Focus on building software with an easy-to-use serverless, scalable time series platformEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > ClickHouse vs. HarperDB vs. MongoDB vs. Riak KV

System Properties Comparison ClickHouse vs. HarperDB vs. MongoDB vs. Riak KV

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameClickHouse  Xexclude from comparisonHarperDB  Xexclude from comparisonMongoDB  Xexclude from comparisonRiak KV  Xexclude from comparison
DescriptionColumn-oriented Relational DBMS powering YandexA 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.One of the most popular document stores available both as a fully managed cloud service and for deployment on self-managed infrastructureDistributed, fault tolerant key-value store
Primary database modelRelational DBMSDocument storeDocument storeKey-value store infowith links between data sets and object tags for the creation of secondary indexes
Secondary database modelsTime Series DBMSSpatial DBMS
Search engine infointegrated Lucene index, currently in MongoDB Atlas only.
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score9.26
Rank#49  Overall
#29  Relational DBMS
Score0.78
Rank#197  Overall
#30  Document stores
Score488.22
Rank#5  Overall
#1  Document stores
Score5.40
Rank#66  Overall
#9  Key-value stores
Websiteclickhouse.techharperdb.iowww.mongodb.comriak.com/­products/­riak-kv
Technical documentationclickhouse.tech/­docsharperdb.io/­developers/­documentation/­overviewdocs.mongodb.com/­manual
DeveloperYandex LLCHarperDBMongoDB, IncBasho Technologies
Initial release2016201720092009
Current releasev20.11.3.3-stable, November 20203.0, May 20214.4.5, April 20212.1.0, April 2015
License infoCommercial or Open SourceOpen Source infoApache 2.0commercial infofree community edition availableOpen Source infoMongoDB Inc.'s Server Side Public License v1. Prior versions were published under GNU AGPL v3.0. Commercial licenses are also available.Open Source infoApache version 2, commercial enterprise edition
Cloud-based only infoOnly available as a cloud servicenonono infoMongoDB available as DBaaS (MongoDB Atlas)no
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.
  • MongoDB Atlas: the global and fully-managed cloud database service from the makers of MongoDB. Deploy across AWS, Azure, or GCP.
  • ScaleGrid for MongoDB: Fully managed hosting for MongoDB database on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.
Implementation languageC++Node.jsC++Erlang
Server operating systemsFreeBSD
Linux
macOS
Linux
OS X
Linux
OS X
Solaris
Windows
Linux
OS X
Data schemeyesdynamic schemaschema-free infoAlthough schema-free, documents of the same collection often follow the same structure. Optionally impose all or part of a schema by defining a JSON schema.schema-free
Typing infopredefined data types such as float or dateyesyes infoJSON data typesyes infostring, integer, double, decimal, boolean, date, object_id, geospatialno
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 indexesnoyesyesrestricted
SQL infoSupport of SQLClose to ANSI SQLSQL-like data manipulation statementsRead-only SQL queries via the MongoDB Connector for BIno
APIs and other access methodsHTTP REST
JDBC
ODBC
Proprietary protocol
JDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
proprietary protocol using JSONHTTP API
Native Erlang Interface
Supported programming languagesC# info3rd party library
C++
Elixir info3rd party library
Go info3rd party library
Java info3rd party library
JavaScript (Node.js) info3rd party library
Kotlin info3rd party library
Nim info3rd party library
Perl info3rd party library
PHP info3rd party library
Python info3rd party library
R info3rd party library
Ruby info3rd party library
Scala info3rd party library
.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
Actionscript infounofficial driver
C
C#
C++
Clojure infounofficial driver
ColdFusion infounofficial driver
D infounofficial driver
Dart infounofficial driver
Delphi infounofficial driver
Erlang
Go
Groovy infounofficial driver
Haskell
Java
JavaScript
Lisp infounofficial driver
Lua infounofficial driver
MatLab infounofficial driver
Perl
PHP
PowerShell infounofficial driver
Prolog infounofficial driver
Python
R infounofficial driver
Ruby
Rust
Scala
Smalltalk infounofficial driver
Swift
C infounofficial client library
C#
C++ infounofficial client library
Clojure infounofficial client library
Dart infounofficial client library
Erlang
Go infounofficial client library
Groovy infounofficial client library
Haskell infounofficial client library
Java
JavaScript infounofficial client library
Lisp infounofficial client library
Perl infounofficial client library
PHP
Python
Ruby
Scala infounofficial client library
Smalltalk infounofficial client library
Server-side scripts infoStored proceduresnonoJavaScriptJavaScript and Erlang
Triggersnonoyes infoin MongoDB Atlas onlyyes infopre-commit hooks and post-commit hooks
Partitioning methods infoMethods for storing different data on different nodesA table resides as a whole on one (or more) nodes in a clusterSharding infopartitioned by hashed, ranged, or zoned sharding keysSharding infono "single point of failure"
Replication methods infoMethods for redundantly storing data on multiple nodesyes infothe nodes on which a table resides can be definedMulti-Source deployments with MongoDB Atlas Global Clusters
Source-replica replication
selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Eventual Consistency
Foreign keys infoReferential integritynonono infotypically not used, however similar functionality with DBRef possibleno infolinks between data sets can be stored
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoAtomic execution of specific operationsMulti-document ACID Transactions with snapshot isolationno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes, using LMDByes infooptionalyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes infoIn-memory storage engine introduced with MongoDB version 3.2
User concepts infoAccess controlAccess rights for users and rolesAccess rights for users and rolesAccess rights for users and rolesno
More information provided by the system vendor
ClickHouseHarperDBMongoDBRiak KV
Specific characteristicsHarperDB is the first distributed database with hybrid SQL & NoSQL functionality...
» more
MongoDB is the leading modern, general purpose data platform, designed to unleash...
» more
Competitive advantagesBy combining the functionality of the best SQL, NoSQL, and NewSQL products on the...
» more
The MongoDB platform can be used by developers building transactional, operational,...
» more
Typical application scenariosUse cases where HarperDB is a better fit than other solutions include: Rapid app...
» more
Internet of Things and Time Series (Bosch, Jaguar Land Rover) Mobile (The Weather...
» more
Key customersA few highlighted customers include: US Army, US Airforce, Chelan PUD, TATA, & Lumen....
» more
ADP, Adobe, Amadeus, AstraZeneca, Auto Trader, Barclays, BBVA, Bosch, Cisco, CERN,...
» more
Market metrics6,800 + npm downloads 1,600 + on Docker Hub 2,600 + cloud & local signups
» more
125 million downloads (growing at more than 30 thousand downloads per day), over...
» more
Licensing and pricing modelsHarperDB follows a freemium/premium model . A database is only as powerful as it...
» more
MongoDB database server: Server-Side Public License (SSPL) . Commercial licenses...
» 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
3rd partiesFivetran: Quickly and easily centralize your on-premise and cloud databases.
» more

Studio 3T: The world's favorite IDE for working with MongoDB
» more

CData: Connect to Big Data & NoSQL through standard Drivers.
» more

Datadog: Visualize all your MongoDB metrics.
» more

Navicat for MongoDB gives you a highly effective GUI interface for MongoDB database management, administration and development.
» more

ClusterControl: the only management system you’ll ever need to take control of your open source database infrastructure.
» more

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

More resources
ClickHouseHarperDBMongoDBRiak KV
DB-Engines blog posts

PostgreSQL is the DBMS of the Year 2020
4 January 2021, Paul Andlinger, Matthias Gelbmann

PostgreSQL is the DBMS of the Year 2018
2 January 2019, Paul Andlinger, Matthias Gelbmann

PostgreSQL moves up one rank at the expense of MongoDB
1 September 2016, Paul Andlinger

show all

Conferences and events

The Secret Sauce for Data Modeling
Webinar Recording, 1 June 2021 - 1 July 2021

MongoDB.Live
Virtual Conference, 13-14 July 2021

Recent citations in the news

Altinity grabs $4M seed to build cloud version of ClickHouse open-source data warehouse
1 October 2020, TechCrunch

Generous Alibaba to scatter 0.9% of annual revenue over Southeast Asia to develop tech talent and infrastructure
8 June 2021, The Register

Aiven set to grow open source database-as-a-service platform
30 March 2021, TechTarget

Open source product analytics platform PostHog raises $15M
10 June 2021, VentureBeat

Machine Learning Capabilities Come to the Majority of Open Source Databases with MindsDB AI-Tables
20 October 2020, PR Web

provided by Google News

Which Database Is Right For You? HarperDB vs. MongoDB vs. PostgreSQL
14 March 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 Cloud: The Database-as-a-Service for developers looking to build apps fast and cut costs - Help Net Security
24 April 2020, Help Net Security

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

provided by Google News

MongoDB: Expensive Despite Excellent Performance
9 June 2021, Seeking Alpha

MongoDB CTO on cloud database inroads and riding the developer wave
21 June 2021, VentureBeat

MongoDB Inc - Class A (MDB) gains 0.2470% for June 22
23 June 2021, Equities.com

MongoDB: Fiscal Q1 Earnings Snapshot
3 June 2021, Westport News

Hedge Funds Have Never Been This Bullish On MongoDB, Inc. (MDB)
21 June 2021, Yahoo Finance

provided by Google News

Is Riak A Good NoSQL Database Option?
1 July 2019, Analytics India Magazine

Cloud-Based Time Series Database Market Analysis on Growth Overview 2021 – 2028 with Top Performing Players | Alibaba, Dell (VMware), Amazon (AWS), Axibase, BangDB, AVEVA, etc – The ERX News
23 June 2021, The ERX News

Global Cloud-Based Time Series Database Market 2020 Examination and Industry Growth till 2025 – Mo' Times
8 June 2021, Mo' Times

Basho open-sources its Riak TS database for the Internet Of Things
5 May 2016, TechCrunch

Riak NoSQL Database: Use Cases and Best Practices
23 December 2011, InfoQ.com

provided by Google News

Job opportunities

Senior Database Engineer (Runtime)
PingCAP, Remote

Senior Database Engineer
PingCAP, Remote

Timeseries DB Specialist SA
Amazon Web Services, Inc., United States

Senior Software Engineer at Growing Fintech Startup
Databento, Remote

Sr Member of Technical Staff, SDWAN & SASE - Opportunity for Working Remotely Boston, MA
VMware, Boston, MA

Database Administrator
AMCHES, INC, Annapolis Junction, MD

Customer Success Associate
Nomad Health, Charlotte, NC

Sales Development Representative- East
Bevy, Atlanta, GA

Residential Property Inspector - 1099
Great Jones, Birmingham, AL

Java Developer (MongoDB)
V Projects, Remote

Operations Security Analyst
California State University, Dominguez, CA

Vice President, Application Engineering
BlackRock, New York, NY

Operations Security Analyst (Network Analyst III)
California State University, Dominguez Hills, Carson, CA

Data Engineer
Banjo Health, Remote

MySQL Database Administrator
Scientific Games, Alpharetta, GA

jobs by Indeed




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..

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

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.

Present your product here