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 > Coveo vs. H2 vs. HarperDB

System Properties Comparison Coveo vs. H2 vs. HarperDB

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameCoveo  Xexclude from comparisonH2  Xexclude from comparisonHarperDB  Xexclude from comparison
DescriptionAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentFull-featured RDBMS with a small footprint, either embedded into a Java application or used as a database server.Ultra-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.
Primary database modelSearch engineRelational DBMSDocument store
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.37
Rank#132  Overall
#12  Search engines
Score8.46
Rank#53  Overall
#32  Relational DBMS
Score0.56
Rank#267  Overall
#39  Document stores
Websitewww.coveo.comwww.h2database.comharperdb.io
Technical documentationdocs.coveo.comwww.h2database.com/­html/­main.htmlharperdb.io/­developers/­documentation/­overview
DeveloperCoveoThomas MuellerHarperDB
Initial release201220052017
Current release2.1.210, January 20223.1, August 2021
License infoCommercial or Open SourcecommercialOpen Source infodual-licence (Mozilla public license, Eclipse public license)commercial infofree community edition available
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaNode.js
Server operating systemshostedAll OS with a Java VMLinux
OS X
Data schemehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyesdynamic schema
Typing infopredefined data types such as float or dateyesyesyes infoJSON data types
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 indexesyesyesyes
SQL infoSupport of SQLnoyesSQL-like data manipulation statements
APIs and other access methodsRESTful HTTP APIJDBC
ODBC
JDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
Supported programming languagesC#
Java
JavaScript
Python
Java.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
Server-side scripts infoStored proceduresnoJava Stored Procedures and User-Defined FunctionsCustom Functions infosince release 3.1
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesyesnoneA table resides as a whole on one (or more) nodes in a cluster
Replication methods infoMethods for redundantly storing data on multiple nodesyesWith clustering: 2 database servers on different computers operate on identical copies of a databaseyes infothe nodes on which a table resides can be defined
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDAtomic execution of specific operations
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyesyes, using LMDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlgranular access controls, API key management, content filtersfine grained access rights according to SQL-standardAccess rights for users and roles
More information provided by the system vendor
CoveoH2HarperDB
Specific characteristicsHarperDB is the first distributed database with hybrid SQL & NoSQL functionality...
» more
Competitive advantagesBy combining the functionality of the best SQL, NoSQL, and NewSQL products on the...
» more
Typical application scenariosUse cases where HarperDB is a better fit than other solutions include: Rapid app...
» more
Key customersA few highlighted customers include: US Army, US Airforce, Chelan PUD, TATA, & Lumen....
» more
Market metricsOver 94K total HarperDB users : 16,500+ npm downloads 73,600+ on Docker Hub 4,200+...
» more
Licensing and pricing modelsHarperDB follows a freemium/premium model . A data base 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
CoveoH2HarperDB
Recent citations in the news

Coveo Reports Third Quarter Fiscal 2023 Financial Results
6 February 2023, GlobeNewswire

Coveo Again Named a Champion in Enterprise Search Data ...
31 January 2023, MarTech Series

Coveo Solutions Inc
31 January 2023, Baystreet.ca

Coveo Solutions Swings to Q3 Net Loss; Revenue Increases 23% Over Year-Ago Period
6 February 2023, Marketscreener.com

Coveo Introduces Comprehensive Product Suite to Help Modernize ...
11 January 2023, GlobeNewswire

provided by Google News

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

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

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

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

provided by Google News

Job opportunities

Software Engineer
Outerbounds, Remote

Infrastructure Engineer
Outerbounds, Remote

Software Engineer
Outerbounds, California

SENIOR SALESFORCE ADMINISTRATOR (UCPATH) - REMOTE IN CALIFORNIA
UCPath Center, Riverside, CA

Sitecore Developer-Remote
HUB International, Chicago, IL

NoSQL Data Engineer Work from Home
Lumen, Remote

NodeJS Customer Success Engineer
HarperDB, Inc., Remote

DevOps Engineer
HarperDB, Inc., Remote

jobs by Indeed



Share this page

Featured Products

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 80GB free.

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

Neo4j logo

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

Vertica logo

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

Present your product here