DB-EnginesExtremeDB: hybrid in-memory and persistent storage based on a true IMDSEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Drizzle vs. Geode vs. HarperDB vs. Kinetica vs. TerarkDB

System Properties Comparison Drizzle vs. Geode vs. HarperDB vs. Kinetica vs. TerarkDB

Editorial information provided by DB-Engines
NameDrizzle  Xexclude from comparisonGeode  Xexclude from comparisonHarperDB  Xexclude from comparisonKinetica  Xexclude from comparisonTerarkDB  Xexclude from comparison
Drizzle has published its last release in September 2012. The open-source project is discontinued and Drizzle is excluded from the DB-Engines ranking.
DescriptionMySQL fork with a pluggable micro-kernel and with an emphasis of performance over compatibility.Geode is a distributed data container, pooling memory, CPU, network resources, and optionally local disk across multiple processesA 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.GPU-accelerated database for real-time analysis of large and streaming datasetsA key-value store forked from RocksDB with advanced compression algorithms. It can be used standalone or as a storage engine for MySQL and MongoDB
Primary database modelRelational DBMSKey-value storeDocument storeRelational DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.71
Rank#132  Overall
#23  Key-value stores
Score0.83
Rank#197  Overall
#31  Document stores
Score0.73
Rank#206  Overall
#101  Relational DBMS
Score0.10
Rank#320  Overall
#50  Key-value stores
Websitegeode.apache.orgharperdb.iowww.kinetica.comgithub.com/­Terark/­terarkdb
Technical documentationgeode.apache.org/­docsharperdb.io/­developers/­documentation/­overviewwww.kinetica.com/­docsgithub.com/­Terark/­terarkdb/­wiki
DeveloperDrizzle project, originally started by Brian AkerOriginally developed by Gemstone. They outsourced the project to Apache in 2015 but still deliver a commercial version as Gemfire.HarperDBKineticaTerark
Initial release20082002201720122016
Current release7.2.4, September 20121.1, February 20173.0, May 20216.0
License infoCommercial or Open SourceOpen Source infoGNU GPLOpen Source infoApache Version 2; commercial licenses available as Gemfirecommercial infofree community edition availablecommercialcommercial inforestricted open source version available
Cloud-based only infoOnly available as a cloud servicenonononono
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.
Implementation languageC++JavaNode.jsC, C++C++
Server operating systemsFreeBSD
Linux
OS X
All OS with a Java VM infothe JDK (8 or later) is also requiredLinux
OS X
Linux
Data schemeyesschema-freedynamic schemayesschema-free
Typing infopredefined data types such as float or dateyesyesyes infoJSON data typesyesno
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.nononono
Secondary indexesyesnoyesyesno
SQL infoSupport of SQLyes infowith proprietary extensionsSQL-like query language (OQL)SQL-like data manipulation statementsSQL-like DML and DDL statementsno
APIs and other access methodsJDBCJava Client API
Memcached protocol
RESTful HTTP API
JDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
JDBC
ODBC
RESTful HTTP API
C++ API
Java API
Supported programming languagesC
C++
Java
PHP
.Net
All JVM based languages
C++
Groovy
Java
Scala
.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
C++
Java
JavaScript (Node.js)
Python
C++
Java
Server-side scripts infoStored proceduresnouser defined functionsnouser defined functionsno
Triggersno infohooks for callbacks inside the server can be used.yes infoCache Event Listenersnoyes infotriggers when inserted values for one or more columns fall within a specified rangeno
Partitioning methods infoMethods for storing different data on different nodesShardingShardingA table resides as a whole on one (or more) nodes in a clusterShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
Multi-source replicationyes infothe nodes on which a table resides can be definedSource-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency or Eventual Consistency depending on configuration
Foreign keys infoReferential integrityyesnonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyes, on a single nodeAtomic execution of specific operationsnono
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyes, using LMDByesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes infoGPU vRAM or System RAMyes
User concepts infoAccess controlPluggable authentication mechanisms infoe.g. LDAP, HTTPAccess rights per client and object definableAccess rights for users and rolesAccess rights for users and roles on table levelno
More information provided by the system vendor
DrizzleGeodeHarperDBKineticaTerarkDB
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 metrics6,800 + npm downloads 1,600 + on Docker Hub 2,600 + cloud & local signups
» more
Licensing and pricing modelsHarperDB 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
DrizzleGeodeHarperDBKineticaTerarkDB
DB-Engines blog posts

MySQL won the April ranking; did its forks follow?
1 April 2015, Paul Andlinger

Has MySQL finally lost its mojo?
1 July 2013, Matthias Gelbmann

show all

Recent citations in the news

HPE acquires Ampool to gain distributed SQL engine
9 July 2021, VentureBeat

SD Times news digest: TypeScript 4.4 beta, Rust support improvements in Linux kernel, Sauce Labs acquires Backtrace
6 July 2021, SDTimes.com

HPE buys query acceleration platform Ampool to boost Ezmeral hybrid cloud analytics
7 July 2021, SiliconANGLE News

HPE Acquires Ampool, a Query Acceleration Platform, to Support Ezmeral Hybrid Cloud Analytics
8 July 2021, EnterpriseTalk

Event-Driven Architectures with Apache Geode and Spring Integration
20 March 2019, InfoQ.com

provided by Google News

Which Database Is Right For You? HarperDB vs. MongoDB vs. PostgreSQL
14 March 2021, hackernoon.com

Greensburg Central Catholic's Blahovec commits to Youngstown State | Trib HSSN
23 July 2021, TribLIVE

HarperDB Releases HarperDB Cloud - PRNewswire
22 April 2020, PRNewswire

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

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

provided by Google News

GPU Database Market Size Analysis, Industry Outlook, Regional Forecast 2021-2027| Kinetica, Omnisci, Sqream, Neo4j, Nvidia, Brytlyt – The Manomet Current
30 July 2021, The Manomet Current

The insideBIGDATA IMPACT 50 List for Q3 2021
14 July 2021, insideBIGDATA

GPU Database Market (2021 – 2026) Worldwide Size, CAGR Status, Market trends, Analysis, Forecast – Domestic Violence
30 July 2021, Domestic Violence

GPU Database Market Covering Growth Elements and Future Trends by 2027, Players – SQream (US), Neo4j (US), NVIDIA (US), Brytlyt (UK), Blazegraph (US), BlazingDB (US), Zilliz (China) – The Manomet Current
26 July 2021, The Manomet Current

GPU Database Market to Showcase Outstanding CAGR During the Forecast Period, Key Players – GRC, Threat Intelligence. – The Manomet Current
26 July 2021, The Manomet Current

provided by Google News

ByteDance eyes big data push with Terark acquisition EJINSIGHT
30 April 2019, EJ Insight

Terark, A Chinese Startup, May Have Just Revolutionized How Data Is Stored, Accessed & Analyzed
26 June 2017, Indiatimes.com

A Chinese company is making the cloud 200x faster
3 July 2017, TechNode

provided by Google News

Job opportunities

Software Engineer - Tanzu Gemfire - Opportunity for Working Remotely Boston, MA
Pivotal, Boston, MA

Software Development Engineer in Test - Tanzu GemFire - Opportunity for Working Remotely Los Angeles, CA
Pivotal, Los Angeles, CA

Software Engineer - Tanzu Gemfire - Opportunity for Working Remotely Salt Lake City, UT
Pivotal, Salt Lake City, UT

Senior Product Manager - Opportunity for Working Remotely Detroit, MI
Pivotal, Detroit, MI

Senior Product Manager - Opportunity for Working Remotely Portland, OR
Pivotal, Portland, OR

Software Engineer
HarperDB, Denver, CO

Infrastructure Developer
HarperDB, Denver, CO

Senior Software Engineer
Enverus, Austin, TX

Sr. Solutions Architect
Kinetica DB, San Francisco, CA

Sr. Solutions Engineer
Kinetica DB, San Francisco, CA

Solutions Engineer (Pre-Sales)
Kinetica DB, San Francisco, CA

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 5 GB free..

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Vertica logo

The fastest unified analytical warehouse at extreme scale with in-database machine learning. Try Vertica for free with no time limit.

Neo4j logo

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

Present your product here