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

DBMS > OpenQM vs. ScyllaDB vs. UniData,UniVerse

System Properties Comparison OpenQM vs. ScyllaDB vs. UniData,UniVerse

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameOpenQM infoalso called QM  Xexclude from comparisonScyllaDB  Xexclude from comparisonUniData,UniVerse  Xexclude from comparison
DescriptionQpenQM is a high-performance, self-tuning, multi-value DBMSCassandra and DynamoDB compatible wide column storeMultiValue database and application server with SQL mapping layer and meta database capabilities
Primary database modelMultivalue DBMSKey-value store
Wide column store
Multivalue DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.23
Rank#286  Overall
#10  Multivalue DBMS
Score4.31
Rank#87  Overall
#15  Key-value stores
#7  Wide column stores
Score4.41
Rank#85  Overall
#2  Multivalue DBMS
Websitewww.openqm.comwww.scylladb.comwww.rocketsoftware.com/­products/­rocket-u2
Technical documentationwww.openqm.com/­support/­documentationdocs.scylladb.comwww.rocketsoftware.com/­products/­rocket-u2/­documentation
DeveloperMartin PhillipsScyllaDBRocket Software
Initial release199320151985
Current release3.4-12ScyllaDB Open Source 5.0, July 2022
License infoCommercial or Open SourceOpen Source infoGPLv2, extended commercial license availableOpen Source infoOpen Source (AGPL), commercial license availablecommercial
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.
Scylla Cloud: Create real-time applications that run at global scale with Scylla Cloud, the industry’s most powerful NoSQL DBaaS
Implementation languageC++C
Server operating systemsAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
LinuxAIX
HP-UX
Linux
Solaris
Windows
Data schemeyes infowith some exceptionsschema-freeschema-free
Typing infopredefined data types such as float or dateyesoptional
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.yesno
Secondary indexesyesyes infocluster global secondary indicesyes
SQL infoSupport of SQLnoSQL-like DML and DDL statements (CQL)yes
APIs and other access methodsProprietary protocol (CQL) infocompatible with CQL (Cassandra Query Language, an SQL-like language)
RESTful HTTP API (DynamoDB compatible)
Thrift
Java API infoJPA
JDBC
ODBC
OLE DB
Proprietary protocol
RESTful HTTP API
SOAP-based API
Supported programming languages.Net
Basic
C
Java
Objective C
PHP
Python
For CQL interface: C#, C++, Clojure, Erlang, Go, Haskell, Java, JavaScript, Node.js, Perl, PHP, Python, Ruby, Rust, Scala
For DynamoDB interface: .Net, ColdFusion, Erlang, Groovy, Java, JavaScript, Perl, PHP, Python, Ruby
.Net
Basic infoU2 Basic
C
Java
Server-side scripts infoStored proceduresyesyes, Luayes
Triggersyesnoyes infoU2 Basic
Partitioning methods infoMethods for storing different data on different nodesyesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factor infoRepresentation of geographical distribution of servers is possibleSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Tunable Consistency infocan be individually decided for each write operation
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoAtomicity and isolation are supported for single operationsACID infoconfigurable
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoin-memory tables
User concepts infoAccess controlAccess rights can be defined down to the item levelAccess rights for users can be defined per objectAccess rights according to SQL-standard and operating system based
More information provided by the system vendor
OpenQM infoalso called QMScyllaDBUniData,UniVerse
Specific characteristicsScylla is a highly-available, highly-scalable, highly-performant NoSQL database....
» more
Competitive advantagesHighly-performant (efficiently utilizes full resources of a node and network; millions...
» more
Typical application scenariosAdTech ( AdGear , AppMonet , Dstillery , FullContact , MediaMath , Numberly , SAS...
» more
Key customersComcast, Grab, OlaCabs, Yahoo! Japan, IMVU, Adgear, Xandr, Zenly, Natura, Snapfish,...
» more
Licensing and pricing modelsScylla Open Source - free open source software (AGPL) Scylla Enterprise - subscription-based...
» 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
OpenQM infoalso called QMScyllaDBUniData,UniVerse
Recent citations in the news

OpenQM
5 March 2019, International Spectrum Magazine

provided by Google News

ScyllaDB Announces Latest Release of Its NoSQL Database
12 July 2022, Datanami

Cloud Database Demand Spurs 198% Growth for ScyllaDB
25 January 2022, GlobeNewswire

Experts Uncover 85 Apps with 13 Million Downloads Involved in Ad Fraud Scheme
27 September 2022, The Hacker News

ScyllaDB 5.0 set to advance NoSQL database capabilities
10 February 2022, TechTarget

Monstrously fast + scalable NoSQL database, ScyllaDB, now available on AWS Marketplace
13 April 2022, GlobeNewswire

provided by Google News

MEAS Department Seminar | Marine, Earth and Atmospheric Sciences
19 September 2022, Marine, Earth and Atmospheric Sciences

UniData
22 July 2019, International Spectrum Magazine

Data + software services
21 August 2018, UCAR

Six Rivers Lightning Complex Video – August 16, 2022 – The Lookout
16 August 2022, The Lookout.org

Six Rivers Lightning Complex Video – August 15, 2022 – The Lookout
15 August 2022, The Lookout.org

provided by Google News

Job opportunities

Technical Support Engineer
Rocket Software, United States

Senior Database Administrator (US, Canada)
PEX, Remote

Back-End Engineer
Tagup, Inc., Boston, MA

Senior WebRTC Engineer (EMEA)
Restream, Remote

Principal/Staff Data Engineer (Remote OK)
Arkose Labs, San Mateo, CA

Senior Data Engineer
Belden Inc., Santa Clara, CA

PICK Universe and UniData & UniBasic Developer
Cognizant Technology Solutions, Tampa, FL

UniData / PICK Developer (REMOTE)
cloudteam, Jacksonville, FL

Software Engineer (Unidata)
Paychex, Remote

Web Designer
SDK Software, Santa Ana, CA

Programmer/Analysts
The Bowman Group, Chatsworth, 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 80GB free.

Vertica logo

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

Neo4j logo

Neo4j NODES 2022
Free online conference for developers and data scientists.
November 16/17 2022.
Register now for free!

Redis logo

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

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Present your product here