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DBMS > Memcached vs. openGauss vs. OpenQM vs. OrigoDB vs. TerminusDB

System Properties Comparison Memcached vs. openGauss vs. OpenQM vs. OrigoDB vs. TerminusDB

Editorial information provided by DB-Engines
NameMemcached  Xexclude from comparisonopenGauss  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonOrigoDB  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
DescriptionIn-memory key-value store, originally intended for cachingAn enterprise-class RDBMS compatible with high-performance, high-availability and high-performance originally developed by HuaweiQpenQM is a high-performance, self-tuning, multi-value DBMSA fully ACID in-memory object graph databaseScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelKey-value storeRelational DBMSMultivalue DBMSDocument store
Object oriented DBMS
Graph DBMS
Secondary database modelsDocument store
Spatial DBMS
Document store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score19.42
Rank#32  Overall
#4  Key-value stores
Score1.08
Rank#183  Overall
#84  Relational DBMS
Score0.27
Rank#298  Overall
#10  Multivalue DBMS
Score0.00
Rank#383  Overall
#53  Document stores
#20  Object oriented DBMS
Score0.17
Rank#325  Overall
#29  Graph DBMS
Websitewww.memcached.orggitee.com/­opengauss
opengauss.org
www.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmorigodb.comterminusdb.com
Technical documentationgithub.com/­memcached/­memcached/­wikidocs.opengauss.org/­en
gitee.com/­opengauss/­docs
origodb.com/­docsterminusdb.github.io/­terminusdb/­#
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalHuawei and openGauss communityRocket Software, originally Martin PhillipsRobert Friberg et alDataChemist Ltd.
Initial release2003201919932009 infounder the name LiveDB2018
Current release1.6.25, March 20243.0, March 20223.4-1211.0.0, January 2023
License infoCommercial or Open SourceOpen Source infoBSD licenseOpen SourceOpen Source infoGPLv2, extended commercial license availableOpen SourceOpen Source infoGPL V3
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.
Implementation languageCC, C++, JavaC#Prolog, Rust
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
LinuxAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
Windows
Linux
Data schemeschema-freeyesyes infowith some exceptionsyesyes
Typing infopredefined data types such as float or datenoyesUser defined using .NET types and collectionsyes
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.noyesno infocan be achieved using .NETno
Secondary indexesnoyesyesyes
SQL infoSupport of SQLnoANSI SQL 2011nonoSQL-like query language (WOQL)
APIs and other access methodsProprietary protocolJDBC
ODBC
.NET Client API
HTTP API
LINQ
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
C
C++
Java
.Net
Basic
C
Java
Objective C
PHP
Python
.NetJavaScript
Python
Server-side scripts infoStored proceduresnoyesyesyesyes
Triggersnoyesyesyes infoDomain Eventsyes
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioning (by range, list and hash)yeshorizontal partitioning infoclient side managed; servers are not synchronizedGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallitySource-replica replicationyesSource-replica replicationJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnodepending on modelyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentnoyesyesyes infoWrite ahead logyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolAccess rights for users, groups and roles according to SQL-standardAccess rights can be defined down to the item levelRole based authorizationRole-based access control

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More resources
MemcachedopenGaussOpenQM infoalso called QMOrigoDBTerminusDB infoformer name was DataChemist
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