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DBMS > AgensGraph vs. OpenQM vs. Solr

System Properties Comparison AgensGraph vs. OpenQM vs. Solr

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Editorial information provided by DB-Engines
NameAgensGraph  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonSolr  Xexclude from comparison
DescriptionMulti-model database supporting relational and graph data models and built upon PostgreSQLQpenQM is a high-performance, self-tuning, multi-value DBMSA widely used enterprise search engine based on Apache Lucene
Primary database modelGraph DBMS
Relational DBMS
Multivalue DBMSSearch engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.12
Rank#273  Overall
#24  Graph DBMS
#127  Relational DBMS
Score0.28
Rank#244  Overall
#10  Multivalue DBMS
Score56.16
Rank#17  Overall
#3  Search engines
Websitebitnine.netwww.openqm.comlucene.apache.org/­solr
Technical documentationbitnine.net/­documentationwww.openqm.com/­support/­documentationlucene.apache.org/­solr/­resources.html
DeveloperBitnine Global Inc.Martin PhillipsApache Software Foundation
Initial release201619932004
Current release2.1, December 20183.4-128.4.1, January 2020
License infoCommercial or Open SourceOpen Source infoApache License 2.0Open Source infoGPLv2, extended commercial license availableOpen Source infoApache Version 2
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.
Implementation languageCJava
Server operating systemsLinux
OS X
Windows
AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
All OS with a Java VM and a servlet container inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)
Data schemedepending on used data modelyes infowith some exceptionsyes infoDynamic Fields enables on-the-fly addition of new fields
Typing infopredefined data types such as float or dateyesyes infosupports customizable data types and automatic typing
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
Secondary indexesyesyesyes infoAll search fields are automatically indexed
SQL infoSupport of SQLyesnono infosupports limited query time joins
APIs and other access methodsCypher Query Language
JDBC
Java API
RESTful HTTP API
Supported programming languagesC
Java
JavaScript
Python
.Net
Basic
C
Java
Objective C
PHP
Python
.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresyesyesJava plugins
Triggersnoyesyes infoUser configurable commands triggered on index changes
Partitioning methods infoMethods for storing different data on different nodesno, but can be realized using table inheritanceyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replicationyescloud/distributed (via Zookeeper)
Master-slave replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency infoslaves poll the master in predefined intervalls
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDoptimistic locking infoSolr 4
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.nono
User concepts infoAccess controlfine grained access rights according to SQL-standardAccess rights can be defined down to the item level

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More resources
AgensGraphOpenQM infoalso called QMSolr
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