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DBMS > H2GIS vs. Realm vs. Solr vs. TerminusDB

System Properties Comparison H2GIS vs. Realm vs. Solr vs. TerminusDB

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Editorial information provided by DB-Engines
NameH2GIS  Xexclude from comparisonRealm  Xexclude from comparisonSolr  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
DescriptionSpatial extension of H2A DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataA widely used distributed, scalable search engine based on Apache LuceneScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelSpatial DBMSDocument storeSearch engineGraph DBMS
Secondary database modelsRelational DBMSSpatial DBMSDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.08
Rank#360  Overall
#7  Spatial DBMS
Score7.70
Rank#52  Overall
#9  Document stores
Score43.91
Rank#24  Overall
#3  Search engines
Score0.23
Rank#323  Overall
#28  Graph DBMS
Websitewww.h2gis.orgrealm.iosolr.apache.orgterminusdb.com
Technical documentationwww.h2gis.org/­docs/­homerealm.io/­docssolr.apache.org/­resources.htmlterminusdb.github.io/­terminusdb/­#
DeveloperCNRSRealm, acquired by MongoDB in May 2019Apache Software FoundationDataChemist Ltd.
Initial release2013201420062018
Current release9.5.0, February 202411.0.0, January 2023
License infoCommercial or Open SourceOpen Source infoLGPL 3.0Open SourceOpen Source infoApache Version 2Open Source infoGPL V3
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaProlog, Rust
Server operating systemsAndroid
Backend: server-less
iOS
Windows
All OS with a Java VM inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)Linux
Data schemeyesyesyes infoDynamic Fields enables on-the-fly addition of new fieldsyes
Typing infopredefined data types such as float or dateyesyesyes infosupports customizable data types and automatic typingyes
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.nonoyesno
Secondary indexesyesyesyes infoAll search fields are automatically indexed
SQL infoSupport of SQLyesnoSolr Parallel SQL InterfaceSQL-like query language (WOQL)
APIs and other access methodsJava API
RESTful HTTP/JSON API
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesJava.Net
Java infowith Android only
Objective-C
React Native
Swift
.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
JavaScript
Python
Server-side scripts infoStored proceduresyes infobased on H2no inforuns within the applications so server-side scripts are unnecessaryJava pluginsyes
Triggersyesyes infoChange Listenersyes infoUser configurable commands triggered on index changesyes
Partitioning methods infoMethods for storing different data on different nodesnonenoneShardingGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on H2noneyesJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonospark-solr: github.com/­lucidworks/­spark-solr and streaming expressions to reduceno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integrityyesnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDoptimistic lockingACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyesyesyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infoIn-Memory realmyes
User concepts infoAccess controlyes infobased on H2yesyesRole-based access control

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More resources
H2GISRealmSolrTerminusDB infoformer name was DataChemist
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