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DBMS > GeoMesa vs. Quasardb vs. TerminusDB

System Properties Comparison GeoMesa vs. Quasardb vs. TerminusDB

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Editorial information provided by DB-Engines
NameGeoMesa  Xexclude from comparisonQuasardb  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
DescriptionGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.Distributed, high-performance timeseries databaseScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelSpatial DBMSTime Series DBMSGraph DBMS
Secondary database modelsDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.75
Rank#204  Overall
#3  Spatial DBMS
Score0.07
Rank#329  Overall
#29  Time Series DBMS
Score0.10
Rank#314  Overall
#29  Graph DBMS
Websitewww.geomesa.orgquasardb.netterminusdb.com
Technical documentationwww.geomesa.org/­documentation/­stable/­user/­index.htmldoc.quasar.ai/­masterterminusdb.github.io/­terminusdb/­#
DeveloperCCRi and othersquasardbDataChemist Ltd.
Initial release201420092018
Current release3.2.0, April 20213.13.3, April 202210.0.21, March 2022
License infoCommercial or Open SourceOpen Source infoApache License 2.0commercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensesOpen Source infoGPL V3
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageScalaC++Prolog, Rust
Server operating systemsBSD
Linux
OS X
Windows
Linux
Data schemeyesschema-freeyes
Typing infopredefined data types such as float or dateyesyes infointeger and binaryyes
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.nonono
Secondary indexesyesyes infowith tags
SQL infoSupport of SQLnoSQL-like query languageSQL-like query language (WOQL)
APIs and other access methodsHTTP APIOWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languages.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
JavaScript
Python
Server-side scripts infoStored proceduresnonoyes
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesdepending on storage layerSharding infoconsistent hashingGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesdepending on storage layerSource-replica replication with selectable replication factorJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsyeswith Hadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemdepending on storage layerImmediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoby using LevelDByes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.depending on storage layeryes infoTransient mode
User concepts infoAccess controlyes infodepending on the DBMS used for storageCryptographically strong user authentication and audit trailRole-based access control

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More resources
GeoMesaQuasardbTerminusDB infoformer name was DataChemist
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