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DBMS > GeoMesa vs. H2GIS vs. Oracle Coherence vs. PouchDB

System Properties Comparison GeoMesa vs. H2GIS vs. Oracle Coherence vs. PouchDB

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Editorial information provided by DB-Engines
NameGeoMesa  Xexclude from comparisonH2GIS  Xexclude from comparisonOracle Coherence  Xexclude from comparisonPouchDB  Xexclude from comparison
DescriptionGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.Spatial extension of H2Oracles in-memory data grid solutionJavaScript DBMS with an API inspired by CouchDB
Primary database modelSpatial DBMSSpatial DBMSKey-value storeDocument store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.86
Rank#205  Overall
#4  Spatial DBMS
Score0.08
Rank#368  Overall
#7  Spatial DBMS
Score1.97
Rank#129  Overall
#22  Key-value stores
Score2.34
Rank#112  Overall
#21  Document stores
Websitewww.geomesa.orgwww.h2gis.orgwww.oracle.com/­java/­coherencepouchdb.com
Technical documentationwww.geomesa.org/­documentation/­stable/­user/­index.htmlwww.h2gis.org/­docs/­homedocs.oracle.com/­en/­middleware/­standalone/­coherencepouchdb.com/­guides
DeveloperCCRi and othersCNRSOracleApache Software Foundation
Initial release2014201320072012
Current release5.0.0, May 202414.1, August 20237.1.1, June 2019
License infoCommercial or Open SourceOpen Source infoApache License 2.0Open Source infoLGPL 3.0commercialOpen Source
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageScalaJavaJavaJavaScript
Server operating systemsAll OS with a Java VMserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesyesno
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.nononono
Secondary indexesyesyesnoyes infovia views
SQL infoSupport of SQLnoyesnono
APIs and other access methodsJCache
JPA
RESTful HTTP API
HTTP REST infoonly for PouchDB Server
JavaScript API
Supported programming languagesJava.Net
C++
Java
JavaScript
Server-side scripts infoStored proceduresnoyes infobased on H2noView functions in JavaScript
Triggersnoyesyes infoLive Eventsyes
Partitioning methods infoMethods for storing different data on different nodesdepending on storage layernoneShardingSharding infowith a proxy-based framework, named couchdb-lounge
Replication methods infoMethods for redundantly storing data on multiple nodesdepending on storage layeryes infobased on H2yes, with selectable consistency levelMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemdepending on storage layerImmediate ConsistencyEventual Consistency
Immediate Consistency
Eventual Consistency
Foreign keys infoReferential integritynoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDconfigurableno
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyesyes infooptionallyyes infoby using IndexedDB, WebSQL or LevelDB as backend
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.depending on storage layeryesyesyes
User concepts infoAccess controlyes infodepending on the DBMS used for storageyes infobased on H2authentification to access the cache via certificates or http basic authenticationno

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More resources
GeoMesaH2GISOracle CoherencePouchDB
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