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DBMS > H2GIS vs. PostGIS vs. PouchDB

System Properties Comparison H2GIS vs. PostGIS vs. PouchDB

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Editorial information provided by DB-Engines
NameH2GIS  Xexclude from comparisonPostGIS  Xexclude from comparisonPouchDB  Xexclude from comparison
DescriptionSpatial extension of H2Spatial extension of PostgreSQLJavaScript DBMS with an API inspired by CouchDB
Primary database modelSpatial DBMSSpatial DBMSDocument store
Secondary database modelsRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.05
Rank#372  Overall
#7  Spatial DBMS
Score23.90
Rank#29  Overall
#1  Spatial DBMS
Score2.35
Rank#116  Overall
#22  Document stores
Websitewww.h2gis.orgpostgis.netpouchdb.com
Technical documentationwww.h2gis.org/­docs/­homepostgis.net/­documentationpouchdb.com/­guides
DeveloperCNRSApache Software Foundation
Initial release201320052012
Current release3.4.2, February 20247.1.1, June 2019
License infoCommercial or Open SourceOpen Source infoLGPL 3.0Open Source infoGPL v2.0Open Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaCJavaScript
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesyesschema-free
Typing infopredefined data types such as float or dateyesyesno
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 infovia views
SQL infoSupport of SQLyesyesno
APIs and other access methodsHTTP REST infoonly for PouchDB Server
JavaScript API
Supported programming languagesJavaJavaScript
Server-side scripts infoStored proceduresyes infobased on H2user defined functionsView functions in JavaScript
Triggersyesyesyes
Partitioning methods infoMethods for storing different data on different nodesnoneyes infobased on PostgreSQLSharding infowith a proxy-based framework, named couchdb-lounge
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on H2yes infobased on PostgreSQLMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integrityyesyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyesyes 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.yesnoyes
User concepts infoAccess controlyes infobased on H2yes infobased on PostgreSQLno

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More resources
H2GISPostGISPouchDB
DB-Engines blog posts

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