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DBMS > H2GIS vs. Microsoft Azure SQL Database vs. PouchDB

System Properties Comparison H2GIS vs. Microsoft Azure SQL Database vs. PouchDB

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Editorial information provided by DB-Engines
NameH2GIS  Xexclude from comparisonMicrosoft Azure SQL Database infoformerly SQL Azure  Xexclude from comparisonPouchDB  Xexclude from comparison
DescriptionSpatial extension of H2Database as a Service offering with high compatibility to Microsoft SQL ServerJavaScript DBMS with an API inspired by CouchDB
Primary database modelSpatial DBMSRelational DBMSDocument store
Secondary database modelsRelational DBMSDocument store
Graph DBMS
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.05
Rank#372  Overall
#7  Spatial DBMS
Score78.40
Rank#15  Overall
#10  Relational DBMS
Score2.35
Rank#116  Overall
#22  Document stores
Websitewww.h2gis.orgazure.microsoft.com/­en-us/­products/­azure-sql/­databasepouchdb.com
Technical documentationwww.h2gis.org/­docs/­homedocs.microsoft.com/­en-us/­azure/­azure-sqlpouchdb.com/­guides
DeveloperCNRSMicrosoftApache Software Foundation
Initial release201320102012
Current releaseV127.1.1, June 2019
License infoCommercial or Open SourceOpen Source infoLGPL 3.0commercialOpen Source
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++JavaScript
Server operating systemshostedserver-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 methodsADO.NET
JDBC
ODBC
HTTP REST infoonly for PouchDB Server
JavaScript API
Supported programming languagesJava.Net
C#
Java
JavaScript (Node.js)
PHP
Python
Ruby
JavaScript
Server-side scripts infoStored proceduresyes infobased on H2Transact SQLView functions in JavaScript
Triggersyesyesyes
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infowith a proxy-based framework, named couchdb-lounge
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on H2yes, with always 3 replicas availableMulti-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.yesyes
User concepts infoAccess controlyes infobased on H2fine grained access rights according to SQL-standardno

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More resources
H2GISMicrosoft Azure SQL Database infoformerly SQL AzurePouchDB
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