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DBMS > GeoMesa vs. IBM Db2 warehouse vs. PouchDB

System Properties Comparison GeoMesa vs. IBM Db2 warehouse vs. PouchDB

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Editorial information provided by DB-Engines
NameGeoMesa  Xexclude from comparisonIBM Db2 warehouse infoformerly named IBM dashDB  Xexclude from comparisonPouchDB  Xexclude from comparison
DescriptionGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.Cloud-based data warehousing serviceJavaScript DBMS with an API inspired by CouchDB
Primary database modelSpatial DBMSRelational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.78
Rank#213  Overall
#4  Spatial DBMS
Score1.30
Rank#164  Overall
#75  Relational DBMS
Score2.28
Rank#115  Overall
#21  Document stores
Websitewww.geomesa.orgwww.ibm.com/­products/­db2/­warehousepouchdb.com
Technical documentationwww.geomesa.org/­documentation/­stable/­user/­index.htmlpouchdb.com/­guides
DeveloperCCRi and othersIBMApache Software Foundation
Initial release201420142012
Current release4.0.5, February 20247.1.1, June 2019
License infoCommercial or Open SourceOpen Source infoApache License 2.0commercialOpen Source
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageScalaJavaScript
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.nono infoImport/export of XML data possibleno
Secondary indexesyesyesyes infovia views
SQL infoSupport of SQLnoyesno
APIs and other access methods.NET Client API
JDBC
ODBC
OLE DB
HTTP REST infoonly for PouchDB Server
JavaScript API
Supported programming languagesJava
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
JavaScript
Server-side scripts infoStored proceduresnoPL/SQL, SQL PLView functions in JavaScript
Triggersnoyesyes
Partitioning methods infoMethods for storing different data on different nodesdepending on storage layerShardingSharding infowith a proxy-based framework, named couchdb-lounge
Replication methods infoMethods for redundantly storing data on multiple nodesdepending on storage layeryesMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemdepending on storage layerImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes
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.depending on storage layeryesyes
User concepts infoAccess controlyes infodepending on the DBMS used for storagefine grained access rights according to SQL-standardno

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More resources
GeoMesaIBM Db2 warehouse infoformerly named IBM dashDBPouchDB
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