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DBMS > 4D vs. IBM Cloudant vs. PostGIS vs. SiriDB

System Properties Comparison 4D vs. IBM Cloudant vs. PostGIS vs. SiriDB

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Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonIBM Cloudant  Xexclude from comparisonPostGIS  Xexclude from comparisonSiriDB  Xexclude from comparison
DescriptionApplication development environment with integrated database management systemDatabase as a Service offering based on Apache CouchDBSpatial extension of PostgreSQLOpen Source Time Series DBMS
Primary database modelRelational DBMSDocument storeSpatial DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.68
Rank#110  Overall
#54  Relational DBMS
Score2.73
Rank#108  Overall
#20  Document stores
Score23.90
Rank#29  Overall
#1  Spatial DBMS
Score0.11
Rank#346  Overall
#32  Time Series DBMS
Websitewww.4d.comwww.ibm.com/­products/­cloudantpostgis.netsiridb.com
Technical documentationdeveloper.4d.comcloud.ibm.com/­docs/­Cloudantpostgis.net/­documentationdocs.siridb.com
Developer4D, IncIBM, Apache Software Foundation infoIBM acquired Cloudant in February 2014Cesbit
Initial release1984201020052017
Current releasev20, April 20233.4.2, February 2024
License infoCommercial or Open SourcecommercialcommercialOpen Source infoGPL v2.0Open Source infoMIT License
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageErlangCC
Server operating systemsOS X
Windows
hostedLinux
Data schemeyesschema-freeyesyes
Typing infopredefined data types such as float or dateyesnoyesyes infoNumeric data
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.yesnoyesno
Secondary indexesyesyesyesyes
SQL infoSupport of SQLyes infoclose to SQL 92noyesno
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
RESTful HTTP/JSON APIHTTP API
Supported programming languages4D proprietary IDE
PHP
C#
Java
JavaScript
Objective-C
PHP
Ruby
C
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresyesView functions (Map-Reduce) in JavaScriptuser defined functionsno
Triggersyesyesyesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardingyes infobased on PostgreSQLSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationMulti-source replication
Source-replica replication
yes infobased on PostgreSQLyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoatomic operations within a document possibleACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes infoOptimistic lockingyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nononoyes
User concepts infoAccess controlUsers and groupsAccess rights for users can be defined per databaseyes infobased on PostgreSQLsimple rights management via user accounts

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More resources
4D infoformer name: 4th DimensionIBM CloudantPostGISSiriDB
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