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DBMS > 4D vs. AlaSQL vs. OpenQM vs. PouchDB vs. SAP IQ

System Properties Comparison 4D vs. AlaSQL vs. OpenQM vs. PouchDB vs. SAP IQ

Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonAlaSQL  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonPouchDB  Xexclude from comparisonSAP IQ infoformer name: Sybase IQ  Xexclude from comparison
DescriptionApplication development environment with integrated database management systemJavaScript DBMS libraryQpenQM is a high-performance, self-tuning, multi-value DBMSJavaScript DBMS with an API inspired by CouchDBColumnar RDBMS optimized for Big Data analytics
Primary database modelRelational DBMSDocument store
Relational DBMS
Multivalue DBMSDocument storeRelational DBMS infocolumn-oriented
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.58
Rank#108  Overall
#54  Relational DBMS
Score0.46
Rank#260  Overall
#40  Document stores
#121  Relational DBMS
Score0.27
Rank#298  Overall
#10  Multivalue DBMS
Score2.28
Rank#115  Overall
#21  Document stores
Score2.75
Rank#104  Overall
#53  Relational DBMS
Websitewww.4d.comalasql.orgwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmpouchdb.comwww.sap.com/­products/­technology-platform/­sybase-iq-big-data-management.html
Technical documentationdeveloper.4d.comgithub.com/­AlaSQL/­alasqlpouchdb.com/­guideshelp.sap.com/­docs/­SAP_IQ
Developer4D, IncAndrey Gershun & Mathias R. WulffRocket Software, originally Martin PhillipsApache Software FoundationSAP, formerly Sybase
Initial release19842014199320121994
Current releasev20, April 20233.4-127.1.1, June 201916.1 SPS04, April 2019
License infoCommercial or Open SourcecommercialOpen Source infoMIT-LicenseOpen Source infoGPLv2, extended commercial license availableOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptJavaScript
Server operating systemsOS X
Windows
server-less, requires a JavaScript environment (browser, Node.js)AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)AIX
HP-UX
Linux
Solaris
Windows
Data schemeyesschema-freeyes infowith some exceptionsschema-freeyes
Typing infopredefined data types such as float or dateyesnonoyes
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.yesnoyesnono
Secondary indexesyesnoyesyes infovia viewsyes
SQL infoSupport of SQLyes infoclose to SQL 92Close to SQL99, but no user access control, stored procedures and host language bindings.nonoyes
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
JavaScript APIHTTP REST infoonly for PouchDB Server
JavaScript API
ADO.NET
JDBC
ODBC
RESTful HTTP API
Supported programming languages4D proprietary IDE
PHP
JavaScript.Net
Basic
C
Java
Objective C
PHP
Python
JavaScriptC
C#
C++
Java
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresyesnoyesView functions in JavaScriptyes
Triggersyesyesyesyesyes
Partitioning methods infoMethods for storing different data on different nodesnonenoneyesSharding infowith a proxy-based framework, named couchdb-loungeshared disk or shared nothing architectures with SAP IQ Multiplexer
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationnoneyesMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
SAP/Sybase Replication Server
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyesHadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyes infoonly for local storage and DOM-storageACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyes infoby using IndexedDB, WebSQL or LevelDB as backendyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesno
User concepts infoAccess controlUsers and groupsnoAccess rights can be defined down to the item levelnofine grained access rights according to SQL-standard

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More resources
4D infoformer name: 4th DimensionAlaSQLOpenQM infoalso called QMPouchDBSAP IQ infoformer name: Sybase IQ
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