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DBMS > 4D vs. JSqlDb vs. Memcached

System Properties Comparison 4D vs. JSqlDb vs. Memcached

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Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonJSqlDb  Xexclude from comparisonMemcached  Xexclude from comparison
JSqlDB seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.
DescriptionApplication development environment with integrated database management systemJavaScript Query Language Database, stores JavaScript objects and primitivesIn-memory key-value store, originally intended for caching
Primary database modelRelational DBMSDocument store
Object oriented DBMS
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.68
Rank#110  Overall
#54  Relational DBMS
Score20.74
Rank#32  Overall
#4  Key-value stores
Websitewww.4d.comjsqldb.org (offline)www.memcached.org
Technical documentationdeveloper.4d.comgithub.com/­memcached/­memcached/­wiki
Developer4D, IncKonrad von BackstromDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournal
Initial release198420182003
Current releasev20, April 20230.8, December 20181.6.25, March 2024
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infoBSD license
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC
Server operating systemsOS X
Windows
Linux
macOS
Windows
FreeBSD
Linux
OS X
Unix
Windows
Data schemeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesnono
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.yesno
Secondary indexesyesnono
SQL infoSupport of SQLyes infoclose to SQL 92nono
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
Proprietary protocol
Supported programming languages4D proprietary IDE
PHP
JavaScript.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Server-side scripts infoStored proceduresyesfunctions in JavaScriptno
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesnonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationnonenone infoRepcached, a Memcached patch, provides this functionallity
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes infousing RocksDBno
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlUsers and groupsyes infousing SASL (Simple Authentication and Security Layer) protocol

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More resources
4D infoformer name: 4th DimensionJSqlDbMemcached
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Recent citations in the news

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provided by Google News



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