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DBMS > 4D vs. jBASE vs. Memcached vs. OpenMLDB vs. SiteWhere

System Properties Comparison 4D vs. jBASE vs. Memcached vs. OpenMLDB vs. SiteWhere

Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonjBASE  Xexclude from comparisonMemcached  Xexclude from comparisonOpenMLDB  Xexclude from comparisonSiteWhere  Xexclude from comparison
DescriptionApplication development environment with integrated database management systemA robust multi-value DBMS comprising development tools and middlewareIn-memory key-value store, originally intended for cachingAn open-source machine learning database that provides a feature platform for training and inferenceM2M integration platform for persisting/querying time series data
Primary database modelRelational DBMSMultivalue DBMSKey-value storeTime Series DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.47
Rank#110  Overall
#54  Relational DBMS
Score1.49
Rank#156  Overall
#3  Multivalue DBMS
Score18.08
Rank#32  Overall
#4  Key-value stores
Score0.10
Rank#359  Overall
#36  Time Series DBMS
Score0.06
Rank#383  Overall
#43  Time Series DBMS
Websitewww.4d.comwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-jbasewww.memcached.orgopenmldb.aigithub.com/­sitewhere/­sitewhere
Technical documentationdeveloper.4d.comdocs.rocketsoftware.com/­bundle?labelkey=jbase_5.9github.com/­memcached/­memcached/­wikiopenmldb.ai/­docs/­zh/­mainsitewhere1.sitewhere.io/­index.html
Developer4D, IncRocket Software (formerly Zumasys)Danga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournal4 Paradigm Inc.SiteWhere
Initial release19841991200320202010
Current releasev20, April 20235.71.6.27, May 20242024-2 February 2024
License infoCommercial or Open SourcecommercialcommercialOpen Source infoBSD licenseOpen SourceOpen Source infoCommon Public Attribution License Version 1.0
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 languageCC++, Java, ScalaJava
Server operating systemsOS X
Windows
AIX
Linux
Windows
FreeBSD
Linux
OS X
Unix
Windows
LinuxLinux
OS X
Windows
Data schemeyesschema-freeschema-freeFixed schemapredefined scheme
Typing infopredefined data types such as float or dateyesoptionalnoyesyes
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.yesyesnono
Secondary indexesyesnoyesno
SQL infoSupport of SQLyes infoclose to SQL 92Embedded SQL for jBASE in BASICnoyesno
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
JDBC
ODBC
Proprietary protocol
RESTful HTTP API
SOAP-based API
Proprietary protocolJDBC
SQLAlchemy
HTTP REST
Supported programming languages4D proprietary IDE
PHP
.Net
Basic
Jabbascript
Java
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
C++
Go
Java
Python
Scala
Server-side scripts infoStored proceduresyesyesnono
Triggersyesyesnono
Partitioning methods infoMethods for storing different data on different nodesnoneShardingnonehorizontal partitioningSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationyesnone infoRepcached, a Memcached patch, provides this functionallitySource-replica replicationselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnonono
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesnoyesyes
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 groupsAccess rights can be defined down to the item levelyes infousing SASL (Simple Authentication and Security Layer) protocolfine grained access rights according to SQL-standardUsers with fine-grained authorization concept

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More resources
4D infoformer name: 4th DimensionjBASEMemcachedOpenMLDBSiteWhere
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