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DBMS > 4D vs. AllegroGraph vs. Memcached vs. OpenEdge

System Properties Comparison 4D vs. AllegroGraph vs. Memcached vs. OpenEdge

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Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonAllegroGraph  Xexclude from comparisonMemcached  Xexclude from comparisonOpenEdge  Xexclude from comparison
DescriptionApplication development environment with integrated database management systemHigh performance, persistent RDF store with additional support for Graph DBMSIn-memory key-value store, originally intended for cachingApplication development environment with integrated database management system
Primary database modelRelational DBMSDocument store infowith version 6.5
Graph DBMS
RDF store
Vector DBMS
Key-value storeRelational DBMS
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.58
Rank#108  Overall
#54  Relational DBMS
Score1.06
Rank#187  Overall
#30  Document stores
#17  Graph DBMS
#7  RDF stores
#7  Vector DBMS
Score19.42
Rank#32  Overall
#4  Key-value stores
Score3.51
Rank#86  Overall
#46  Relational DBMS
Websitewww.4d.comallegrograph.comwww.memcached.orgwww.progress.com/­openedge
Technical documentationdeveloper.4d.comfranz.com/­agraph/­support/­documentation/­current/­agraph-introduction.htmlgithub.com/­memcached/­memcached/­wikidocumentation.progress.com/­output/­ua/­OpenEdge_latest
Developer4D, IncFranz Inc.Danga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalProgress Software Corporation
Initial release1984200420031984
Current releasev20, April 20238.0, December 20231.6.27, May 2024OpenEdge 12.2, March 2020
License infoCommercial or Open Sourcecommercialcommercial infoLimited community edition freeOpen Source infoBSD licensecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC
Server operating systemsOS X
Windows
Linux
OS X
Windows
FreeBSD
Linux
OS X
Unix
Windows
AIX
HP-UX
Linux
Solaris
Windows
Data schemeyesyes infoRDF schemasschema-freeyes
Typing infopredefined data types such as float or dateyesyesnoyes
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 infobulk load of XML files possibleyes
Secondary indexesyesyesnoyes
SQL infoSupport of SQLyes infoclose to SQL 92SPARQL is used as query languagenoyes infoclose to SQL 92
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
RESTful HTTP API
SPARQL
Proprietary protocolJDBC
ODBC
Supported programming languages4D proprietary IDE
PHP
C#
Clojure
Java
Lisp
Perl
Python
Ruby
Scala
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Progress proprietary ABL (Advanced Business Language)
Server-side scripts infoStored proceduresyesyes infoJavaScript or Common Lispnoyes
Triggersyesyesnoyes
Partitioning methods infoMethods for storing different data on different nodesnonewith Federationnonehorizontal partitioning infosince Version 11.4
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationMulti-source replication
Source-replica replication
none infoRepcached, a Memcached patch, provides this functionallitySource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency or Eventual Consistency depending on configurationImmediate Consistency
Foreign keys infoReferential integrityyesnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesnoyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlUsers and groupsUsers with fine-grained authorization concept, user roles and pluggable authenticationyes infousing SASL (Simple Authentication and Security Layer) protocolUsers and groups
More information provided by the system vendor
4D infoformer name: 4th DimensionAllegroGraphMemcachedOpenEdge
Specific characteristicsKnowledge Graph Platform Leader FedShard - Designed for Entity-Event Knowledge Graph...
» more
Competitive advantagesAllegroGraph is uniquely suited to support adhoc queries through SPARQL, Prolog and...
» more
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