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DBMS > 4D vs. Coveo vs. Immudb vs. Yaacomo

System Properties Comparison 4D vs. Coveo vs. Immudb vs. Yaacomo

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Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonCoveo  Xexclude from comparisonImmudb  Xexclude from comparisonYaacomo  Xexclude from comparison
Yaacomo seems to be discontinued and is removed from the DB-Engines ranking
DescriptionApplication development environment with integrated database management systemAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentAn open source immutable (append-only) database with cryptographic verification which makes it tamper-resistant and fully auditable.OpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computing
Primary database modelRelational DBMSSearch engineKey-value storeRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.37
Rank#110  Overall
#54  Relational DBMS
Score2.14
Rank#116  Overall
#11  Search engines
Score0.24
Rank#295  Overall
#42  Key-value stores
Websitewww.4d.comwww.coveo.comgithub.com/­codenotary/­immudb
immudb.io
yaacomo.com
Technical documentationdeveloper.4d.comdocs.coveo.comdocs.immudb.io
Developer4D, IncCoveoCodenotaryQ2WEB GmbH
Initial release1984201220202009
Current releasev20, April 20231.2.3, April 2022
License infoCommercial or Open SourcecommercialcommercialOpen Source infoApache Version 2.0commercial
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 languageGo
Server operating systemsOS X
Windows
hostedBSD
Linux
macOS
Solaris
Windows
z/OS
Android
Linux
Windows
Data schemeyeshybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationschema-freeyes
Typing infopredefined data types such as float or dateyesyesyes
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.yesnonono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLyes infoclose to SQL 92noSQL-like syntaxyes
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
RESTful HTTP APIgRPC protocol
PostgreSQL wire protocol
JDBC
ODBC
Supported programming languages4D proprietary IDE
PHP
C#
Java
JavaScript
Python
.Net
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresyesnono
Triggersyesyesnoyes
Partitioning methods infoMethods for storing different data on different nodesnoneyesShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationyesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyesACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
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.nonoyes
User concepts infoAccess controlUsers and groupsgranular access controls, API key management, content filtersfine grained access rights according to SQL-standard

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More resources
4D infoformer name: 4th DimensionCoveoImmudbYaacomo
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