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DBMS > Coveo vs. H2GIS vs. MaxDB vs. Yaacomo

System Properties Comparison Coveo vs. H2GIS vs. MaxDB vs. Yaacomo

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Editorial information provided by DB-Engines
NameCoveo  Xexclude from comparisonH2GIS  Xexclude from comparisonMaxDB infoformerly named Adabas-D  Xexclude from comparisonYaacomo  Xexclude from comparison
Yaacomo seems to be discontinued and is removed from the DB-Engines ranking
DescriptionAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentSpatial extension of H2A robust and reliable RDBMS optimized to run all major SAP solutionsOpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computing
Primary database modelSearch engineSpatial DBMSRelational DBMSRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.11
Rank#118  Overall
#11  Search engines
Score0.08
Rank#368  Overall
#7  Spatial DBMS
Score2.26
Rank#114  Overall
#55  Relational DBMS
Websitewww.coveo.comwww.h2gis.orgmaxdb.sap.comyaacomo.com
Technical documentationdocs.coveo.comwww.h2gis.org/­docs/­homemaxdb.sap.com/­documentation
DeveloperCoveoCNRSSAP, acquired from Software AG (Adabas-D) in 1997Q2WEB GmbH
Initial release2012201319842009
Current release7.9.10.12, February 2024
License infoCommercial or Open SourcecommercialOpen Source infoLGPL 3.0commercial infoLimited community edition freecommercial
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC++
Server operating systemshostedAIX
HP-UX
Linux
Solaris
Windows
Android
Linux
Windows
Data schemehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyesyesyes
Typing infopredefined data types such as float or dateyesyesyesyes
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.nononono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLnoyesyesyes
APIs and other access methodsRESTful HTTP APIADO.NET
JDBC
ODBC
WebDAV
JDBC
ODBC
Supported programming languagesC#
Java
JavaScript
Python
Java.Net
C#
Java
Perl
PHP
Python
Server-side scripts infoStored proceduresnoyes infobased on H2yes
Triggersyesyesyesyes
Partitioning methods infoMethods for storing different data on different nodesyesnonenonehorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes infobased on H2Source-replica replicationSource-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 integrityyesyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yesyes
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.yesnoyes
User concepts infoAccess controlgranular access controls, API key management, content filtersyes infobased on H2fine grained access rights according to SQL-standardfine grained access rights according to SQL-standard

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More resources
CoveoH2GISMaxDB infoformerly named Adabas-DYaacomo
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