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DBMS > Coveo vs. Microsoft Access vs. PostGIS

System Properties Comparison Coveo vs. Microsoft Access vs. PostGIS

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Editorial information provided by DB-Engines
NameCoveo  Xexclude from comparisonMicrosoft Access  Xexclude from comparisonPostGIS  Xexclude from comparison
DescriptionAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentMicrosoft Access combines a backend RDBMS (JET / ACE Engine) with a GUI frontend for data manipulation and queries. infoThe Access frontend is often used for accessing other datasources (DBMS, Excel, etc.)Spatial extension of PostgreSQL
Primary database modelSearch engineRelational DBMSSpatial DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.34
Rank#117  Overall
#11  Search engines
Score105.40
Rank#11  Overall
#8  Relational DBMS
Score23.90
Rank#29  Overall
#1  Spatial DBMS
Websitewww.coveo.comwww.microsoft.com/­en-us/­microsoft-365/­accesspostgis.net
Technical documentationdocs.coveo.comdeveloper.microsoft.com/­en-us/­accesspostgis.net/­documentation
DeveloperCoveoMicrosoft
Initial release201219922005
Current release1902 (16.0.11328.20222), March 20193.4.2, February 2024
License infoCommercial or Open Sourcecommercialcommercial infoBundled with Microsoft OfficeOpen Source infoGPL v2.0
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C
Server operating systemshostedWindows infoNot a real database server, but making use of DLLs
Data schemehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyesyes
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.noyes
Secondary indexesyesyesyes
SQL infoSupport of SQLnoyes infobut not compliant to any SQL standardyes
APIs and other access methodsRESTful HTTP APIADO.NET
DAO
ODBC
OLE DB
Supported programming languagesC#
Java
JavaScript
Python
C
C#
C++
Delphi
Java (JDBC-ODBC)
VBA
Visual Basic.NET
Server-side scripts infoStored proceduresnoyes infosince Access 2010 using the ACE-engineuser defined functions
Triggersyesyes infosince Access 2010 using the ACE-engineyes
Partitioning methods infoMethods for storing different data on different nodesyesnoneyes infobased on PostgreSQL
Replication methods infoMethods for redundantly storing data on multiple nodesyesnoneyes infobased on PostgreSQL
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACID infobut no files for transaction loggingACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infobut no files for transaction loggingyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlgranular access controls, API key management, content filtersno infoa simple user-level security was built in till version Access 2003yes infobased on PostgreSQL

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More resources
CoveoMicrosoft AccessPostGIS
DB-Engines blog posts

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2 May 2013, Paul Andlinger

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