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DBMS > atoti vs. Coveo vs. FatDB vs. OpenEdge vs. SQL.JS

System Properties Comparison atoti vs. Coveo vs. FatDB vs. OpenEdge vs. SQL.JS

Editorial information provided by DB-Engines
Nameatoti  Xexclude from comparisonCoveo  Xexclude from comparisonFatDB  Xexclude from comparisonOpenEdge  Xexclude from comparisonSQL.JS  Xexclude from comparison
FatDB/FatCloud has ceased operations as a company with February 2014. FatDB is discontinued and excluded from the ranking.
DescriptionAn in-memory DBMS combining transactional and analytical processing to handle the aggregation of ever-changing data.AI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentA .NET NoSQL DBMS that can integrate with and extend SQL Server.Application development environment with integrated database management systemPort of SQLite to JavaScript
Primary database modelObject oriented DBMSSearch engineDocument store
Key-value store
Relational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.56
Rank#245  Overall
#10  Object oriented DBMS
Score2.28
Rank#114  Overall
#11  Search engines
Score3.51
Rank#86  Overall
#46  Relational DBMS
Score0.53
Rank#252  Overall
#116  Relational DBMS
Websiteatoti.iowww.coveo.comwww.progress.com/­openedgesql.js.org
Technical documentationdocs.atoti.iodocs.coveo.comdocumentation.progress.com/­output/­ua/­OpenEdge_latestsql.js.org/­documentation/­index.html
DeveloperActiveViamCoveoFatCloudProgress Software CorporationAlon Zakai infoenhancements implemented by others
Initial release2012201219842012
Current releaseOpenEdge 12.2, March 2020
License infoCommercial or Open Sourcecommercial infofree versions availablecommercialcommercialcommercialOpen Source
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC#JavaScript
Server operating systemshostedWindowsAIX
HP-UX
Linux
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationschema-freeyesyes
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.noyesno
Secondary indexesyesyesyes
SQL infoSupport of SQLMultidimensional Expressions (MDX)nono infoVia inetgration in SQL Serveryes infoclose to SQL 92yes infoSQL-92 is not fully supported
APIs and other access methodsRESTful HTTP API.NET Client API
LINQ
RESTful HTTP API
RPC
Windows WCF Bindings
JDBC
ODBC
JavaScript API
Supported programming languagesC#
Java
JavaScript
Python
C#Progress proprietary ABL (Advanced Business Language)JavaScript
Server-side scripts infoStored proceduresPythonnoyes infovia applicationsyesno
Triggersyesyes infovia applicationsyesno
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioningyesShardinghorizontal partitioning infosince Version 11.4none
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factorSource-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Immediate Consistency
Immediate Consistencynone
Foreign keys infoReferential integrityyesnoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnoACIDACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyesyes
Durability infoSupport for making data persistentyesyesyesno infoexcept by serializing a db to a file
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 filtersno infoCan implement custom security layer via applicationsUsers and groupsno

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More resources
atotiCoveoFatDBOpenEdgeSQL.JS
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