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DBMS > Coveo vs. EsgynDB vs. GeoMesa vs. JSqlDb vs. LokiJS

System Properties Comparison Coveo vs. EsgynDB vs. GeoMesa vs. JSqlDb vs. LokiJS

Editorial information provided by DB-Engines
NameCoveo  Xexclude from comparisonEsgynDB  Xexclude from comparisonGeoMesa  Xexclude from comparisonJSqlDb  Xexclude from comparisonLokiJS  Xexclude from comparison
JSqlDB seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.
DescriptionAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentEnterprise-class SQL-on-Hadoop solution, powered by Apache TrafodionGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.JavaScript Query Language Database, stores JavaScript objects and primitivesIn-memory JavaScript DBMS
Primary database modelSearch engineRelational DBMSSpatial DBMSDocument store
Object oriented DBMS
Document store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.34
Rank#117  Overall
#11  Search engines
Score0.23
Rank#319  Overall
#141  Relational DBMS
Score0.81
Rank#214  Overall
#4  Spatial DBMS
Score0.48
Rank#262  Overall
#42  Document stores
Websitewww.coveo.comwww.esgyn.cnwww.geomesa.orgjsqldb.org (offline)github.com/­techfort/­LokiJS
Technical documentationdocs.coveo.comwww.geomesa.org/­documentation/­stable/­user/­index.htmltechfort.github.io/­LokiJS
DeveloperCoveoEsgynCCRi and othersKonrad von Backstrom
Initial release20122015201420182014
Current release4.0.5, February 20240.8, December 2018
License infoCommercial or Open SourcecommercialcommercialOpen Source infoApache License 2.0Open SourceOpen Source
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++, JavaScalaJavaScript
Server operating systemshostedLinuxLinux
macOS
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-configurationyesyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesyesnono
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.nonononono
Secondary indexesyesyesyesnoyes infovia views
SQL infoSupport of SQLnoyesnonono
APIs and other access methodsRESTful HTTP APIADO.NET
JDBC
ODBC
JavaScript API
Supported programming languagesC#
Java
JavaScript
Python
All languages supporting JDBC/ODBC/ADO.NetJavaScriptJavaScript
Server-side scripts infoStored proceduresnoJava Stored Proceduresnofunctions in JavaScriptView functions in JavaScript
Triggersyesnononoyes
Partitioning methods infoMethods for storing different data on different nodesyesShardingdepending on storage layernonenone
Replication methods infoMethods for redundantly storing data on multiple nodesyesMulti-source replication between multi datacentersdepending on storage layernonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistencydepending on storage layernone
Foreign keys infoReferential integrityyesyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDnono infoatomic operations within a single collection possible
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyesyes infousing RocksDByes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nodepending on storage layeryes
User concepts infoAccess controlgranular access controls, API key management, content filtersfine grained access rights according to SQL-standardyes infodepending on the DBMS used for storageno

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More resources
CoveoEsgynDBGeoMesaJSqlDbLokiJS
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