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DBMS > Coveo vs. DolphinDB vs. searchxml

System Properties Comparison Coveo vs. DolphinDB vs. searchxml

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Editorial information provided by DB-Engines
NameCoveo  Xexclude from comparisonDolphinDB  Xexclude from comparisonsearchxml  Xexclude from comparison
DescriptionAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentDolphinDB is a high performance Time Series DBMS. It is integrated with an easy-to-use fully featured programming language and a high-volume high-velocity streaming analytics system. It offers operational simplicity, scalability, fault tolerance, and concurrency.DBMS for structured and unstructured content wrapped with an application server
Primary database modelSearch engineTime Series DBMSNative XML DBMS
Search engine
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
Score4.03
Rank#78  Overall
#6  Time Series DBMS
Score0.03
Rank#390  Overall
#7  Native XML DBMS
#24  Search engines
Websitewww.coveo.comwww.dolphindb.comwww.searchxml.net/­category/­products
Technical documentationdocs.coveo.comdocs.dolphindb.cn/­en/­help200/­index.htmlwww.searchxml.net/­support/­handouts
DeveloperCoveoDolphinDB, Incinformationpartners gmbh
Initial release201220182015
Current releasev2.00.4, January 20221.0
License infoCommercial or Open Sourcecommercialcommercial infofree community version availablecommercial
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++
Server operating systemshostedLinux
Windows
Windows
Data schemehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationyesschema-free
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.nonoyes
Secondary indexesyesyesyes
SQL infoSupport of SQLnoSQL-like query languageno
APIs and other access methodsRESTful HTTP APIJDBC
JSON over HTTP
Kafka
MQTT (Message Queue Telemetry Transport)
ODBC
OPC DA
OPC UA
RabbitMQ
WebSocket
RESTful HTTP API
WebDAV
XQuery
XSLT
Supported programming languagesC#
Java
JavaScript
Python
C#
C++
Go
Java
JavaScript
MatLab
Python
R
Rust
C++ infomost other programming languages supported via APIs
Server-side scripts infoStored proceduresnoyesyes infoon the application server
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesyeshorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesyes infosychronisation to multiple collections
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesyesmultiple readers, single writer
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlgranular access controls, API key management, content filtersAdministrators, Users, GroupsDomain, group and role-based access control at the document level and for application services

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More resources
CoveoDolphinDBsearchxml
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