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DBMS > Coveo vs. MarkLogic vs. Memcached vs. Snowflake

System Properties Comparison Coveo vs. MarkLogic vs. Memcached vs. Snowflake

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Editorial information provided by DB-Engines
NameCoveo  Xexclude from comparisonMarkLogic  Xexclude from comparisonMemcached  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentOperational and transactional Enterprise NoSQL databaseIn-memory key-value store, originally intended for cachingCloud-based data warehousing service for structured and semi-structured data
Primary database modelSearch engineDocument store
Native XML DBMS
RDF store infoas of version 7
Search engine
Key-value storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.11
Rank#118  Overall
#11  Search engines
Score5.18
Rank#63  Overall
#11  Document stores
#1  Native XML DBMS
#1  RDF stores
#7  Search engines
Score18.08
Rank#32  Overall
#4  Key-value stores
Score130.36
Rank#8  Overall
#5  Relational DBMS
Websitewww.coveo.comwww.progress.com/­marklogicwww.memcached.orgwww.snowflake.com
Technical documentationdocs.coveo.comwww.progress.com/­marklogic/­documentationgithub.com/­memcached/­memcached/­wikidocs.snowflake.net/­manuals/­index.html
DeveloperCoveoMarkLogic Corp.Danga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalSnowflake Computing Inc.
Initial release2012200120032014
Current release11.0, December 20221.6.27, May 2024
License infoCommercial or Open Sourcecommercialcommercial inforestricted free version is availableOpen Source infoBSD licensecommercial
Cloud-based only infoOnly available as a cloud serviceyesnonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C
Server operating systemshostedLinux
OS X
Windows
FreeBSD
Linux
OS X
Unix
Windows
hosted
Data schemehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationschema-free infoSchema can be enforcedschema-freeyes infosupport of semi-structured data formats (JSON, XML, Avro)
Typing infopredefined data types such as float or dateyesyesnoyes
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.noyesyes
Secondary indexesyesyesno
SQL infoSupport of SQLnoyes infoSQL92noyes
APIs and other access methodsRESTful HTTP APIJava API
Node.js Client API
ODBC
proprietary Optic API infoProprietary Query API, introduced with version 9
RESTful HTTP API
SPARQL
WebDAV
XDBC
XQuery
XSLT
Proprietary protocolCLI Client
JDBC
ODBC
Supported programming languagesC#
Java
JavaScript
Python
C
C#
C++
Java
JavaScript (Node.js)
Perl
PHP
Python
Ruby
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnoyes infovia XQuery or JavaScriptnouser defined functions
Triggersyesyesnono infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodesyesShardingnoneyes
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesnone infoRepcached, a Memcached patch, provides this functionallityyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes infovia Hadoop Connector, HDFS Direct Access and in-database MapReduce jobsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACID infocan act as a resource manager in an XA/JTA transactionnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesnoyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes, with Range Indexesno
User concepts infoAccess controlgranular access controls, API key management, content filtersRole-based access control at the document and subdocument levelsyes infousing SASL (Simple Authentication and Security Layer) protocolUsers with fine-grained authorization concept, user roles and pluggable authentication

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CoveoMarkLogicMemcachedSnowflake
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