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DBMS > Coveo vs. Memcached vs. OpenTSDB vs. OrigoDB

System Properties Comparison Coveo vs. Memcached vs. OpenTSDB vs. OrigoDB

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Editorial information provided by DB-Engines
NameCoveo  Xexclude from comparisonMemcached  Xexclude from comparisonOpenTSDB  Xexclude from comparisonOrigoDB  Xexclude from comparison
DescriptionAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentIn-memory key-value store, originally intended for cachingScalable Time Series DBMS based on HBaseA fully ACID in-memory object graph database
Primary database modelSearch engineKey-value storeTime Series DBMSDocument store
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.28
Rank#114  Overall
#11  Search engines
Score19.42
Rank#32  Overall
#4  Key-value stores
Score1.68
Rank#146  Overall
#12  Time Series DBMS
Score0.00
Rank#383  Overall
#53  Document stores
#20  Object oriented DBMS
Websitewww.coveo.comwww.memcached.orgopentsdb.netorigodb.com
Technical documentationdocs.coveo.comgithub.com/­memcached/­memcached/­wikiopentsdb.net/­docs/­build/­html/­index.htmlorigodb.com/­docs
DeveloperCoveoDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalcurrently maintained by Yahoo and other contributorsRobert Friberg et al
Initial release2012200320112009 infounder the name LiveDB
Current release1.6.25, March 2024
License infoCommercial or Open SourcecommercialOpen Source infoBSD licenseOpen Source infoLGPLOpen Source
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCJavaC#
Server operating systemshostedFreeBSD
Linux
OS X
Unix
Windows
Linux
Windows
Linux
Windows
Data schemehybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesnonumeric data for metrics, strings for tagsUser defined using .NET types and collections
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.nonono infocan be achieved using .NET
Secondary indexesyesnonoyes
SQL infoSupport of SQLnononono
APIs and other access methodsRESTful HTTP APIProprietary protocolHTTP API
Telnet API
.NET Client API
HTTP API
LINQ
Supported programming languagesC#
Java
JavaScript
Python
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Erlang
Go
Java
Python
R
Ruby
.Net
Server-side scripts infoStored proceduresnononoyes
Triggersyesnonoyes infoDomain Events
Partitioning methods infoMethods for storing different data on different nodesyesnoneSharding infobased on HBasehorizontal partitioning infoclient side managed; servers are not synchronized
Replication methods infoMethods for redundantly storing data on multiple nodesyesnone infoRepcached, a Memcached patch, provides this functionallityselectable replication factor infobased on HBaseSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency infobased on HBase
Foreign keys infoReferential integrityyesnonodepending on model
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnonoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesnoyesyes infoWrite ahead log
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlgranular access controls, API key management, content filtersyes infousing SASL (Simple Authentication and Security Layer) protocolnoRole based authorization

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More resources
CoveoMemcachedOpenTSDBOrigoDB
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Recent citations in the news

Coveo Named a Leader in the 2024 Gartner® Magic Quadrant™ for Search and Product Discovery
16 May 2024, PR Newswire

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16 May 2024, Martechcube

Coveo expands partnership with Genesys to empower contact center agents with various types of AI
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