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DBMS > BigObject vs. Coveo vs. Ehcache vs. SiteWhere

System Properties Comparison BigObject vs. Coveo vs. Ehcache vs. SiteWhere

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Editorial information provided by DB-Engines
NameBigObject  Xexclude from comparisonCoveo  Xexclude from comparisonEhcache  Xexclude from comparisonSiteWhere  Xexclude from comparison
DescriptionAnalytic DBMS for real-time computations and queriesAI-powered hosted search, recommendation and personalization platform providing tools for both low-code and full-code developmentA widely adopted Java cache with tiered storage optionsM2M integration platform for persisting/querying time series data
Primary database modelRelational DBMS infoa hierachical model (tree) can be imposedSearch engineKey-value storeTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.19
Rank#329  Overall
#146  Relational DBMS
Score2.11
Rank#118  Overall
#11  Search engines
Score4.64
Rank#68  Overall
#8  Key-value stores
Score0.06
Rank#383  Overall
#43  Time Series DBMS
Websitebigobject.iowww.coveo.comwww.ehcache.orggithub.com/­sitewhere/­sitewhere
Technical documentationdocs.bigobject.iodocs.coveo.comwww.ehcache.org/­documentationsitewhere1.sitewhere.io/­index.html
DeveloperBigObject, Inc.CoveoTerracotta Inc, owned by Software AGSiteWhere
Initial release2015201220092010
Current release3.10.0, March 2022
License infoCommercial or Open Sourcecommercial infofree community edition availablecommercialOpen Source infoApache Version 2; commercial licenses availableOpen Source infoCommon Public Attribution License Version 1.0
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaJava
Server operating systemsLinux infodistributed as a docker-image
OS X infodistributed as a docker-image (boot2docker)
Windows infodistributed as a docker-image (boot2docker)
hostedAll OS with a Java VMLinux
OS X
Windows
Data schemeyeshybrid - fields need to be configured prior to indexing, but relationships can be exploited at query time without pre-configurationschema-freepredefined scheme
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.nononono
Secondary indexesyesyesnono
SQL infoSupport of SQLSQL-like DML and DDL statementsnonono
APIs and other access methodsfluentd
ODBC
RESTful HTTP API
RESTful HTTP APIJCacheHTTP REST
Supported programming languagesC#
Java
JavaScript
Python
Java
Server-side scripts infoStored proceduresLuanono
Triggersnoyesyes infoCache Event Listeners
Partitioning methods infoMethods for storing different data on different nodesnoneyesSharding infoby using Terracotta ServerSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesyes infoby using Terracotta Serverselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyTunable Consistency (Strong, Eventual, Weak)Immediate Consistency
Foreign keys infoReferential integrityyes infoautomatically between fact table and dimension tablesyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoyesyes infosupports JTA and can work as an XA resourceno
Concurrency infoSupport for concurrent manipulation of datayes infoRead/write lock on objects (tables, trees)yesyesyes
Durability infoSupport for making data persistentyesyesyes infousing a tiered cache-storage approachyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesno
User concepts infoAccess controlnogranular access controls, API key management, content filtersnoUsers with fine-grained authorization concept

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More resources
BigObjectCoveoEhcacheSiteWhere
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