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DBMS > FatDB vs. Hyprcubd vs. OpenTSDB vs. SQL.JS

System Properties Comparison FatDB vs. Hyprcubd vs. OpenTSDB vs. SQL.JS

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Editorial information provided by DB-Engines
NameFatDB  Xexclude from comparisonHyprcubd  Xexclude from comparisonOpenTSDB  Xexclude from comparisonSQL.JS  Xexclude from comparison
FatDB/FatCloud has ceased operations as a company with February 2014. FatDB is discontinued and excluded from the ranking.Hyprcubd seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.
DescriptionA .NET NoSQL DBMS that can integrate with and extend SQL Server.Serverless Time Series DBMSScalable Time Series DBMS based on HBasePort of SQLite to JavaScript
Primary database modelDocument store
Key-value store
Time Series DBMSTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.68
Rank#142  Overall
#12  Time Series DBMS
Score0.63
Rank#241  Overall
#112  Relational DBMS
Websitehyprcubd.com (offline)opentsdb.netsql.js.org
Technical documentationopentsdb.net/­docs/­build/­html/­index.htmlsql.js.org/­documentation/­index.html
DeveloperFatCloudHyprcubd, Inc.currently maintained by Yahoo and other contributorsAlon Zakai infoenhancements implemented by others
Initial release201220112012
License infoCommercial or Open SourcecommercialcommercialOpen Source infoLGPLOpen Source
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC#GoJavaJavaScript
Server operating systemsWindowshostedLinux
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeyesschema-freeyes
Typing infopredefined data types such as float or dateyesyes infotime, int, uint, float, stringnumeric data for metrics, strings for tagsyes
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
Secondary indexesyesnono
SQL infoSupport of SQLno infoVia inetgration in SQL ServerSQL-like query languagenoyes infoSQL-92 is not fully supported
APIs and other access methods.NET Client API
LINQ
RESTful HTTP API
RPC
Windows WCF Bindings
gRPC (https)HTTP API
Telnet API
JavaScript API
Supported programming languagesC#Erlang
Go
Java
Python
R
Ruby
JavaScript
Server-side scripts infoStored proceduresyes infovia applicationsnonono
Triggersyes infovia applicationsnonono
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infobased on HBasenone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factorselectable replication factor infobased on HBasenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Eventual ConsistencyImmediate Consistency infobased on HBasenone
Foreign keys infoReferential integritynononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanononoACID
Concurrency infoSupport for concurrent manipulation of datayesnoyes
Durability infoSupport for making data persistentyesyesyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlno infoCan implement custom security layer via applicationstoken accessnono

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More resources
FatDBHyprcubdOpenTSDBSQL.JS
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