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DBMS > OpenTSDB vs. SQL.JS vs. STSdb

System Properties Comparison OpenTSDB vs. SQL.JS vs. STSdb

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Editorial information provided by DB-Engines
NameOpenTSDB  Xexclude from comparisonSQL.JS  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionScalable Time Series DBMS based on HBasePort of SQLite to JavaScriptKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelTime Series DBMSRelational DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.68
Rank#146  Overall
#12  Time Series DBMS
Score0.53
Rank#252  Overall
#116  Relational DBMS
Score0.04
Rank#360  Overall
#52  Key-value stores
Websiteopentsdb.netsql.js.orggithub.com/­STSSoft/­STSdb4
Technical documentationopentsdb.net/­docs/­build/­html/­index.htmlsql.js.org/­documentation/­index.html
Developercurrently maintained by Yahoo and other contributorsAlon Zakai infoenhancements implemented by othersSTS Soft SC
Initial release201120122011
Current release4.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoLGPLOpen SourceOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaScriptC#
Server operating systemsLinux
Windows
server-less, requires a JavaScript environment (browser, Node.js)Windows
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or datenumeric data for metrics, strings for tagsyesyes infoprimitive types and user defined types (classes)
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.nono
Secondary indexesnono
SQL infoSupport of SQLnoyes infoSQL-92 is not fully supportedno
APIs and other access methodsHTTP API
Telnet API
JavaScript API.NET Client API
Supported programming languagesErlang
Go
Java
Python
R
Ruby
JavaScriptC#
Java
Server-side scripts infoStored proceduresnonono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on HBasenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on HBasenonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency infobased on HBasenone
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesno infoexcept by serializing a db to a fileyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlnonono

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More resources
OpenTSDBSQL.JSSTSdb
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