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DBMS > OpenTSDB vs. SpaceTime vs. Valentina Server

System Properties Comparison OpenTSDB vs. SpaceTime vs. Valentina Server

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Editorial information provided by DB-Engines
NameOpenTSDB  Xexclude from comparisonSpaceTime  Xexclude from comparisonValentina Server  Xexclude from comparison
DescriptionScalable Time Series DBMS based on HBaseSpaceTime is a spatio-temporal DBMS with a focus on performance.Object-relational database and reports server
Primary database modelTime Series DBMSSpatial DBMSRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.68
Rank#142  Overall
#12  Time Series DBMS
Score0.03
Rank#392  Overall
#8  Spatial DBMS
Score0.21
Rank#325  Overall
#144  Relational DBMS
Websiteopentsdb.netwww.mireo.com/­spacetimewww.valentina-db.net
Technical documentationopentsdb.net/­docs/­build/­html/­index.htmlvalentina-db.com/­docs/­dokuwiki/­v5/­doku.php
Developercurrently maintained by Yahoo and other contributorsMireoParadigma Software
Initial release201120201999
Current release5.7.5
License infoCommercial or Open SourceOpen Source infoLGPLcommercialcommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC++
Server operating systemsLinux
Windows
LinuxLinux
OS X
Windows
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or datenumeric data for metrics, strings for tagsyesyes
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 indexesnonoyes
SQL infoSupport of SQLnoA subset of ANSI SQL is implementedyes
APIs and other access methodsHTTP API
Telnet API
RESTful HTTP APIODBC
Supported programming languagesErlang
Go
Java
Python
R
Ruby
C#
C++
Python
.Net
C
C#
C++
Objective-C
PHP
Ruby
Visual Basic
Visual Basic.NET
Server-side scripts infoStored proceduresnonoyes
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on HBaseFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on HBaseReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency infobased on HBaseImmediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlnoyesfine grained access rights according to SQL-standard

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More resources
OpenTSDBSpaceTimeValentina Server
DB-Engines blog posts

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