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DBMS > OpenTSDB vs. Realm vs. SiriDB vs. Sphinx vs. STSdb

System Properties Comparison OpenTSDB vs. Realm vs. SiriDB vs. Sphinx vs. STSdb

Editorial information provided by DB-Engines
NameOpenTSDB  Xexclude from comparisonRealm  Xexclude from comparisonSiriDB  Xexclude from comparisonSphinx  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionScalable Time Series DBMS based on HBaseA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataOpen Source Time Series DBMSOpen source search engine for searching in data from different sources, e.g. relational databasesKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelTime Series DBMSDocument storeTime Series DBMSSearch engineKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.68
Rank#146  Overall
#12  Time Series DBMS
Score7.60
Rank#52  Overall
#9  Document stores
Score0.00
Rank#383  Overall
#41  Time Series DBMS
Score5.98
Rank#56  Overall
#5  Search engines
Score0.04
Rank#360  Overall
#52  Key-value stores
Websiteopentsdb.netrealm.iosiridb.comsphinxsearch.comgithub.com/­STSSoft/­STSdb4
Technical documentationopentsdb.net/­docs/­build/­html/­index.htmlrealm.io/­docsdocs.siridb.comsphinxsearch.com/­docs
Developercurrently maintained by Yahoo and other contributorsRealm, acquired by MongoDB in May 2019CesbitSphinx Technologies Inc.STS Soft SC
Initial release20112014201720012011
Current release3.5.1, February 20234.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoLGPLOpen SourceOpen Source infoMIT LicenseOpen Source infoGPL version 2, commercial licence availableOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaCC++C#
Server operating systemsLinux
Windows
Android
Backend: server-less
iOS
Windows
LinuxFreeBSD
Linux
NetBSD
OS X
Solaris
Windows
Windows
Data schemeschema-freeyesyesyesyes
Typing infopredefined data types such as float or datenumeric data for metrics, strings for tagsyesyes infoNumeric datanoyes 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.nonono
Secondary indexesnoyesyesyes infofull-text index on all search fieldsno
SQL infoSupport of SQLnononoSQL-like query language (SphinxQL)no
APIs and other access methodsHTTP API
Telnet API
HTTP APIProprietary protocol.NET Client API
Supported programming languagesErlang
Go
Java
Python
R
Ruby
.Net
Java infowith Android only
Objective-C
React Native
Swift
C
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
C++ infounofficial client library
Java
Perl infounofficial client library
PHP
Python
Ruby infounofficial client library
C#
Java
Server-side scripts infoStored proceduresnono inforuns within the applications so server-side scripts are unnecessarynonono
Triggersnoyes infoChange Listenersnonono
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on HBasenoneShardingSharding infoPartitioning is done manually, search queries against distributed index is supportednone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on HBasenoneyesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency infobased on HBaseImmediate Consistency
Foreign keys infoReferential integritynonononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnonono
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes infoThe original contents of fields are not stored in the Sphinx index.yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoIn-Memory realmyes
User concepts infoAccess controlnoyessimple rights management via user accountsnono

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More resources
OpenTSDBRealmSiriDBSphinxSTSdb
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