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DBMS > Lovefield vs. OpenTSDB vs. Splunk vs. SQream DB

System Properties Comparison Lovefield vs. OpenTSDB vs. Splunk vs. SQream DB

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Editorial information provided by DB-Engines
NameLovefield  Xexclude from comparisonOpenTSDB  Xexclude from comparisonSplunk  Xexclude from comparisonSQream DB  Xexclude from comparison
DescriptionEmbeddable relational database for web apps written in pure JavaScriptScalable Time Series DBMS based on HBaseAnalytics Platform for Big Dataa GPU-based, columnar RDBMS for big data analytics workloads
Primary database modelRelational DBMSTime Series DBMSSearch engineRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.33
Rank#286  Overall
#131  Relational DBMS
Score1.68
Rank#142  Overall
#12  Time Series DBMS
Score89.10
Rank#14  Overall
#2  Search engines
Score0.74
Rank#224  Overall
#103  Relational DBMS
Websitegoogle.github.io/­lovefieldopentsdb.netwww.splunk.comsqream.com
Technical documentationgithub.com/­google/­lovefield/­blob/­master/­docs/­spec_index.mdopentsdb.net/­docs/­build/­html/­index.htmldocs.splunk.com/­Documentation/­Splunkdocs.sqream.com
DeveloperGooglecurrently maintained by Yahoo and other contributorsSplunk Inc.SQream Technologies
Initial release2014201120032017
Current release2.1.12, February 20172022.1.6, December 2022
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoLGPLcommercial infoLimited free edition and free developer edition availablecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptJavaC++, CUDA, Haskell, Java, Scala
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js) infotested with Chrome, Firefox, IE, SafariLinux
Windows
Linux
OS X
Solaris
Windows
Linux
Data schemeyesschema-freeyesyes
Typing infopredefined data types such as float or dateyesnumeric data for metrics, strings for tagsyesyes, ANSI Standard SQL Types
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.nonoyes
Secondary indexesyesnoyesno
SQL infoSupport of SQLSQL-like query language infovia JavaScript builder patternnono infoSplunk Search Processing Language for search commandsyes
APIs and other access methodsHTTP API
Telnet API
HTTP REST.Net
JDBC
ODBC
Supported programming languagesJavaScriptErlang
Go
Java
Python
R
Ruby
C#
Java
JavaScript
PHP
Python
Ruby
C++
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnonoyesuser defined functions in Python
TriggersUsing read-only observersnoyesno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infobased on HBaseShardinghorizontal and vertical partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnoneselectable replication factor infobased on HBaseMulti-source replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency infobased on HBaseEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnono infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searchingACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes, by using IndexedDB or the cloud service Firebase Realtime Databaseyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infousing MemoryDBnono
User concepts infoAccess controlnonoAccess rights for users and roles

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More resources
LovefieldOpenTSDBSplunkSQream DB
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