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DBMS > KairosDB vs. OpenTSDB vs. Postgres-XL

System Properties Comparison KairosDB vs. OpenTSDB vs. Postgres-XL

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Editorial information provided by DB-Engines
NameKairosDB  Xexclude from comparisonOpenTSDB  Xexclude from comparisonPostgres-XL  Xexclude from comparison
DescriptionDistributed Time Series DBMS based on Cassandra or H2Scalable Time Series DBMS based on HBaseBased on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database modelTime Series DBMSTime Series DBMSRelational DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.55
Rank#240  Overall
#20  Time Series DBMS
Score1.41
Rank#146  Overall
#13  Time Series DBMS
Score0.35
Rank#268  Overall
#123  Relational DBMS
Websitegithub.com/­kairosdb/­kairosdbopentsdb.netwww.postgres-xl.org
Technical documentationkairosdb.github.ioopentsdb.net/­docs/­build/­html/­index.htmlwww.postgres-xl.org/­documentation
Developercurrently maintained by Yahoo and other contributors
Initial release201320112014 infosince 2012, originally named StormDB
Current release1.2.2, November 201810 R1, October 2018
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoLGPLOpen Source infoMozilla public license
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaC
Server operating systemsLinux
OS X
Windows
Linux
Windows
Linux
macOS
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesnumeric 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.nonoyes infoXML type, but no XML query functionality
Secondary indexesnonoyes
SQL infoSupport of SQLnonoyes infodistributed, parallel query execution
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
HTTP API
Telnet API
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
Erlang
Go
Java
Python
R
Ruby
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresnonouser defined functions
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraSharding infobased on HBasehorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandraselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistency infobased on HBaseImmediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACID infoMVCC
Concurrency infoSupport for concurrent manipulation of datayesyesyes
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.nonono
User concepts infoAccess controlsimple password-based access controlnofine grained access rights according to SQL-standard

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More resources
KairosDBOpenTSDBPostgres-XL
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