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DBMS > IBM Db2 vs. OpenTSDB vs. ReductStore

System Properties Comparison IBM Db2 vs. OpenTSDB vs. ReductStore

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Editorial information provided by DB-Engines
NameIBM Db2 infoformerly named DB2 or IBM Database 2  Xexclude from comparisonOpenTSDB  Xexclude from comparisonReductStore  Xexclude from comparison
DescriptionCommon in IBM host environments, 2 different versions for host and Windows/LinuxScalable Time Series DBMS based on HBaseDesigned to manage unstructured time-series data efficiently, providing unique features such as storing time-stamped blobs with labels, customizable data retention policies, and a straightforward FIFO quota system.
Primary database modelRelational DBMS infoSince Version 10.5 support for JSON/BSON documents compatible with MongoDBTime Series DBMSTime Series DBMS
Secondary database modelsDocument store
RDF store infoin Db2 LUW (Linux, Unix, Windows)
Spatial DBMS infowith Db2 Spatial Extender
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score125.90
Rank#9  Overall
#6  Relational DBMS
Score1.68
Rank#142  Overall
#12  Time Series DBMS
Score0.05
Rank#384  Overall
#44  Time Series DBMS
Websitewww.ibm.com/­products/­db2opentsdb.netgithub.com/­reductstore
www.reduct.store
Technical documentationwww.ibm.com/­docs/­en/­db2opentsdb.net/­docs/­build/­html/­index.htmlwww.reduct.store/­docs
DeveloperIBMcurrently maintained by Yahoo and other contributorsReductStore LLC
Initial release1983 infohost version20112023
Current release12.1, October 20161.9, March 2024
License infoCommercial or Open Sourcecommercial infofree version is availableOpen Source infoLGPLOpen Source infoBusiness Source License 1.1
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++JavaC++, Rust
Server operating systemsAIX
HP-UX
Linux
Solaris
Windows
z/OS
Linux
Windows
Docker
Linux
macOS
Windows
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesnumeric data for metrics, strings for tags
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.no
Secondary indexesyesno
SQL infoSupport of SQLyesno
APIs and other access methodsADO.NET
JDBC
JSON style queries infoMongoDB compatible
ODBC
XQuery
HTTP API
Telnet API
HTTP API
Supported programming languagesC
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic
Erlang
Go
Java
Python
R
Ruby
C++
JavaScript (Node.js)
Python
Rust
Server-side scripts infoStored proceduresyesno
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infoonly with Windows/Unix/Linux VersionSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesyes infowith separate tools (MQ, InfoSphere)selectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency infobased on HBase
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlfine grained access rights according to SQL-standardno

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More resources
IBM Db2 infoformerly named DB2 or IBM Database 2OpenTSDBReductStore
DB-Engines blog posts

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