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DBMS > IBM Db2 Event Store vs. Riak KV vs. SiteWhere vs. StarRocks

System Properties Comparison IBM Db2 Event Store vs. Riak KV vs. SiteWhere vs. StarRocks

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Editorial information provided by DB-Engines
NameIBM Db2 Event Store  Xexclude from comparisonRiak KV  Xexclude from comparisonSiteWhere  Xexclude from comparisonStarRocks  Xexclude from comparison
DescriptionDistributed Event Store optimized for Internet of Things use casesDistributed, fault tolerant key-value storeM2M integration platform for persisting/querying time series dataAn open source, high-performance columnar analytical database that enables real-time, multi-dimensional, and highly concurrent data analytics infoForked from Apache Doris
Primary database modelEvent Store
Time Series DBMS
Key-value store infowith links between data sets and object tags for the creation of secondary indexesTime Series DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.18
Rank#315  Overall
#2  Event Stores
#26  Time Series DBMS
Score3.84
Rank#76  Overall
#9  Key-value stores
Score0.07
Rank#347  Overall
#33  Time Series DBMS
Score0.95
Rank#193  Overall
#89  Relational DBMS
Websitewww.ibm.com/­products/­db2-event-storegithub.com/­sitewhere/­sitewherewww.starrocks.io
Technical documentationwww.ibm.com/­docs/­en/­db2-event-storewww.tiot.jp/­riak-docs/­riak/­kv/­latestsitewhere1.sitewhere.io/­index.htmldocs.starrocks.io/­en-us/­latest/­introduction/­StarRocks_intro
DeveloperIBMOpenSource, formerly Basho TechnologiesSiteWhereThe Linux Foundation infosince Feb 2023
Initial release2017200920102020
Current release2.03.2.0, December 20223.3, June 2024
License infoCommercial or Open Sourcecommercial infofree developer edition availableOpen Source infoApache version 2, commercial enterprise editionOpen Source infoCommon Public Attribution License Version 1.0Open Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++ErlangJavaC++, Java
Server operating systemsLinux infoLinux, macOS, Windows for the developer additionLinux
OS X
Linux
OS X
Windows
Linux
Data schemeyesschema-freepredefined schemeyes
Typing infopredefined data types such as float or dateyesnoyesyes
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.nononono
Secondary indexesnorestrictednoyes
SQL infoSupport of SQLyes infothrough the embedded Spark runtimenonoyes
APIs and other access methodsADO.NET
DB2 Connect
JDBC
ODBC
RESTful HTTP API
HTTP API
Native Erlang Interface
HTTP RESTJDBC
MySQL protocol
Supported programming languagesC
C#
C++
Cobol
Delphi
Fortran
Go
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Scala
Visual Basic
C infounofficial client library
C#
C++ infounofficial client library
Clojure infounofficial client library
Dart infounofficial client library
Erlang
Go infounofficial client library
Groovy infounofficial client library
Haskell infounofficial client library
Java
JavaScript infounofficial client library
Lisp infounofficial client library
Perl infounofficial client library
PHP
Python
Ruby
Scala infounofficial client library
Smalltalk infounofficial client library
Java
Server-side scripts infoStored proceduresyesErlanguser defined functions
Triggersnoyes infopre-commit hooks and post-commit hooksno
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infono "single point of failure"Sharding infobased on HBasehorizontal partitioning (by range and hash)
Replication methods infoMethods for redundantly storing data on multiple nodesActive-active shard replicationselectable replication factorselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono infolinks between data sets can be storednono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanononono
Concurrency infoSupport for concurrent manipulation of dataNo - written data is immutableyesyesyes
Durability infoSupport for making data persistentYes - Synchronous writes to local disk combined with replication and asynchronous writes in parquet format to permanent shared storageyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlfine grained access rights according to SQL-standardyes, using Riak SecurityUsers with fine-grained authorization conceptRole based access control and fine grained access rights

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More resources
IBM Db2 Event StoreRiak KVSiteWhereStarRocks
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