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DBMS > EventStoreDB vs. KairosDB vs. Oracle vs. Riak TS

System Properties Comparison EventStoreDB vs. KairosDB vs. Oracle vs. Riak TS

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Editorial information provided by DB-Engines
NameEventStoreDB  Xexclude from comparisonKairosDB  Xexclude from comparisonOracle  Xexclude from comparisonRiak TS  Xexclude from comparison
DescriptionIndustrial-strength, open-source database solution built from the ground up for event sourcing.Distributed Time Series DBMS based on Cassandra or H2Widely used RDBMSRiak TS is a distributed NoSQL database optimized for time series data and based on Riak KV
Primary database modelEvent StoreTime Series DBMSRelational DBMSTime Series DBMS
Secondary database modelsDocument store
Graph DBMS infowith Oracle Spatial and Graph
RDF store infowith Oracle Spatial and Graph
Spatial DBMS infowith Oracle Spatial and Graph
Vector DBMS infosince Oracle 23
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.14
Rank#181  Overall
#1  Event Stores
Score0.71
Rank#230  Overall
#20  Time Series DBMS
Score1234.27
Rank#1  Overall
#1  Relational DBMS
Score0.25
Rank#308  Overall
#26  Time Series DBMS
Websitewww.eventstore.comgithub.com/­kairosdb/­kairosdbwww.oracle.com/­database
Technical documentationdevelopers.eventstore.comkairosdb.github.iodocs.oracle.com/­en/­databasewww.tiot.jp/­riak-docs/­riak/­ts/­latest
DeveloperEvent Store LimitedOracleOpen Source, formerly Basho Technologies
Initial release2012201319802015
Current release21.2, February 20211.2.2, November 201823c, September 20233.0.0, September 2022
License infoCommercial or Open SourceOpen SourceOpen Source infoApache 2.0commercial inforestricted free version is availableOpen Source
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC and C++Erlang
Server operating systemsLinux
Windows
Linux
OS X
Windows
AIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
Linux
OS X
Data schemeschema-freeyes infoSchemaless in JSON and XML columnsschema-free
Typing infopredefined data types such as float or dateyesyesno
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.noyesno
Secondary indexesnoyesrestricted
SQL infoSupport of SQLnoyes infowith proprietary extensionsyes, limited
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
JDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
HTTP API
Native Erlang Interface
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
C
C#
C++
Clojure
Cobol
Delphi
Eiffel
Erlang
Fortran
Groovy
Haskell
Java
JavaScript
Lisp
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Scala
Tcl
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
Server-side scripts infoStored proceduresnoPL/SQL infoalso stored procedures in Java possibleErlang
Triggersnoyesyes infopre-commit hooks and post-commit hooks
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraSharding, horizontal partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandraMulti-source replication
Source-replica replication
selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono infocan be realized in PL/SQLyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesno infolinks between datasets can be stored
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infoisolation level can be parameterizedno
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.noyes infoVersion 12c introduced the new option 'Oracle Database In-Memory'
User concepts infoAccess controlsimple password-based access controlfine grained access rights according to SQL-standardno

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More resources
EventStoreDBKairosDBOracleRiak TS
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