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DBMS > Riak KV vs. Riak TS vs. RocksDB vs. Splunk vs. Tkrzw

System Properties Comparison Riak KV vs. Riak TS vs. RocksDB vs. Splunk vs. Tkrzw

Editorial information provided by DB-Engines
NameRiak KV  Xexclude from comparisonRiak TS  Xexclude from comparisonRocksDB  Xexclude from comparisonSplunk  Xexclude from comparisonTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet  Xexclude from comparison
DescriptionDistributed, fault tolerant key-value storeRiak TS is a distributed NoSQL database optimized for time series data and based on Riak KVEmbeddable persistent key-value store optimized for fast storage (flash and RAM)Analytics Platform for Big DataA concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto Cabinet
Primary database modelKey-value store infowith links between data sets and object tags for the creation of secondary indexesTime Series DBMSKey-value storeSearch engineKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.84
Rank#76  Overall
#9  Key-value stores
Score0.17
Rank#318  Overall
#27  Time Series DBMS
Score2.84
Rank#97  Overall
#16  Key-value stores
Score93.02
Rank#13  Overall
#2  Search engines
Score0.00
Rank#385  Overall
#61  Key-value stores
Websiterocksdb.orgwww.splunk.comdbmx.net/­tkrzw
Technical documentationwww.tiot.jp/­riak-docs/­riak/­kv/­latestwww.tiot.jp/­riak-docs/­riak/­ts/­latestgithub.com/­facebook/­rocksdb/­wikidocs.splunk.com/­Documentation/­Splunk
DeveloperOpenSource, formerly Basho TechnologiesOpen Source, formerly Basho TechnologiesFacebook, Inc.Splunk Inc.Mikio Hirabayashi
Initial release20092015201320032020
Current release3.2.0, December 20223.0.0, September 20229.4.0, June 20240.9.3, August 2020
License infoCommercial or Open SourceOpen Source infoApache version 2, commercial enterprise editionOpen SourceOpen Source infoBSDcommercial infoLimited free edition and free developer edition availableOpen Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageErlangErlangC++C++
Server operating systemsLinux
OS X
Linux
OS X
LinuxLinux
OS X
Solaris
Windows
Linux
macOS
Data schemeschema-freeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or datenononoyesno
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.nononoyesno
Secondary indexesrestrictedrestrictednoyes
SQL infoSupport of SQLnoyes, limitednono infoSplunk Search Processing Language for search commandsno
APIs and other access methodsHTTP API
Native Erlang Interface
HTTP API
Native Erlang Interface
C++ API
Java API
HTTP REST
Supported programming languagesC 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
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
C
C++
Go
Java
Perl
Python
Ruby
C#
Java
JavaScript
PHP
Python
Ruby
C++
Java
Python
Ruby
Server-side scripts infoStored proceduresErlangErlangnoyesno
Triggersyes infopre-commit hooks and post-commit hooksyes infopre-commit hooks and post-commit hooksyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infono "single point of failure"Shardinghorizontal partitioningShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factorselectable replication factoryesMulti-source replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integrityno infolinks between data sets can be storedno infolinks between datasets can be storednonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoyesno infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes infousing specific database classes
User concepts infoAccess controlyes, using Riak SecuritynonoAccess rights for users and rolesno

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More resources
Riak KVRiak TSRocksDBSplunkTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet
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