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DBMS > Blueflood vs. LevelDB vs. MySQL vs. OpenSearch vs. Riak KV

System Properties Comparison Blueflood vs. LevelDB vs. MySQL vs. OpenSearch vs. Riak KV

Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonLevelDB  Xexclude from comparisonMySQL  Xexclude from comparisonOpenSearch  Xexclude from comparisonRiak KV  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraEmbeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesWidely used open source RDBMSA distributed, RESTful search and analytics engine forked from Elasticsearch and based on Apache LuceneDistributed, fault tolerant key-value store
Primary database modelTime Series DBMSKey-value storeRelational DBMS infoKey/Value like access via memcached APISearch engineKey-value store infowith links between data sets and object tags for the creation of secondary indexes
Secondary database modelsDocument store
Spatial DBMS
Vector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.06
Rank#352  Overall
#36  Time Series DBMS
Score2.33
Rank#111  Overall
#19  Key-value stores
Score1029.49
Rank#2  Overall
#2  Relational DBMS
Score16.31
Rank#36  Overall
#4  Search engines
Score3.84
Rank#76  Overall
#9  Key-value stores
Websiteblueflood.iogithub.com/­google/­leveldbwww.mysql.comgithub.com/­opensearch-project
opensearch.org
Technical documentationgithub.com/­rax-maas/­blueflood/­wikigithub.com/­google/­leveldb/­blob/­main/­doc/­index.mddev.mysql.com/­docopensearch.org/­docs/­latestwww.tiot.jp/­riak-docs/­riak/­kv/­latest
DeveloperRackspaceGoogleOracle infosince 2010, originally MySQL AB, then SunAmazon Web ServicesOpenSource, formerly Basho Technologies
Initial release20132011199520212009
Current release1.23, February 20219.0.0, July 20242.5.0, January 20233.2.0, December 2022
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoBSDOpen Source infoGPL version 2. Commercial licenses with extended functionallity are availableOpen Source infoApache Version 2.0Open Source infoApache version 2, commercial enterprise edition
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
STACKIT OpenSearch offers OpenSearch in a managed version in enterprise grade, 100% GDPR-compliant, for a wide range of applications like analytics, website search, offering scalability and fast data access.
Implementation languageJavaC++C and C++JavaErlang
Server operating systemsLinux
OS X
Illumos
Linux
OS X
Windows
FreeBSD
Linux
OS X
Solaris
Windows
All OS with a Java VMLinux
OS X
Data schemepredefined schemeschema-freeyesschema-free infoFlexible type definitions. Once a type is defined, it is persistentschema-free
Typing infopredefined data types such as float or dateyesnoyesyesno
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.nonoyesno
Secondary indexesnonoyesyes infoAll search fields are automatically indexedrestricted
SQL infoSupport of SQLnonoyes infowith proprietary extensionsSQL-like query languageno
APIs and other access methodsHTTP RESTADO.NET
JDBC
ODBC
Proprietary native API
Java API
RESTful HTTP/JSON API
HTTP API
Native Erlang Interface
Supported programming languagesC++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby infoElasticsearch client
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 proceduresnonoyes infoproprietary syntaxyesErlang
Triggersnonoyesyes infoby using the 'percolation' featureyes infopre-commit hooks and post-commit hooks
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on Cassandranonehorizontal partitioning, sharding with MySQL Cluster or MySQL FabricShardingSharding infono "single point of failure"
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandranoneMulti-source replication
Source-replica replication
yesselectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate ConsistencyImmediate ConsistencyEventual Consistency infoSynchronous doc based replication. Get by ID may show delays up to 1 sec. Configurable write consistency: one, quorum, allEventual Consistency
Foreign keys infoReferential integritynonoyes infonot for MyISAM storage enginenono infolinks between data sets can be stored
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACID infonot for MyISAM storage enginenono
Concurrency infoSupport for concurrent manipulation of datayesyesyes infotable locks or row locks depending on storage engineyesyes
Durability infoSupport for making data persistentyesyes infowith automatic compression on writesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlnonoUsers with fine-grained authorization concept infono user groups or rolesyes, using Riak Security
More information provided by the system vendor
BluefloodLevelDBMySQLOpenSearchRiak KV
Specific characteristicsOpenSearch is a highly scalable and extensible open-source software suite for search,...
» more
Competitive advantagesDistributed as fully open source under Apache License, Version 2.0 (ALv2), OpenSearch...
» more
Typical application scenariosThe OpenSearch platform is used across a broad range of search , analytics, and observability...
» more
Licensing and pricing modelsThe OpenSearch Project offers open source software licensed under Apache License...
» more

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More resources
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