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DBMS > Blueflood vs. HarperDB vs. LevelDB vs. Riak KV vs. Transwarp ArgoDB

System Properties Comparison Blueflood vs. HarperDB vs. LevelDB vs. Riak KV vs. Transwarp ArgoDB

Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonHarperDB  Xexclude from comparisonLevelDB  Xexclude from comparisonRiak KV  Xexclude from comparisonTranswarp ArgoDB  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraHarperDB takes the "stack" out of "tech stack" by combining an ultra-fast document-style data store, in-memory cache, real-time message broker, and your application components into a single distributed technology.Embeddable fast key-value storage library that provides an ordered mapping from string keys to string valuesDistributed, fault tolerant key-value storeDistributed Analytical Database to replace Hadoop+MPP hybrid architecture
Primary database modelTime Series DBMSDocument storeKey-value storeKey-value store infowith links between data sets and object tags for the creation of secondary indexesRelational DBMS
Secondary database modelsSearch engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.06
Rank#352  Overall
#36  Time Series DBMS
Score0.55
Rank#243  Overall
#38  Document stores
Score2.33
Rank#111  Overall
#19  Key-value stores
Score3.84
Rank#76  Overall
#9  Key-value stores
Score0.04
Rank#361  Overall
#153  Relational DBMS
Websiteblueflood.iowww.harperdb.iogithub.com/­google/­leveldbwww.transwarp.cn/­en/­product/­argodb
Technical documentationgithub.com/­rax-maas/­blueflood/­wikidocs.harperdb.io/­docsgithub.com/­google/­leveldb/­blob/­main/­doc/­index.mdwww.tiot.jp/­riak-docs/­riak/­kv/­latestdocs.transwarp.cn/­#/­documents-support/­docs?category=ARGODB
DeveloperRackspaceHarperDBGoogleOpenSource, formerly Basho TechnologiesTranswarp
Initial release2013201720112009
Current release3.1, August 20211.23, February 20213.2.0, December 2022
License infoCommercial or Open SourceOpen Source infoApache 2.0commercial infofree community edition availableOpen Source infoBSDOpen Source infoApache version 2, commercial enterprise editioncommercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaNode.jsC++Erlang
Server operating systemsLinux
OS X
Linux
OS X
Illumos
Linux
OS X
Windows
Linux
OS X
Data schemepredefined schemedynamic schemaschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesyes infoJSON data typesnonoyes
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 indexesnoyesnorestrictedyes
SQL infoSupport of SQLnoSQL-like data manipulation statementsnonoyes
APIs and other access methodsHTTP RESTJDBC
ODBC
React Hooks
RESTful HTTP/JSON API
WebSocket
HTTP API
Native Erlang Interface
Supported programming languages.Net
C
C#
C++
ColdFusion
D
Dart
Delphi
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
MatLab
Objective C
Perl
PHP
PowerShell
Prolog
Python
R
Ruby
Rust
Scala
Swift
C++
Go
Java info3rd party binding
JavaScript (Node.js) info3rd party binding
Python info3rd party binding
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 proceduresnoCustom Functions infosince release 3.1noErlang
Triggersnononoyes infopre-commit hooks and post-commit hooks
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandraA table resides as a whole on one (or more) nodes in a clusternoneSharding infono "single point of failure"
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandrayes infothe nodes on which a table resides can be definednoneselectable 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
Foreign keys infoReferential integritynononono infolinks between data sets can be stored
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoAtomic execution of specific operationsnono
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyes, using LMDByes infowith automatic compression on writesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlnoAccess rights for users and rolesnoyes, using Riak Security

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More resources
BluefloodHarperDBLevelDBRiak KVTranswarp ArgoDB
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