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DBMS > Blueflood vs. Cachelot.io vs. Dolt vs. NSDb

System Properties Comparison Blueflood vs. Cachelot.io vs. Dolt vs. NSDb

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Editorial information provided by DB-Engines
NameBlueflood  Xexclude from comparisonCachelot.io  Xexclude from comparisonDolt  Xexclude from comparisonNSDb  Xexclude from comparison
DescriptionScalable TimeSeries DBMS based on CassandraIn-memory caching systemA MySQL compatible DBMS with Git-like versioning of data and schemaScalable, High-performance Time Series DBMS designed for Real-time Analytics on top of Kubernetes
Primary database modelTime Series DBMSKey-value storeRelational DBMSTime Series DBMS
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.13
Rank#346  Overall
#33  Time Series DBMS
Score0.04
Rank#388  Overall
#62  Key-value stores
Score1.02
Rank#191  Overall
#89  Relational DBMS
Score0.08
Rank#369  Overall
#40  Time Series DBMS
Websiteblueflood.iocachelot.iogithub.com/­dolthub/­dolt
www.dolthub.com
nsdb.io
Technical documentationgithub.com/­rax-maas/­blueflood/­wikidocs.dolthub.comnsdb.io/­Architecture
DeveloperRackspaceDoltHub Inc
Initial release2013201520182017
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoSimplified BSD LicenseOpen Source infoApache Version 2.0Open Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC++GoJava, Scala
Server operating systemsLinux
OS X
FreeBSD
Linux
OS X
Linux
macOS
Windows
Linux
macOS
Data schemepredefined schemeschema-freeyes
Typing infopredefined data types such as float or dateyesnoyesyes: int, bigint, decimal, string
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 indexesnonoyesall fields are automatically indexed
SQL infoSupport of SQLnonoyesSQL-like query language
APIs and other access methodsHTTP RESTMemcached protocolCLI Client
HTTP REST
gRPC
HTTP REST
WebSocket
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
OCaml
Perl
PHP
Python
Ruby
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Java
Scala
Server-side scripts infoStored proceduresnonoyes infocurrently in alpha releaseno
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on CassandranonenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on CassandranoneA database can be cloned to multiple locations and be used there in isolation. Data/schema changes can be pushed/pulled explicitly between locations.
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
noneEventual Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesnoyesUsing Apache Lucene
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlnonoOnly one user is configurable, and must be specified in the config file at startup

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More resources
BluefloodCachelot.ioDoltNSDb
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