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DBMS > BoltDB vs. NSDb vs. OpenQM vs. SWC-DB

System Properties Comparison BoltDB vs. NSDb vs. OpenQM vs. SWC-DB

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Editorial information provided by DB-Engines
NameBoltDB  Xexclude from comparisonNSDb  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonSWC-DB infoSuper Wide Column Database  Xexclude from comparison
DescriptionAn embedded key-value store for Go.Scalable, High-performance Time Series DBMS designed for Real-time Analytics on top of KubernetesQpenQM is a high-performance, self-tuning, multi-value DBMSA high performance, scalable Wide Column DBMS
Primary database modelKey-value storeTime Series DBMSMultivalue DBMSWide column store
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.80
Rank#215  Overall
#31  Key-value stores
Score0.08
Rank#369  Overall
#40  Time Series DBMS
Score0.34
Rank#284  Overall
#10  Multivalue DBMS
Score0.08
Rank#364  Overall
#13  Wide column stores
Websitegithub.com/­boltdb/­boltnsdb.iowww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmgithub.com/­kashirin-alex/­swc-db
www.swcdb.org
Technical documentationnsdb.io/­Architecture
DeveloperRocket Software, originally Martin PhillipsAlex Kashirin
Initial release2013201719932020
Current release3.4-120.5, April 2021
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoApache Version 2.0Open Source infoGPLv2, extended commercial license availableOpen Source infoGPL V3
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 languageGoJava, ScalaC++
Server operating systemsBSD
Linux
OS X
Solaris
Windows
Linux
macOS
AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
Data schemeschema-freeyes infowith some exceptionsschema-free
Typing infopredefined data types such as float or datenoyes: 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.nonoyesno
Secondary indexesnoall fields are automatically indexedyes
SQL infoSupport of SQLnoSQL-like query languagenoSQL-like query language
APIs and other access methodsgRPC
HTTP REST
WebSocket
Proprietary protocol
Thrift
Supported programming languagesGoJava
Scala
.Net
Basic
C
Java
Objective C
PHP
Python
C++
Server-side scripts infoStored proceduresnonoyesno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodesnoneShardingyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesUsing Apache Luceneyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlnoAccess rights can be defined down to the item level

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More resources
BoltDBNSDbOpenQM infoalso called QMSWC-DB infoSuper Wide Column Database
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