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DBMS > BoltDB vs. NCache vs. ObjectBox vs. RethinkDB

System Properties Comparison BoltDB vs. NCache vs. ObjectBox vs. RethinkDB

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Editorial information provided by DB-Engines
NameBoltDB  Xexclude from comparisonNCache  Xexclude from comparisonObjectBox  Xexclude from comparisonRethinkDB  Xexclude from comparison
DescriptionAn embedded key-value store for Go.Open-Source and Enterprise in-memory Key-Value StoreLightweight, fast on-device database for IoT, Mobile and Embedded devices, persisting and synchronising objects and vectorsDBMS for the Web with a mechanism to push updated query results to applications in realtime.
Primary database modelKey-value storeKey-value storeObject oriented DBMS
Vector DBMS
Document store
Secondary database modelsDocument store
Search engine infoUsing distributed Lucene
Time Series DBMSSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.70
Rank#225  Overall
#31  Key-value stores
Score0.91
Rank#196  Overall
#29  Key-value stores
Score1.08
Rank#179  Overall
#6  Object oriented DBMS
#9  Vector DBMS
Score2.58
Rank#105  Overall
#20  Document stores
Websitegithub.com/­boltdb/­boltwww.alachisoft.com/­ncachegithub.com/­objectbox
objectbox.io
rethinkdb.com
Technical documentationwww.alachisoft.com/­resources/­docsdocs.objectbox.iorethinkdb.com/­docs
DeveloperAlachisoftObjectBox LimitedThe Linux Foundation infosince July 2017
Initial release2013200520172009
Current release5.3.3, April 20244.0 (May 2024)2.4.1, August 2020
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoEnterprise Edition availableBindings are released under Apache 2.0 infoApache License 2.0Open Source infoApache Version 2
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 languageGoC#, .NET, .NET Core, JavaC and C++C++
Server operating systemsBSD
Linux
OS X
Solaris
Windows
Linux
Windows
Android
Any POSIX system
Docker
iOS
Linux
macOS
QNX
Windows
Linux
OS X
Windows
Data schemeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or datenopartial infoSupported data types are Lists, Queues, Hashsets, Dictionary and Counteryes, plus "flex" map-like typesyes infostring, binary, float, bool, date, geometry
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 indexesnoyesyesyes
SQL infoSupport of SQLnoSQL-like query syntax and LINQ for searching the cache. Cache Synchronization with SQL Server using SQL dependency.nono
APIs and other access methodsIDistributedCache
JCache
LINQ
Proprietary native API
Proprietary native API
Supported programming languagesGo.Net
.Net Core
C#
Java
JavaScript (Node.js)
Python
Scala
C
C++
Dart (Flutter)
Go
Java
Kotlin
Python
Swift
C infocommunity-supported driver
C# infocommunity-supported driver
C++ infocommunity-supported driver
Clojure infocommunity-supported driver
Dart infocommunity-supported driver
Erlang infocommunity-supported driver
Go infocommunity-supported driver
Haskell infocommunity-supported driver
Java infoofficial driver
JavaScript (Node.js) infoofficial driver
Lisp infocommunity-supported driver
Lua infocommunity-supported driver
Objective-C infocommunity-supported driver
Perl infocommunity-supported driver
PHP infocommunity-supported driver
Python infoofficial driver
Ruby infoofficial driver
Scala infocommunity-supported driver
Server-side scripts infoStored proceduresnono infosupport for stored procedures with SQL-Server CLRno
Triggersnoyes infoNotificationsnoClient-side triggers through changefeeds
Partitioning methods infoMethods for storing different data on different nodesnoneyesnoneSharding inforange based
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes, with selectable consistency levelData sync between devices allowing occasional connected databases to work completely offlineSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency
Immediate Consistency
Strong Eventual Consistency over WAN with Conflict Resolution using Bridge Topology
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesoptimistic locking and pessimistic lockingACIDAtomic single-document operations
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes infoMVCC based
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesnono
User concepts infoAccess controlnoAuthentication to access the cache via Active Directory/LDAP (possible roles: user, administrator)yesyes infousers and table-level permissions
More information provided by the system vendor
BoltDBNCacheObjectBoxRethinkDB
Specific characteristicsNCache has been the market leader in .NET Distributed Caching since 2005 . NCache...
» more
Competitive advantagesNCache is 100% .NET/ .NET Core based which fully supports ASP.NET Core Sessions ,...
» more
Typical application scenariosNCache enables industries like retail, finance, banking IoT, travel, ecommerce, healthcare...
» more
Key customersBank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more
Market metricsMarket Leader in .NET Distributed Caching since 2005.
» more
Licensing and pricing modelsNCache Open Source is free on an as-is basis without any support. NCache Enterprise...
» more
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