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DBMS > ObjectBox vs. Quasardb

System Properties Comparison ObjectBox vs. Quasardb

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Editorial information provided by DB-Engines
NameObjectBox  Xexclude from comparisonQuasardb  Xexclude from comparison
DescriptionLightweight, fast on-device database for IoT, Mobile and Embedded devices, persisting and synchronising objects and vectorsDistributed, high-performance timeseries database
Primary database modelObject oriented DBMS
Vector DBMS
Time Series DBMS
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.12
Rank#173  Overall
#5  Object oriented DBMS
#8  Vector DBMS
Score0.10
Rank#341  Overall
#29  Time Series DBMS
Websitegithub.com/­objectbox
objectbox.io
quasar.ai
Technical documentationdocs.objectbox.iodoc.quasar.ai/­master
DeveloperObjectBox Limitedquasardb
Initial release20172009
Current release4.0 (May 2024)3.14.1, January 2024
License infoCommercial or Open SourceBindings are released under Apache 2.0 infoApache License 2.0commercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licenses
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC and C++C++
Server operating systemsAndroid
Any POSIX system
Docker
iOS
Linux
macOS
QNX
Windows
BSD
Linux
OS X
Windows
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyes, plus "flex" map-like typesyes infointeger and binary
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.nono
Secondary indexesyesyes infowith tags
SQL infoSupport of SQLnoSQL-like query language
APIs and other access methodsProprietary native APIHTTP API
Supported programming languagesC
C++
Dart (Flutter)
Go
Java
Kotlin
Python
Swift
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresnono
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infoconsistent hashing
Replication methods infoMethods for redundantly storing data on multiple nodesData sync between devices allowing occasional connected databases to work completely offlineSource-replica replication with selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes infoby using LevelDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoTransient mode
User concepts infoAccess controlyesCryptographically strong user authentication and audit trail
More information provided by the system vendor
ObjectBoxQuasardb
News

First on-device Vector Database (aka Semantic Index) for iOS
24 July 2024

Retrieval Augmented Generation (RAG) with vector databases: Expanding AI Capabilities
18 June 2024

The on-device Vector Database for Android and Java
29 May 2024

Vector search: making sense of search queries
29 May 2024

Python on-device Vector and Object Database for Local AI
28 May 2024

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More resources
ObjectBoxQuasardb
Recent citations in the news

Industrial IoT (IIoT) edge solution for railway operators – a Kapsch ObjectBox Case Study
21 June 2019, 1E9

provided by Google News

Record quasar is most luminous object in the universe
20 February 2024, EarthSky

Quasar Partners with PTC to Empower IoT Customers with High-Performance Data Solutions
11 September 2023, Datanami

Real-time analytics database startup Imply raises $70M in Series C funding
16 June 2021, SiliconANGLE News

Quasar Hunting
5 December 2013, Sky & Telescope

Ultrabright Quasar Lit Up the Early Universe
9 January 2019, Livescience.com

provided by Google News



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