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DBMS > Kuzu vs. QuestDB vs. SQL.JS

System Properties Comparison Kuzu vs. QuestDB vs. SQL.JS

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Editorial information provided by DB-Engines
NameKuzu  Xexclude from comparisonQuestDB  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionAn embeddable property Graph DBMS built for query speed and scalabilityA high performance open source SQL database for time series dataPort of SQLite to JavaScript
Primary database modelGraph DBMSTime Series DBMSRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.01
Rank#380  Overall
#39  Graph DBMS
Score2.81
Rank#98  Overall
#7  Time Series DBMS
Score0.53
Rank#246  Overall
#115  Relational DBMS
Websitekuzudb.comquestdb.iosql.js.org
Technical documentationdocs.kuzudb.comquestdb.io/­docssql.js.org/­documentation/­index.html
DeveloperQuestDB Technology IncAlon Zakai infoenhancements implemented by others
Initial release202220142012
Current release0.4.2, May 2024
License infoCommercial or Open SourceOpen Source infoMIT licenseOpen Source infoApache 2.0Open Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++Java (Zero-GC), C++, RustJavaScript
Server operating systemsserver-lessLinux
macOS
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesyes infoschema-free via InfluxDB Line Protocolyes
Typing infopredefined data types such as float or dateyesyesyes
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.nonono
Secondary indexesnono
SQL infoSupport of SQLnoSQL with time-series extensionsyes infoSQL-92 is not fully supported
APIs and other access methodsCLI Client
Cypher Query Language
HTTP REST
InfluxDB Line Protocol (TCP/UDP)
JDBC
PostgreSQL wire protocol
JavaScript API
Supported programming languagesC
C#
C++
Java
JavaScript
Python
Rust
C infoPostgreSQL driver
C++
Go
Java
JavaScript (Node.js)
Python
Rust infoover HTTP
JavaScript
Server-side scripts infoStored proceduresnonono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesnonehorizontal partitioning (by timestamps)none
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replication with eventual consistencynone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistencynone
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID for single-table writesACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infothrough memory mapped filesyes
User concepts infoAccess controlnono
More information provided by the system vendor
KuzuQuestDBSQL.JS
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13 August 2024

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More resources
KuzuQuestDBSQL.JS
DB-Engines blog posts

New kids on the block: database management systems implemented in JavaScript
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Recent citations in the news

SQL Extensions for Time-Series Data in QuestDB
11 January 2021, Towards Data Science

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10 February 2022, hackernoon.com

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