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DBMS > DuckDB vs. LokiJS vs. Transwarp Hippo

System Properties Comparison DuckDB vs. LokiJS vs. Transwarp Hippo

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Editorial information provided by DB-Engines
NameDuckDB  Xexclude from comparisonLokiJS  Xexclude from comparisonTranswarp Hippo  Xexclude from comparison
DescriptionAn embeddable, in-process, column-oriented SQL OLAP RDBMSIn-memory JavaScript DBMSCloud-native distributed Vector DBMS that supports storage, retrieval, and management of massive vector-based datasets
Primary database modelRelational DBMSDocument storeVector DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score6.32
Rank#55  Overall
#33  Relational DBMS
Score0.34
Rank#272  Overall
#43  Document stores
Score0.00
Rank#379  Overall
#18  Vector DBMS
Websiteduckdb.orggithub.com/­techfort/­LokiJSwww.transwarp.cn/­en/­subproduct/­hippo
Technical documentationduckdb.org/­docstechfort.github.io/­LokiJS
Initial release201820142023
Current release1.0.0, June 20241.0, May 2023
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Sourcecommercial
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++JavaScriptC++
Server operating systemsserver-lessserver-less, requires a JavaScript environment (browser, Node.js)Linux
macOS
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesnoVector, Numeric and 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.nonono
Secondary indexesyesyes infovia viewsno
SQL infoSupport of SQLyesnono
APIs and other access methodsArrow Database Connectivity (ADBC)
CLI Client
JDBC
ODBC
JavaScript APIRESTful HTTP API
Supported programming languagesC
C# info3rd party driver
C++
Crystal info3rd party driver
Go info3rd party driver
Java
Lisp info3rd party driver
Python
R
Ruby info3rd party driver
Rust
Swift
Zig info3rd party driver
JavaScriptC++
Java
Python
Server-side scripts infoStored proceduresnoView functions in JavaScriptno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodesnonenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencynoneImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno infoatomic operations within a single collection possibleno
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes
User concepts infoAccess controlnonoRole based access control and fine grained access rights

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More resources
DuckDBLokiJSTranswarp Hippo
DB-Engines blog posts

New kids on the block: database management systems implemented in JavaScript
1 December 2014, Matthias Gelbmann

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Recent citations in the news

A Guide to Data Analysis in Python with DuckDB
18 November 2024, KDnuggets

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2 January 2025, iProgrammer

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29 December 2024, substack.com

MotherDuck Announces Beta Release of pg_duckdb; Brings DuckDB's Analytics Power to PostgreSQL Users
24 October 2024, PR Newswire

My First Billion (of Rows) in DuckDB
1 May 2024, Towards Data Science

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8 August 2024, TechTarget

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