DBMS > DuckDB vs. Kdb
System Properties Comparison DuckDB vs. Kdb
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|Editorial information provided by DB-Engines
|DuckDB Xexclude from comparison
|Kdb Xexclude from comparison
|An embeddable, in-process, column-oriented SQL OLAP RDBMS
|High performance Time Series DBMS
|Primary database model
|Time Series DBMS
|Secondary database models
|Kx Systems, a division of First Derivatives plc
|2000 kdb was released 2000, kdb+ in 2003
|0.10, February 2024
|3.6, May 2018
|License Commercial or Open Source
|Open Source MIT License
|commercial free 32-bit version
|Cloud-based only Only available as a cloud service
|DBaaS offerings (sponsored links) Database as a Service
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|Server operating systems
|Typing predefined data types such as float or date
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.
|yes table attribute 'grouped'
|SQL Support of SQL
|SQL-like query language (q)
|APIs and other access methods
|Arrow Database Connectivity (ADBC)
|Supported programming languages
C# 3rd party driver
Crystal 3rd party driver
Go 3rd party driver
Lisp 3rd party driver
Ruby 3rd party driver
Zig 3rd party driver
|Server-side scripts Stored procedures
|user defined functions
|yes with views
|Partitioning methods Methods for storing different data on different nodes
|Replication methods Methods for redundantly storing data on multiple nodes
|MapReduce Offers an API for user-defined Map/Reduce methods
|no similar paradigm used for internal processing
|Consistency concepts Methods to ensure consistency in a distributed system
|Foreign keys Referential integrity
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data
|Concurrency Support for concurrent manipulation of data
|yes, multi-version concurrency control (MVCC)
|Durability Support for making data persistent
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.
|User concepts Access control
|rights management via user accounts
|More information provided by the system vendor
|Integrated columnar database & programming system for streaming, real time and historical...
|provides seamless scalability; runs on industry standard server platforms; is top-ranked...
|Typical application scenarios
|tick database streaming sensor data massive intelligence applications oil and gas...
|Goldman Sachs Morgan Stanley Merrill Lynch J.P. Morgan Deutsche Bank IEX Securities...
|kdb+ performance and reliability proven by our customers in critical infrastructure...
|Licensing and pricing models
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|Recent citations in the news
In-Process Analytical Data Management with DuckDB
A Comprehensive Guide for Using DuckDB With Go
Seattle startup MotherDuck raises $52.5M at a $400M valuation to fuel DuckDB analytics platform
MotherDuck Raises $52.5 Million Series B Funding as DuckDB Adoption Soars
DuckDB shuns VC breadcrumbs so support isn't all it's quacked up to be
provided by Google News
Turbocharging the Engine: KX Unleashes AI-First Transformation with kdb+
KX ANNOUNCES KDB INSIGHTS AS FULLY MANAGED SERVICE ON AMAZON FINSPACE
McLaren Applied and KX partner to enhance ATLAS software analytics capabilities
KX Brings the Power and Performance of kdb+ to Python Developers with PyKX
provided by Google News
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