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DBMS > Kdb+ vs. PouchDB vs. Snowflake

System Properties Comparison Kdb+ vs. PouchDB vs. Snowflake

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Editorial information provided by DB-Engines
NameKdb+  Xexclude from comparisonPouchDB  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionHigh performance Time Series DBMSJavaScript DBMS with an API inspired by CouchDBCloud-based data warehousing service for structured and semi-structured data
Primary database modelTime Series DBMSDocument storeRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score5.50
Rank#58  Overall
#2  Time Series DBMS
Score2.97
Rank#88  Overall
#16  Document stores
Score2.24
Rank#107  Overall
#52  Relational DBMS
Websitekx.compouchdb.comwww.snowflake.com
Technical documentationcode.kx.compouchdb.com/­guidesdocs.snowflake.net/­manuals/­index.html
DeveloperKx Systems, a division of First Derivatives plcApache Software FoundationSnowflake Computing Inc.
Initial release2000 infokdb was released 2000, kdb+ in 200320122014
Current release3.6, May 20187.1.1, June 2019
License infoCommercial or Open Sourcecommercial infofree 32-bit versionOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageqJavaScript
Server operating systemsLinux
OS X
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)hosted
Data schemeyesschema-freeyes infosupport of semi-structured data formats (JSON, XML, Avro)
Typing infopredefined data types such as float or dateyesnoyes
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.yesnoyes
Secondary indexesyes infotable attribute 'grouped'yes infovia views
SQL infoSupport of SQLSQL-like query language (q)noyes
APIs and other access methodsHTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
HTTP REST infoonly for PouchDB Server
JavaScript API
CLI Client
JDBC
ODBC
Supported programming languagesC
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
JavaScriptJavaScript (Node.js)
Python
Server-side scripts infoStored proceduresuser defined functionsView functions in JavaScriptuser defined functions
Triggersyes infowith viewsyesno infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningSharding infowith a proxy-based framework, named couchdb-loungeyes
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replicationMaster-master replication infoalso with CouchDB databases
Master-slave replication infoalso with CouchDB databases
yes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infosimilar paradigm used for internal processingyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes infoby using IndexedDB, WebSQL or LevelDB as backendyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesno
User concepts infoAccess controlrights management via user accountsnoUsers with fine-grained authorization concept, user roles and pluggable authentication
More information provided by the system vendor
Kdb+PouchDBSnowflake
Specific characteristicsIntegrated columnar database & programming system for streaming, real time and historical...
» more
Competitive advantagesprovides seamless scalability; runs on industry standard server platforms; is top-ranked...
» more
Typical application scenariostick database streaming sensor data massive intelligence applications oil and gas...
» more
Key customersGoldman Sachs Morgan Stanley Merrill Lynch J.P. Morgan Deutsche Bank IEX Securities...
» more
Market metricskdb+ performance and reliability proven by our customers in critical infrastructure...
» more
Licensing and pricing modelsupon request
» more

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More resources
Kdb+PouchDBSnowflake
DB-Engines blog posts

Time Series DBMS are the database category with the fastest increase in popularity
4 July 2016, Matthias Gelbmann

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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

Kx extends use of world's fastest time series database kdb+ with on-demand offering for cloud and on-premises
27 March 2018, Bobsguide

Kx Systems releases SaaS version of kdb+
27 March 2018, Finextra

Kx announces the availability of kdb+ on Google Cloud Launcher
12 June 2018, Bobsguide

Kx Named as Google Cloud Global Technology Partner of the Year - Financial Services
9 April 2019, Associated Press

Kx to power analytics for US real estate giant Zillow
3 April 2019, Associated Press

provided by Google News

Boost Note: Open-Source Note Taking App's New Version Is out Now
7 January 2020, Yahoo Finance

Getting Started with PouchDB Client-Side JavaScript Database
7 September 2016, SitePoint

Synchronizing Offline App Data with PouchDB
25 September 2015, SitePoint

Create Offline Web Apps Using Service Workers & PouchDB
7 March 2017, SitePoint

Top Local Databases for React Native App Development {A 2020 List}
15 October 2019, Appinventiv

provided by Google News

Enabling data-driven video streaming: A Snowflake Case Study
14 January 2020, CDOTrends

Aqua Data Studio Version 20.5 Introduces New Database Support
15 January 2020, Database Trends and Applications

Aqua Data Studio Version 20.5 Introduces Support for Amazon RDS
14 January 2020, Yahoo Finance

Predictions 2020: Cloud, Kubernetes and cybersecurity will rule
28 December 2019, SiliconANGLE News

2019: A Big Data Year in Review – Part Two
20 December 2019, Datanami

provided by Google News

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