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DBMS > Kdb vs. PouchDB vs. Raima Database Manager

System Properties Comparison Kdb vs. PouchDB vs. Raima Database Manager

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Editorial information provided by DB-Engines
NameKdb  Xexclude from comparisonPouchDB  Xexclude from comparisonRaima Database Manager infoformerly named db_Vista  Xexclude from comparison
DescriptionHigh performance Time Series DBMSJavaScript DBMS with an API inspired by CouchDBRDBMS with a small footprint, either embedded into an application or used as a database server
Primary database modelTime Series DBMS
Vector DBMS
Document storeRelational DBMS
Time Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.70
Rank#53  Overall
#3  Time Series DBMS
#1  Vector DBMS
Score2.35
Rank#116  Overall
#22  Document stores
Score0.48
Rank#261  Overall
#122  Relational DBMS
#22  Time Series DBMS
Websitekx.compouchdb.comraima.com
Technical documentationcode.kx.compouchdb.com/­guidesdocs.raima.com
DeveloperKx Systems, a division of First Derivatives plcApache Software FoundationRaima Inc.
Initial release2000 infokdb was released 2000, kdb+ in 200320121984
Current release3.6, May 20187.1.1, June 201915, June 2021
License infoCommercial or Open Sourcecommercial infofree 32-bit versionOpen 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 languageqJavaScriptC
Server operating systemsLinux
OS X
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)Android
HP-UX
Integrity RTOS
iOS
Linux
OS X
QNX
Solaris
VxWorks
Windows
Data schemeyesschema-freeyes
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.yesnono infoExporting/Importing of XML structures possible
Secondary indexesyes infotable attribute 'grouped'yes infovia viewsyes
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
ADO.NET
JDBC
ODBC
RESTful HTTP API
Supported programming languagesC
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
JavaScript.Net
C
C++
Objective-C
PL/SQL
Server-side scripts infoStored proceduresuser defined functionsView functions in JavaScriptyes infobased on the ANSI/ISO SQL Persistent Stored Modules (PSM) specification
Triggersyes infowith viewsyesyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningSharding infowith a proxy-based framework, named couchdb-loungehorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
Source-replica replication
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 or Eventual Consistency depending on configuration
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)
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.yesyesyes
User concepts infoAccess controlrights management via user accountsnono
More information provided by the system vendor
KdbPouchDBRaima Database Manager infoformerly named db_Vista
Specific characteristicsIntegrated columnar database & programming system for streaming, real time and historical...
» more
Raima Database Manager (RDM) is an embedded time-series database optimized to run...
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Competitive advantagesprovides seamless scalability; runs on industry standard server platforms; is top-ranked...
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Decreased time-to-market Industry-standard interfaces & tools for making your job...
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Typical application scenariostick database streaming sensor data massive intelligence applications oil and gas...
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Typical use cases include: Internet of Things (IoT) Embedded In-Memory Database Time-Series...
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Key customersGoldman Sachs Morgan Stanley Merrill Lynch J.P. Morgan Deutsche Bank IEX Securities...
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Infor, ABB, The Boeing Company, BAE Systems, Dow Jones, Dun & Bradstreet, Fujitsu,...
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Market metricskdb+ performance and reliability proven by our customers in critical infrastructure...
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Over 30 000 applications developers worldwide have field-tested RDM products More...
» more
Licensing and pricing modelsupon request
» more
Just as the technical aspects of Raima Database Manager are flexible, so are the...
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News

Raima Unveils RaimaDB 16.0: Elevating Database Performance and User Experience
29 February 2024

Raima Announces Release of Raima Database Manager (RDM) v15, a Powerful Embedded Time Series Database
10 June 2021

Raima Announces Release of Raima Database Manager (RDM) v14.2, a Powerful IoT Edge Embedded Database
8 October 2020

Raima Joins BlackBerry QNX Channel Partner Program to Deliver Safety-Critical and Secure Software Solutions
1 October 2020

Raima Expands Their Reseller Network in Asia
19 May 2020

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
KdbPouchDBRaima Database Manager infoformerly named db_Vista
DB-Engines blog posts

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

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