DB-EnginesInfluxDB download bannerEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > EXASOL vs. Kdb+ vs. NCache vs. Snowflake

System Properties Comparison EXASOL vs. Kdb+ vs. NCache vs. Snowflake

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonKdb+  Xexclude from comparisonNCache  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.High performance Time Series DBMSOpen source in-memory key-value storeCloud-based data warehousing service for structured and semi-structured data
Primary database modelRelational DBMSTime Series DBMSKey-value storeRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.83
Rank#87  Overall
#44  Relational DBMS
Score5.48
Rank#58  Overall
#2  Time Series DBMS
Score0.91
Rank#159  Overall
#27  Key-value stores
Score2.18
Rank#106  Overall
#51  Relational DBMS
Websitewww.exasol.com/­en/­productskx.comwww.alachisoft.com/­ncachewww.snowflake.com
Technical documentationwww.exasol.com/­en/­community/­resourcescode.kx.comwww.alachisoft.com/­resources/­docsdocs.snowflake.net/­manuals/­index.html
DeveloperExasolKx Systems, a division of First Derivatives plcAlachisoftSnowflake Computing Inc.
Initial release20002000 infokdb was released 2000, kdb+ in 200320042014
Current release3.6, May 20185.0, May 2019
License infoCommercial or Open Sourcecommercialcommercial infofree 32-bit versionOpen Source infoApache 2.0commercial
Cloud-based only infoOnly available as a cloud servicenononoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageqC#, C++, .NET
Server operating systemsLinux
OS X
Solaris
Windows
Windowshosted
Data schemeyesyesschema-freeyes infosupport of semi-structured data formats (JSON, XML, Avro)
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.noyesnoyes
Secondary indexesyesyes infotable attribute 'grouped'yes
SQL infoSupport of SQLyesSQL-like query language (q)SQL-like query syntax (OQL) for searching the cacheyes
APIs and other access methods.Net
JDBC
ODBC
WebSocket
HTTP API
JDBC
Jupyter
Kafka
ODBC
WebSocket
LINQ
Proprietary protocol
CLI Client
JDBC
ODBC
Supported programming languagesJava
Lua
Python
R
C
C#
C++
Go
J
Java
JavaScript
Lua
MatLab
Perl
PHP
Python
R
Scala
.Net
C#
Java
Visual Basic.NET
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresuser defined functionsuser defined functionsno infosupport for stored procedures with SQL-Server CLRuser defined functions
Triggersyesyes infowith viewsyes infoNotificationsno infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioningyesyes
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replicationyes, with selectable consistency levelyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationno infosimilar paradigm used for internal processingyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integrityyesyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnooptimistic lockingACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyesno
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardrights management via user accountsauthentification to access the cache via Active Directory/LDAP (possible roles: user, administrator)Users with fine-grained authorization concept, user roles and pluggable authentication
More information provided by the system vendor
EXASOLKdb+NCacheSnowflake
Specific characteristicsIntegrated columnar database & programming system for streaming, real time and historical...
» more
NCache has been the market leader in .NET Distributed Caching for the last 13 years....
» more
Competitive advantagesprovides seamless scalability; runs on industry standard server platforms; is top-ranked...
» more
Ncache is 100% .NET with ASP.NET Session State storage, ASP.NET View State Caching,...
» more
Typical application scenariostick database streaming sensor data massive intelligence applications oil and gas...
» more
NCache enables industries and users including users doing: Fraud Detection, Retail...
» more
Key customersGoldman Sachs Morgan Stanley Merrill Lynch J.P. Morgan Deutsche Bank IEX Securities...
» more
Bank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more
Market metricskdb+ performance and reliability proven by our customers in critical infrastructure...
» more
Market Leader in .NET Distributed Caching for the last 13 years.
» more
Licensing and pricing modelsupon request
» more
The NCache Enterprise licensing model is according to the number of nodes and shards...
» more
News

Synchronize your Cache with SQL Server in NCache
13 November 2019

Implementing a Persistent Cache with NCache
31 October 2019

Scaling Real-Time ASP.NET Core SignalR Apps
23 October 2019

Scaling .NET Microservices Communications with In-Memory Pub/Sub
17 October 2019

Using SQL Queries with Distributed Cache
4 October 2019

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.

Related products and services
3rd partiesCData: Connect to Big Data & NoSQL through standard Drivers.
» more

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
EXASOLKdb+NCacheSnowflake
DB-Engines blog posts

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

show all

Recent citations in the news

Exasol: the chief data officer is the future-proofer - CW Developer Network
2 December 2019, ComputerWeekly.com

Your Data Strategy Holds the Secret to Customer Loyalty in Financial Services, Exasol Survey Finds
20 November 2019, Business Wire

Exasol Teams up with Looker to Deliver Best In-Class Analytics Experience to Customers
8 November 2019, AiThority

In-memory OLAP Database Market 2019 Analysis by Current Industry Status & Growth Opportunities by Top Key Players (Altibase, IBM, Microsoft, Oracle, SAP SE, Exasol, Jedox, Kognitio, Mcobject, MemSQL etc.) Target Audience and Forecast till 2025
5 December 2019, Techi Labs

Global In-memory OLAP Database Market Strategics Assessment 2019 : Altibase, Microsoft, Oracle, Exasol, Kognitio, Mcobject
15 November 2019, The Chicago Sentinel

provided by Google News

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

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

WekaIO, Penguin Computing Set Performance Record on STAC-M3 'Tick Analytics' Benchmark
7 June 2019, HPCwire

Lenovo Announces Data Center Portfolio Refresh – Featuring New Intel® Processors, Persistent Memory and Enhanced Security
2 April 2019, Associated Press

It’s About Time For Time Series Databases
25 January 2018, The Next Platform

provided by Google News

How to use NCache in ASP.Net Core
25 February 2019, InfoWorld

NCache Distributed Cache for .NET Gets Open Sourced
28 January 2015, Visual Studio Magazine

In-Memory Key-Value Databases: NCache (Initial Evaluation)
31 October 2018, GameDev.net

NCache: A Distributed Cache for the .NET Platform Available Today
11 June 2008, InfoQ.com

Basic NCache is Now Open Source
10 March 2015, InfoQ.com

provided by Google News

Snowflake Deepens its Relationship with AWS to Provide a More Seamless Customer Experience
5 December 2019, MarTech Series

Why Snowflake Built a Data Warehouse in the Cloud
22 November 2019, CDOTrends

Frank Slootman is the biggest Snowflake of them all
11 November 2019, Blocks and Files

Purple Uses Snowflake to Dramatically Increase Fulfillment and Production Rates
12 November 2019, Business Wire

Talend Achieves AWS Retail Competency Status
4 December 2019, Financialbuzz.com

provided by Google News

Job opportunities

Database Administrator
Trilliant, Cary, NC

AWS DevOps Engineer
National Research Center for College & University Admissions, Austin, TX

Senior Database Engineer
National Research Center for College & University Admissions, Austin, TX

Business Intelligence Intern - Summer 2020
InterWorks, Inc., Stillwater, OK

Electronic Trading Desk Strategist
Fidelity Investments, Boston, MA

CIB QR - Quantitative Research - Wholesale Credit Capital Modeling - Quantitative Developer - Associate
JPMorgan Chase, Plano, TX

Python Quantitative Engineer - for Cash Equities Trading
JP Morgan Chase, New York, NY

Quantitative Analyst, Capital Markets, Global Strategic Research
UBS, New York, NY

Quantitative Analyst
KKI Capital, New York, NY

Technical Project Manager
Alachisoft, Dallas, TX

Strategic Partner Manager
Alachisoft, Dallas, TX

Inside Sales & Biz Dev
Alachisoft, Dallas, TX

Systems Engineer II
Green Dot Corporation, Pasadena, CA

Senior AWS Systems Engineer
Green Dot Corporation, Cincinnati, OH

Senior Business Intelligence Developer (REMOTE)
CareCentrix, Remote

Senior Data Warehouse Architect
TEKNION DATA SOLUTIONS LTD, Irving, TX

Database Developer
SEIU 775 Benefits Group, Seattle, WA

Solution Architect, Data Services
Rackspace, Remote

Software Engineer, Data Engineering
Doximity, Los Angeles, CA

jobs by Indeed




Share this page

Featured Products

Redis logo

Hosted, serverless DBaaS
in 3 steps.

30MB Free!
Start now.

AllegroGraph logo

Graph Database Leader for AI Knowledge Graph Applications - The Most Secure Graph Database Available.
Free Download

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.


Datastax logo

Build data-driven applications that set the standard for performance, availability,
& scale with DataStax.
Learn more.

Present your product here