DB-EnginesInfluxDB: Focus on building software with an easy-to-use serverless, scalable time series platformEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > Amazon DynamoDB vs. Datomic vs. NCache

System Properties Comparison Amazon DynamoDB vs. Datomic vs. NCache

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameAmazon DynamoDB  Xexclude from comparisonDatomic  Xexclude from comparisonNCache  Xexclude from comparison
DescriptionHosted, scalable database service by Amazon with the data stored in Amazons cloudDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityOpen-Source and Enterprise in-memory Key-Value Store
Primary database modelDocument store
Key-value store
Relational DBMSKey-value store
Secondary database modelsDocument store
Search engine infoUsing distributed Lucene
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score76.55
Rank#16  Overall
#2  Document stores
#2  Key-value stores
Score1.82
Rank#127  Overall
#62  Relational DBMS
Score0.93
Rank#178  Overall
#30  Key-value stores
Websiteaws.amazon.com/­dynamodbwww.datomic.comwww.alachisoft.com/­ncache
Technical documentationdocs.aws.amazon.com/­dynamodbdocs.datomic.comwww.alachisoft.com/­resources/­docs
DeveloperAmazonCognitectAlachisoft
Initial release201220122005
Current release0.9.5951, July 20195.2, April 2021
License infoCommercial or Open Sourcecommercial infofree tier for a limited amount of database operationscommercial infolimited edition freeOpen Source infoEnterprise Edition available
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
NCache Cloud: NCache Cloud is available in Azure and AWS Marketplaces as a Service. This means you can now obtain it instantaneously with a few mouse clicks, and seamlessly scale your cache deployment without any down time.
Implementation languageJava, ClojureC#, .NET, .NET Core, Java
Server operating systemshostedAll OS with a Java VMLinux
Windows
Data schemeschema-freeyesschema-free
Typing infopredefined data types such as float or dateyesyespartial infoSupported data types are Lists, Queues, Hashsets, Dictionary and Counter
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.nono
Secondary indexesyesyesyes
SQL infoSupport of SQLnonoSQL-like query syntax and LINQ for searching the cache. Cache Synchronization with SQL Server using SQL dependency.
APIs and other access methodsRESTful HTTP APIRESTful HTTP APIIDistributedCache
JCache
LINQ
Proprietary native API
Supported programming languages.Net
ColdFusion
Erlang
Groovy
Java
JavaScript
Perl
PHP
Python
Ruby
Clojure
Java
.Net
.Net Core
C#
Java
JavaScript (Node.js)
Visual Basic.NET
Server-side scripts infoStored proceduresnoyes infoTransaction Functionsno infosupport for stored procedures with SQL-Server CLR
Triggersyes infoby integration with AWS LambdaBy using transaction functionsyes infoNotifications
Partitioning methods infoMethods for storing different data on different nodesShardingnone infoBut extensive use of caching in the application peersyes
Replication methods infoMethods for redundantly storing data on multiple nodesyesnone infoBut extensive use of caching in the application peersyes, with selectable consistency level
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infomay be implemented via Amazon Elastic MapReduce (Amazon EMR)noyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be specified for read operations
Immediate ConsistencyEventual Consistency
Immediate Consistency
Strong Eventual Consistency over WAN with Conflict Resolution using Bridge Topology
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoACID across one or more tables within a single AWS account and regionACIDoptimistic locking and pessimistic locking
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes inforecommended only for testing and developmentyes
User concepts infoAccess controlAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)noAuthentication to access the cache via Active Directory/LDAP (possible roles: user, administrator)
More information provided by the system vendor
Amazon DynamoDBDatomicNCache
Specific characteristicsNCache has been the market leader in .NET Distributed Caching since 2005 . NCache...
» more
Competitive advantagesNCache is 100% .NET/ .NET Core based which fully supports ASP.NET Core Sessions ,...
» more
Typical application scenariosNCache enables industries like retail, finance, banking IoT, travel, ecommerce, healthcare...
» more
Key customersBank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more
Market metricsMarket Leader in .NET Distributed Caching since 2005.
» more
Licensing and pricing modelsNCache Open Source is free on an as-is basis without any support. NCache Enterprise...
» more
News

Use a Cache Loader to boost your eCommerce Business!
7 October 2021

NCache Pub/Sub Messaging for Distributed Applications
22 September 2021

ASP.NET/ASP.NET Core Session Sharing with NCache
13 September 2021

How to Use NCache in Docker
9 September 2021

Use SNMP Counters for Monitoring NCache
30 July 2021

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
Amazon DynamoDBDatomicNCache
DB-Engines blog posts

Cloud-based DBMS's popularity grows at high rates
12 December 2019, Paul Andlinger

The popularity of cloud-based DBMSs has increased tenfold in four years
7 February 2017, Matthias Gelbmann

Increased popularity for consuming DBMS services out of the cloud
2 October 2015, Paul Andlinger

show all

Recent citations in the news

The 10 Best AWS Big Data Training and Online Courses for 2021
21 September 2021, Solutions Review

A better way to query DynamoDB data with SQL
10 March 2021, TechTarget

Forgeahead Solutions Gets AWS Partner Designation for Serverless Computing Services
29 September 2021, EIN News

Expedia : Kinesis Data Stream for Async Booking Email Handling... (Opens in new window)
12 October 2021, Marketscreener.com

New Products Posted to GenomeWeb: Adaptive Biotechnologies, Amazon, Thermo Fisher, More
1 October 2021, GenomeWeb

provided by Google News

Lucas Cavalcanti on Using Clojure, Microservices, Hexagonal Architecture and Public Cloud at Nubank
16 August 2021, InfoQ.com

Brazil's Nubank Acquires US Software Firm Cognitect
30 July 2020, Nearshore Americas

Nubank buys firm behind Clojure programming language
28 July 2020, Finextra

How to Use Architectural Decision Records to Make Decisions
16 March 2021, Business Insider

These are the top 25 people who will have the most influence in tech this year, according to a survey of over
11 May 2019, Business Insider India

provided by Google News

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

Velocity: Microsoft's Distributed In-Memory Cache
4 June 2008, InfoQ.com

provided by Google News

Job opportunities

Front End Developer
Building Safety Solutions, Inc.(BSS), Remote

Data Specialist
Allied Pixel, Remote

Allo Junior Software Engineer
ALLO Communications, Remote

Back End Developer
MoveGuru, Remote

Content Developer 1
Microsoft, United States

Sr. iOS Engineer
Client Resources, Inc., Lincoln, NE

Full Stack Engineer
i3 Patterns Inc, Remote

Sr. Backend Engineer (Clojure, Datomic)
Railsbank, Chicago, IL

Sr. Product Manager
Parkside, San Francisco, CA

Data Platform Engineer
Analytical Flavor Systems, Inc, Remote

Technical Project Manager
Alachisoft, Dallas, TX

Strategic Partner Manager
Alachisoft, Dallas, TX

Client Services Engineer
Alachisoft, Dallas, TX

Applications Developer, Systems Software
Unica, Mechanicsburg, PA

Inside Sales & Biz Dev
Alachisoft, Dallas, TX

jobs by Indeed



Share this page

Featured Products

Couchbase logo

The modern database for enterprise applications. Build fast. Scale Big. Save more.
Get started today.

Datastax Astra logo

Build cloud-native apps fast with Astra, the open-source, multi-cloud stack for
modern data apps.
Get started with 5 GB free..

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Neo4j logo

See for yourself how a graph database can make your life easier.
Use Neo4j online for free.

Vertica logo

The fastest unified analytical warehouse at extreme scale with in-database machine learning. Try Vertica for free with no time limit.

Present your product here