DBMS > Aerospike vs. NCache vs. Transwarp KunDB

System Properties Comparison Aerospike vs. NCache vs. Transwarp KunDB

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Editorial information provided by DB-Engines

Name

Description

Real-time database for speed, scale, and savings. Millisecond latency for mixed read/write workloads. Highly distributed. Proven strong consistency. Distributed ACID Transactions. Flash optimized for low cost of ownership and scalability. Aerospike Database is a shared-nothing, multi-threaded, multi-model data platform designed to operate efficiently on a cluster of server nodes, exploiting modern hardware and network technologies to drive reliably fast performance, at sub-millisecond speeds across petabytes of data.

Open-Source and Enterprise in-memory Key-Value Store

OLTP DBMS based on a distributed architecture and highly compatible with MySQL and Oracle

Primary database model

Document store
Graph DBMS

leveraging Apache Tinkerpop
Key-value store
Spatial DBMS
Vector DBMS

Key-value store

Relational DBMS

Secondary database models

Document store
Search engine

Using distributed Lucene

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	5.23
Rank	#59	Overall
	#10	Document stores
	#3	Graph DBMS
	#7	Key-value stores
	#2	Spatial DBMS
	#5	Vector DBMS

Score	0.84
Rank	#201	Overall
	#30	Key-value stores

Score	0.00
Rank	#382	Overall
	#155	Relational DBMS

Website

aerospike.com

www.alachisoft.com/ncache

www.transwarp.cn/en/product/kundb

Technical documentation

aerospike.com/docs
docs.aerospike.com

www.alachisoft.com/resources/docs

Developer

Aerospike

Alachisoft

Transwarp

Initial release

2012

2005

Current release

8.0, February 2025

5.3.3, April 2024

License

Commercial or Open Source

Open Source, Commercial

Apache and AGPL Licenses; open sourced in June 2014; commercial Enterprise Edition available

Open Source

Enterprise Edition available

commercial

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Aerospike Cloud: aerospike.com/products/aerospike-cloud

Implementation language

C#, .NET, .NET Core, Java

Server operating systems

Linux

Linux
Windows

Data scheme

schema-free

yes

Typing

predefined data types such as float or date

yes

partial

Supported data types are Lists, Queues, Hashsets, Dictionary and Counter

yes

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.

Secondary indexes

yes

SQL

Support of SQL

via Trino Connector or JDBC driver

SQL-like query syntax and LINQ for searching the cache. Cache Synchronization with SQL Server using SQL dependency.

yes

APIs and other access methods

JDBC
Proprietary protocol
REST
TinkerPop Gremlin

IDistributedCache
JCache
LINQ
Proprietary native API

Supported programming languages

.Net
C
C# (.NET)
C++
Erlang
Go
Java
JavaScript (Node.js)
Lua
PHP
Python
Ruby
Rust

.Net
.Net Core
C#
Java
JavaScript (Node.js)
Python
Scala

Server-side scripts

Stored procedures

user defined functions

with Lua

support for stored procedures with SQL-Server CLR

yes

Triggers

yes

Notifications

yes

Partitioning methods

Methods for storing different data on different nodes

Auto-Sharding

yes

horizontal partitioning

Replication methods

Methods for redundantly storing data on multiple nodes

selectable replication factor

yes, with selectable consistency level

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

Aerospike Aggregation Framework is similar to Map/Reduce

yes

Consistency concepts

Methods to ensure consistency in a distributed system

Eventual Consistency in cross-datacenter configuration and Immediate Strong Consistency in local cluster configuration. Also supports single cluster deployments with strong consistency across multiple AZs and Regions.

Eventual Consistency
Immediate Consistency
Strong Eventual Consistency over WAN with Conflict Resolution using Bridge Topology

Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

Atomic Distributed ACID transactions execution of operations

optimistic locking and pessimistic locking

ACID

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

yes

User concepts

Access control

LDAP external authentication: aerospike.com/docs/server/operations/configure/security/ldap
Mutual TLS authentication (PKI auth): aerospike.com/docs/server/operations/configure/network/tls
Password authentication: aerospike.com/docs/server/operations/configure/security/access-control

with Enterprise Edition only
Role-Based Access Control (RBAC): aerospike.com/docs/graph/security/access-control
Access rights for users and roles

Authentication to access the cache via Active Directory/LDAP (possible roles: user, administrator)

yes

More information provided by the system vendor

Specific characteristics

Aerospike is an enterprise-class, NoSQL database solution delivering predictable...
» more

NCache has been the market leader in .NET Distributed Caching since 2005 . NCache...
» more

Competitive advantages

Optimized for use with SSDs (solid-state hard drives) Scales horizontally and vertically...
» more

NCache is 100% .NET/ .NET Core based which fully supports ASP.NET Core Sessions ,...
» more

Typical application scenarios

Aerospike excels in mission-critical applications that have mixed read/write workloads...
» more

NCache enables industries like retail, finance, banking IoT, travel, ecommerce, healthcare...
» more

Key customers

Nielsen, Williams-Sonoma, Inmobi, AppNexus, Telco (confidential), Financial Services...
» more

Bank of America, Citi, Natures Way, Charter Spectrum, Barclays, Henry Schein, GBM,...
» more

Market metrics

Aerospike's combination of speed, scalability, and reliability delivers 10x performance...
» more

Market Leader in .NET Distributed Caching since 2005.
» more

Licensing and pricing models

Subscription-based Enterprise Edition and free, open-source Community Edition
» more

NCache Open Source is free on an as-is basis without any support. NCache Enterprise...
» more

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources

DB-Engines blog posts

Evaluating Hbase and Aerospike Solutions for Real-time System of Record
17 March 2020, Srini Srinivasan, Aerospike (sponsor)

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Recent citations in the news

Latest Aerospike database update prioritizes performance
5 February 2025, TechTarget

Aerospike Named Graph Database of the Year in the 2025 Data Breakthrough Awards
15 April 2025, citybiz

Analysts welcome ACID transactions on real-time distributed Aerospike
13 February 2025, theregister.com

Aerospike says it has achieved a milestone in NoSQL OLTP performance
5 February 2025, SiliconANGLE

Aerospike: Interview With CEO Subbu Iyer About The Real-Time Database Scaling Company
23 September 2024, Pulse 2.0

provided by Google News

How to use NCache in ASP.Net Core
9 July 2024, InfoWorld

provided by Google News

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