DBMS > Adabas vs. Cassandra vs. VoltDB

System Properties Comparison Adabas vs. Cassandra vs. VoltDB

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Editorial information provided by DB-Engines

Name

Description

OLTP - DBMS for mainframes and Linux/Unix/Windows environments info

used typically together with the Natural programming platform

Wide-column store based on ideas of BigTable and DynamoDB info

Optimized for write access

Distributed In-Memory NewSQL RDBMS info

Used for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memory

Primary database model

Multivalue DBMS

Wide column store

Relational DBMS

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

Score	5.11
Rank	#75	Overall
	#1	Multivalue DBMS

Score	118.84
Rank	#10	Overall
	#1	Wide column stores

Score	2.00
Rank	#127	Overall
	#65	Relational DBMS

Website

www.softwareag.com/en_corporate/platform/adabas-natural.html

cassandra.apache.org

www.voltdb.com

Technical documentation

cassandra.apache.org/doc/latest

docs.voltdb.com

Developer

Software AG

Apache Software Foundation info

Apache top level project, originally developped by Facebook

VoltDB Inc.

Initial release

1971

2008

2010

Current release

3.11.8, August 2020

9.0, April 2019

License

Commercial or Open Source

commercial

Open Source info

Apache version 2

Open Source info

AGPL for Community Edition, commercial license for Enterprise, AWS, and Pro Editions

Cloud-based only info

Only available as a cloud service

DBaaS offerings (sponsored links) info

Database as a Service

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

Implementation language

Java

Java, C++

Server operating systems

BS2000
Linux
Unix
Windows
z/OS
z/VSE

BSD
Linux
OS X
Windows

Linux
OS X info

for development

Data scheme

yes

schema-free

yes

Typing

predefined data types such as float or date

yes

XML support info

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

restricted info

only equality queries, not always the best performing solution

yes

SQL

Support of SQL

yes

with add-on product Adabas SQL Gateway

SQL-like SELECT, DML and DDL statements (CQL)

yes

only a subset of SQL 99

APIs and other access methods

HTTP API

with add-on software Adabas SOA Gateway
SOAP-based API info

with add-on software Adabas SOA Gateway

Proprietary protocol info

CQL (Cassandra Query Language, an SQL-like language)
Thrift

Java API
JDBC
RESTful HTTP/JSON API

Supported programming languages

Natural

C#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript info

Node.js
Perl
PHP
Python
Ruby
Scala

C#
C++
Erlang info

not officially supported
Go
Java
JavaScript info

Node.js
PHP
Python

Server-side scripts info

Stored procedures

in Natural

Java

Triggers

yes

Partitioning methods info

Methods for storing different data on different nodes

yes, with additonal products like Adabas Cluster Services, Adabas Parallel Services, Adabas Vista

Sharding

no "single point of failure"

Sharding

Replication methods info

Methods for redundantly storing data on multiple nodes

yes, with add-on product Event Replicator

selectable replication factor info

Representation of geographical distribution of servers is possible

Multi-source replication
Source-replica replication

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

Consistency concepts info

Methods to ensure consistency in a distributed system

Immediate Consistency

Eventual Consistency
Immediate Consistency info

can be individually decided for each write operation

Foreign keys info

Referential integrity

FOREIGN KEY constraints are not supported

Transaction concepts info

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

ACID

Atomicity and isolation are supported for single operations

ACID

Transactions are executed single-threaded within stored procedures

Concurrency info

Support for concurrent manipulation of data

yes

Data access is serialized by the server

Durability info

Support for making data persistent

yes

Snapshots and command logging

In-memory capabilities info

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

User concepts info

Access control

only with OS-specific tools (e.g. IBM RACF, CA Top Secret)

Access rights for users can be defined per object

Users and roles with access to stored procedures

More information provided by the system vendor

Specific characteristics

Apache Cassandra is the leading NoSQL, distributed database management system, well...
» more

Competitive advantages

No single point of failure ensures 100% availability . Operational simplicity for...
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Typical application scenarios

Internet of Things (IOT), fraud detection applications, recommendation engines, product...
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Key customers

Apple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
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Market metrics

Cassandra is used by 40% of the Fortune 100.
» more

Licensing and pricing models

Apache licenseÂ Pricing for commercial distributions provided by DataStax and available...
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