DBMS > Cassandra vs. Microsoft SQL Server vs. Oracle NoSQL

System Properties Comparison Cassandra vs. Microsoft SQL Server vs. Oracle NoSQL

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Editorial information provided by DB-Engines

Name

Description

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

Optimized for write access

Microsofts relational DBMS

Key-value store based on Berkeley DB Java Edition

Primary database model

Wide column store

Relational DBMS

Key-value store

Secondary database models

Document store
Graph DBMS

Relational DBMS

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

Score	119.84
Rank	#11	Overall
	#1	Wide column stores

Score	1075.87
Rank	#3	Overall
	#3	Relational DBMS

Score	4.34
Rank	#77	Overall
	#13	Key-value stores

Website

cassandra.apache.org

www.microsoft.com/en-us/sql-server

www.oracle.com/database/nosql/index.html

Technical documentation

cassandra.apache.org/doc/latest

docs.microsoft.com/en-ie/sql/sql-server/sql-server-technical-documentation

docs.oracle.com/cd/NOSQL/index.html

Developer

Apache Software Foundation info

Apache top level project, originally developped by Facebook

Microsoft

Oracle

Initial release

2008

1989

2011

Current release

3.11.6, February 2020

SQL Server 2019, November 2019

19.5, November 2019

License

Commercial or Open Source

Open Source info

Apache version 2

commercial info

restricted free version is available

Open Source info

Apache V2 for Community Edition, proprietary license for Enterprise Edition

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

C++

Java

Server operating systems

BSD
Linux
OS X
Windows

Linux
Windows

Linux
Solaris SPARC/x86

Data scheme

schema-free

yes

optional, scheme definition possible with AVRO or in 'table-style'

Typing

predefined data types such as float or date

yes

optional

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.

yes

Secondary indexes

restricted info

only equality queries, not always the best performing solution

yes

SQL

Support of SQL

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

yes

SQL-like DML and DDL statements

APIs and other access methods

Proprietary protocol info

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

ADO.NET
JDBC
ODBC
OLE DB
Tabular Data Stream (TDS)

RESTful HTTP API

Supported programming languages

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

Node.js
Perl
PHP
Python
Ruby
Scala

C#
C++
Delphi
Go
Java
JavaScript (Node.js)
PHP
Python
R
Ruby
Visual Basic

C
C#
Java
JavaScript (Node.js)
Python

Server-side scripts info

Stored procedures

Transact SQL, .NET languages, R, Python and (with SQL Server 2019) Java

Triggers

yes

Partitioning methods info

Methods for storing different data on different nodes

Sharding

no "single point of failure"

tables can be distributed across several files (horizontal partitioning); sharding through federation

Sharding

Replication methods info

Methods for redundantly storing data on multiple nodes

selectable replication factor info

Representation of geographical distribution of servers is possible

yes, but depending on the SQL-Server Edition

Electable source-replica replication per shard

MapReduce

Offers an API for user-defined Map/Reduce methods

yes

with Hadoop integration

Consistency concepts info

Methods to ensure consistency in a distributed system

Eventual Consistency
Immediate Consistency info

can be individually decided for each write operation

Immediate Consistency

Eventual Consistency
Immediate Consistency info

depending on configuration

Foreign keys info

Referential integrity

yes

Transaction concepts info

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

Atomicity and isolation are supported for single operations

ACID

configurable info

ACID within a storage node (=shard)

Concurrency info

Support for concurrent manipulation of data

yes

Durability info

Support for making data persistent

yes

In-memory capabilities info

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

yes

off heap cache

User concepts info

Access control

Access rights for users can be defined per object

fine grained access rights according to SQL-standard

Access rights for users and roles

More information provided by the system vendor

Specific characteristics

Apache Cassandra is the leading NoSQL, distributed database management system, well...
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Oracle NoSQL Database is a scalable , distributed NoSQL database, designed to provide...
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Competitive advantages

No single point of failure ensures 100% availability . Operational simplicity for...
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Data can be modeled as relational-database-style tables, JSON documents, RDF Triples...
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Typical application scenarios

Internet of Things (IOT), fraud detection applications, recommendation engines, product...
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Internet of Things where large volume of data needs to be stored and processed very...
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Key customers

Apple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
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Large credit card company Airbus NTT Docomo Global rewards company
» more

Market metrics

Cassandra is used by 40% of the Fortune 100.
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Oracle NoSQL Database is used by hundreds of companies around the world. Oracle NoSQL...
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Licensing and pricing models

Apache licenseÂ Pricing for commercial distributions provided by DataStax and available...
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Oracle NoSQL Database Enterprise Edition can be purchased under the Oracle Commercial...
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