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DBMS > Apache Cassandra vs. Netezza vs. OushuDB

System Properties Comparison Apache Cassandra vs. Netezza vs. OushuDB

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Editorial information provided by DB-Engines
NameApache Cassandra  Xexclude from comparisonNetezza infoAlso called PureData System for Analytics by IBM  Xexclude from comparisonOushuDB  Xexclude from comparison
DescriptionWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessData warehouse and analytics appliance part of IBM PureSystemsA data warehouse powered by Apache HAWQ supporting descriptive analysis and advanced machine learning
Primary database modelWide column storeRelational DBMSRelational DBMS
Secondary database modelsVector DBMS infostarting with release V5
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score108.21
Rank#11  Overall
#1  Wide column stores
Score6.55
Rank#52  Overall
#32  Relational DBMS
Score0.00
Rank#378  Overall
#154  Relational DBMS
Websitecassandra.apache.orgwww.ibm.com/­products/­netezzawww.oushu.com/­product/­oushuDB
Technical documentationcassandra.apache.org/­doc/­latestwww.oushu.com/­documentation
DeveloperApache Software Foundation infoApache top level project, originally developped by FacebookIBMOushu
Initial release20082000
Current release5.0-rc1, July 20244.0.1, August 2020
License infoCommercial or Open SourceOpen Source infoApache version 2commercialcommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava
Server operating systemsBSD
Linux
OS X
Windows
Linux infoincluded in applianceLinux
Data schemeschema-freeyesyes
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.no
Secondary indexesrestricted infoonly equality queries, not always the best performing solutionyesyes
SQL infoSupport of SQLSQL-like SELECT, DML and DDL statements (CQL)yesFull-featured ANSI SQL support
APIs and other access methodsProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
JDBC
ODBC
OLE DB
JDBC
ODBC
Supported programming languagesC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
C
C++
Fortran
Java
Lua
Perl
Python
R
C
C++
Server-side scripts infoStored proceduresnoyesyes
Triggersyesnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infono "single point of failure"Shardingyes
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infoRepresentation of geographical distribution of servers is possibleSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesHadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoAtomicity and isolation are supported for single operationsACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlAccess rights for users can be defined per objectUsers with fine-grained authorization conceptKerberos, SSL and role based access
More information provided by the system vendor
Apache CassandraNetezza infoAlso called PureData System for Analytics by IBMOushuDB
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More resources
Apache CassandraNetezza infoAlso called PureData System for Analytics by IBMOushuDB
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6 September 2024, VentureBeat

Apache Cassandra survey highlights growing adoption for AI workloads
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