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DBMS > Oracle NoSQL vs. Postgres-XL

System Properties Comparison Oracle NoSQL vs. Postgres-XL

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Our visitors often compare Oracle NoSQL and Postgres-XL with PostgreSQL, Cassandra and Greenplum.

Editorial information provided by DB-Engines
NameOracle NoSQL  Xexclude from comparisonPostgres-XL  Xexclude from comparison
DescriptionKey-value store based on Berkeley DB Java EditionBased on PostgreSQL enhanced with MPP and write-scale-out cluster features
Primary database modelKey-value storeRelational DBMS
Secondary database modelsRelational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.97
Rank#76  Overall
#13  Key-value stores
Score0.47
Rank#212  Overall
#102  Relational DBMS
Websitewww.oracle.com/­database/­nosql/­index.htmlwww.postgres-xl.org
Technical documentationdocs.oracle.com/­cd/­NOSQL/­index.htmlwww.postgres-xl.org/­documentation
DeveloperOracle
Initial release20112014 infosince 2012, originally named StormDB
Current release19.5, November 201910 R1, October 2018
License infoCommercial or Open SourceOpen Source infoApache V2 for Community Edition, proprietary license for Enterprise EditionOpen Source infoMozilla public license
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC
Server operating systemsLinux
Solaris SPARC/x86
Linux
macOS
Data schemeoptional, scheme definition possible with AVRO or in 'table-style'yes
Typing infopredefined data types such as float or dateoptionalyes
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.noyes infoXML type, but no XML query functionality
Secondary indexesyesyes
SQL infoSupport of SQLSQL-like DML and DDL statementsyes infodistributed, parallel query execution
APIs and other access methodsRESTful HTTP APIADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesC
C#
Java
JavaScript (Node.js)
Python
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresnouser defined functions
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesElectable Master-Slave per shard
MapReduce infoOffers an API for user-defined Map/Reduce methodswith Hadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infodepending on configuration
Immediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataconfigurable infoACID within a storage node (=shard)ACID infoMVCC
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infooff heap cacheno
User concepts infoAccess controlAccess rights for users and rolesfine grained access rights according to SQL-standard
More information provided by the system vendor
Oracle NoSQLPostgres-XL
Specific characteristicsOracle NoSQL Database is a scalable , distributed NoSQL database, designed to provide...
» more
Competitive advantagesData can be modeled as relational-database-style tables, JSON documents, RDF Triples...
» more
Typical application scenariosInternet of Things where large volume of data needs to be stored and processed very...
» more
Key customersLarge credit card company Airbus NTT Docomo Global rewards company
» more
Market metricsOracle NoSQL Database is used by hundreds of companies around the world. Oracle NoSQL...
» more
Licensing and pricing modelsOracle NoSQL Database Enterprise Edition can be purchased under the Oracle Commercial...
» more

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More resources
Oracle NoSQLPostgres-XL
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