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DBMS > Amazon Redshift vs. PostgreSQL

System Properties Comparison Amazon Redshift vs. PostgreSQL

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Our visitors often compare Amazon Redshift and PostgreSQL with Snowflake, Amazon DynamoDB and Microsoft Azure Cosmos DB.

Editorial information provided by DB-Engines
NameAmazon Redshift  Xexclude from comparisonPostgreSQL  Xexclude from comparison
DescriptionLarge scale data warehouse service for use with business intelligence toolsWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQL
Primary database modelRelational DBMSRelational DBMS infowith object oriented extensions, e.g.: user defined types/functions and inheritance. Handling of key/value pairs with hstore module.
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score23.64
Rank#32  Overall
#18  Relational DBMS
Score568.51
Rank#4  Overall
#4  Relational DBMS
Websiteaws.amazon.com/­redshiftwww.postgresql.org
Technical documentationdocs.aws.amazon.com/­redshiftwww.postgresql.org/­docs
DeveloperAmazon (based on PostgreSQL)PostgreSQL Global Development Group infowww.postgresql.org/­developer
Initial release20121989 info1989: Postgres, 1996: PostgreSQL
Current release13.3, May 2021
License infoCommercial or Open SourcecommercialOpen Source infoBSD
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCC
Server operating systemshostedFreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
Data schemeyesyes
Typing infopredefined data types such as float or dateyesyes
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 infospecific XML-type available, but no XML query functionality.
Secondary indexesrestrictedyes
SQL infoSupport of SQLyes infodoes not fully support an SQL-standardyes infostandard with numerous extensions
APIs and other access methodsJDBC
ODBC
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesAll languages supporting JDBC/ODBC.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
Server-side scripts infoStored proceduresuser defined functions infoin Pythonuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesShardingpartitioning by range, list and (since PostgreSQL 11) by hash
Replication methods infoMethods for redundantly storing data on multiple nodesyesSource-replica replication infoother methods possible by using 3rd party extensions
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyes infoinformational only, not enforced by the systemyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
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.yesno
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standard

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More resources
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Recent citations in the news

Amazon AWS launches Redshift ML to let developers train models with SQL
27 May 2021, VentureBeat

Merkle Achieves Amazon Redshift Service Delivery Designation
15 June 2021, Business Wire

Amazon Redshift ML Now Generally Available
2 June 2021, iProgrammer

Amazon Redshift ML available: train and operate machine learning models on Redshift data • DEVCLASS
28 May 2021, DevClass

news digest: Amazon Redshift ML, Microsoft's GPT-3 features, and OpenCilk 1.0 released - SD Times
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provided by Google News

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15 June 2021, SiliconANGLE News

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2 June 2021, CDOTrends

Postgres Vision 2021 Agenda to Include Top PostgreSQL Experts and Users from Around the World
26 May 2021, Business Wire

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