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DBMS > Oracle vs. PostgreSQL vs. Snowflake

System Properties Comparison Oracle vs. PostgreSQL vs. Snowflake

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Editorial information provided by DB-Engines
NameOracle  Xexclude from comparisonPostgreSQL  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionWidely used RDBMSWidely used open source RDBMS infoDeveloped as objectoriented DBMS (Postgres), gradually enhanced with 'standards' like SQLCloud-based data warehousing service for structured and semi-structured data
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.Relational DBMS
Secondary database modelsDocument store
Graph DBMS infowith Oracle Spatial and Graph
RDF store infowith Oracle Spatial and Graph
Spatial DBMS infowith Oracle Spatial and Graph
Vector DBMS infosince Oracle 23
Document store
Graph DBMS infowith Apache Age
Spatial DBMS
Vector DBMS infowith pgvector extension
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1286.59
Rank#1  Overall
#1  Relational DBMS
Score644.36
Rank#4  Overall
#4  Relational DBMS
Score133.72
Rank#7  Overall
#5  Relational DBMS
Websitewww.oracle.com/­databasewww.postgresql.orgwww.snowflake.com
Technical documentationdocs.oracle.com/­en/­databasewww.postgresql.org/­docsdocs.snowflake.net/­manuals/­index.html
DeveloperOraclePostgreSQL Global Development Group infowww.postgresql.org/­developerSnowflake Computing Inc.
Initial release19801989 info1989: Postgres, 1996: PostgreSQL2014
Current release23c, September 202316.4, August 2024
License infoCommercial or Open Sourcecommercial inforestricted free version is availableOpen Source infoBSDcommercial
Cloud-based only infoOnly available as a cloud servicenonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
PostgreSQL Flex @ STACKIT offers managed PostgreSQL Instances with adjustable CPU, RAM, storage amount and speed and several extensions available, in enterprise grade to perfectly match all application requirements. All 100% GDPR-compliant.
Implementation languageC and C++C
Server operating systemsAIX
HP-UX
Linux
OS X
Solaris
Windows
z/OS
FreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
hosted
Data schemeyes infoSchemaless in JSON and XML columnsyesyes infosupport of semi-structured data formats (JSON, XML, Avro)
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.yesyes infospecific XML-type available, but no XML query functionality.yes
Secondary indexesyesyes
SQL infoSupport of SQLyes infowith proprietary extensionsyes infostandard with numerous extensionsyes
APIs and other access methodsJDBC
ODBC
ODP.NET
Oracle Call Interface (OCI)
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
CLI Client
JDBC
ODBC
Supported programming languagesC
C#
C++
Clojure
Cobol
Delphi
Eiffel
Erlang
Fortran
Groovy
Haskell
Java
JavaScript
Lisp
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Scala
Tcl
Visual Basic
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresPL/SQL infoalso stored procedures in Java possibleuser defined functions inforealized in proprietary language PL/pgSQL or with common languages like Perl, Python, Tcl etc.user defined functions
Triggersyesyesno infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioningpartitioning by range, list and (since PostgreSQL 11) by hashyes
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
Source-replica replication infoother methods possible by using 3rd party extensionsyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infocan be realized in PL/SQLnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoisolation level can be parameterizedACIDACID
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.yes infoVersion 12c introduced the new option 'Oracle Database In-Memory'nono
User concepts infoAccess controlfine grained access rights according to SQL-standardfine grained access rights according to SQL-standardUsers with fine-grained authorization concept, user roles and pluggable authentication

More information provided by the system vendor

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More resources
OraclePostgreSQLSnowflake
DB-Engines blog posts

MySQL is the DBMS of the Year 2019
3 January 2020, Matthias Gelbmann, Paul Andlinger

The struggle for the hegemony in Oracle's database empire
2 May 2017, Paul Andlinger

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PostgreSQL is the DBMS of the Year 2023
2 January 2024, Matthias Gelbmann, Paul Andlinger

Snowflake is the DBMS of the Year 2022, defending the title from last year
3 January 2023, Matthias Gelbmann, Paul Andlinger

Snowflake is the DBMS of the Year 2021
3 January 2022, Paul Andlinger, Matthias Gelbmann

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Snowflake is the DBMS of the Year 2022, defending the title from last year
3 January 2023, Matthias Gelbmann, Paul Andlinger

Snowflake is the DBMS of the Year 2021
3 January 2022, Paul Andlinger, Matthias Gelbmann

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Conferences, events and webinars

Oracle Cloud World
Las Vegas, 9-12 September 2024

PASS Data Community Summit
Seattle, Washington, 4-8 November 2024

Recent citations in the news

Oracle Meets AWS: New Partnership Delivers Best Of Two Cloud Worlds
9 September 2024, Forbes

Oracle and Amazon Web Services Announce Strategic Partnership
9 September 2024, PR Newswire

Oracle Database is in many enterprises and now it’s in Google Cloud too
9 September 2024, VentureBeat

Global Organizations Choose Oracle Database@Azure to Accelerate their Cloud Migrations
9 September 2024, Yahoo Finance

Oracle Q1: On-Premise Offerings Remain a Concern Despite Oracle Database@AWS Launch (ORCL)
10 September 2024, Seeking Alpha

provided by Google News

Ubuntu Fixes a High-Severity PostgreSQL Vulnerability
9 September 2024, Security Boulevard

MongoDB takes a swing at PostgreSQL after claiming wins against rival
30 August 2024, The Register

PostgreSQL tutorial: Get started with PostgreSQL 16
4 September 2024, InfoWorld

New Malware PG_MEM Targets PostgreSQL Databases for Crypto Mining
22 August 2024, The Hacker News

Charles Schwab Adopts PostgreSQL (With VMware Tanzu)
4 September 2024, The New Stack

provided by Google News

Risk & Repeat: AT&T's Snowflake database breached
16 July 2024, TechTarget

New Professional Tech Certificates from Google, Snowflake & Microsoft
9 September 2024, KDnuggets

Pressure mounts on Snowflake and its customers as attacks spread
6 June 2024, Cybersecurity Dive

Snowflake Stock Rebound? New CEO, Product Initiatives Key
3 September 2024, Investor's Business Daily

Snowflake Data Cloud Summit 2024: The Biggest News
4 June 2024, CRN

provided by Google News



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