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DBMS > EXASOL vs. PostgreSQL vs. Snowflake

System Properties Comparison EXASOL vs. PostgreSQL vs. Snowflake

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Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonPostgreSQL  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.Widely 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
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score3.53
Rank#93  Overall
#47  Relational DBMS
Score542.40
Rank#4  Overall
#4  Relational DBMS
Score5.94
Rank#64  Overall
#37  Relational DBMS
Websitewww.exasol.comwww.postgresql.orgwww.snowflake.com
Technical documentationwww.exasol.com/­en/­resourceswww.postgresql.org/­docs/­manualsdocs.snowflake.net/­manuals/­index.html
DeveloperExasolPostgreSQL Global Development Group infowww.postgresql.org/­developerSnowflake Computing Inc.
Initial release20001989 info1989: Postgres, 1996: PostgreSQL2014
Current release13.0, September 2020
License infoCommercial or Open SourcecommercialOpen 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.
  • Azure Database for PostgreSQL: A fully managed, scalable PostgreSQL relational database with high availability and security built in at no extra cost
  • ScaleGrid for PostgreSQL: Fully managed PostgreSQL hosting on AWS, Azure and DigitalOcean with high availability and SSH access on the #1 multi-cloud DBaaS.
Implementation languageC
Server operating systemsFreeBSD
HP-UX
Linux
NetBSD
OpenBSD
OS X
Solaris
Unix
Windows
hosted
Data schemeyesyesyes 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.noyes infospecific XML-type available, but no XML query functionality.yes
Secondary indexesyesyes
SQL infoSupport of SQLyesyes infostandard with numerous extensionsyes
APIs and other access methods.Net
JDBC
ODBC
WebSocket
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
CLI Client
JDBC
ODBC
Supported programming languagesJava
Lua
Python
R
.Net
C
C++
Delphi
Java infoJDBC
JavaScript (Node.js)
Perl
PHP
Python
Tcl
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresuser defined functionsuser 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 nodesShardingpartitioning by range, list and (since PostgreSQL 11) by hashyes
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replication infoother methods possible by using 3rd party extensionsyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationnono
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 dataACIDACIDACID
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.yesnono
User concepts infoAccess controlAccess rights for users, groups and roles 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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Related products and services
3rd partiesNavicat for PostgreSQL is an easy-to-use graphical tool for PostgreSQL database development.
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General SQL Parser: Instantly adding parsing, decoding, analysis and rewrite SQL processing capability to your products.
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Azure Database for PostgreSQL provides fully managed, enterprise-ready community PostgreSQL database as a service
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More resources
EXASOLPostgreSQLSnowflake
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Conferences and events

PostgreSQL Online Trainings
Online Training Courses, 4 May 2020 - 11 December 2020

Recent citations in the news

Exasol and Pyramid Analytics Join Forces to Put the End-User Experience Front and Center
1 October 2020, Business Wire

Exasol dominates its peer groups in BARC Data Management Survey 2020
24 September 2020, Business Wire

Stale Data Has No Smell — But Still Leaves A Bad Taste
1 October 2020, Forbes

Exasol Research Finds 58% of Organizations Make Decisions Based on Outdated Data
29 September 2020, DevOps.com

Exasol Research Finds 58 Percent of Organizations Make Decisions Based on Outdated Data
5 October 2020, TDWI

provided by Google News

2ndQuadrant Contributes Major Features to PostgreSQL 13
24 September 2020, PRNewswire

Database footprints and Database as a Service continue to grow, but many companies facing unexpected cloud bills, according to Percona
20 October 2020, GlobeNewswire

Machine Learning Capabilities Come to the Majority of Open Source Databases with MindsDB AI-Tables
20 October 2020, PR Web

EDB Completes Acquisition of 2ndQuadrant; Becomes Largest Dedicated Provider of PostgreSQL Products and Solutions Worldwide
30 September 2020, Business Wire

PostgreSQL 13 Released: Performance Gains, Space Savings, Enhanced Security, Developer Experience
24 September 2020, PR Web

provided by Google News

AtScale 2020.4 Extends OLAP Capabilities to Snowflake
16 October 2020, Database Trends and Applications

Snowflake draws bullish calls from Wall Street, though some analysts say stock is fully valued
12 October 2020, CNBC

Why SaaS vendors like Snowflake love open source
25 September 2020, TechRepublic

What Does Snowflake's IPO Signal for Cloud Customer Data Management
14 October 2020, CMSWire

Snowflake could heat up martech with a little help from IT
12 October 2020, The Drum

provided by Google News

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