Editing PostgreSQL (section)

== Notable users ==
<!-- https://www.postgresql.org/about/users
Only add widely recognized organizations and products that use PostgreSQL as their *primary* database, and state specifically what they are using it for. Do *not* add new entries without providing comprehensive reliable sources; see [[Wikipedia:Reliable sources]] -->

Notable organizations and products that use PostgreSQL as the primary database include:

* [[Microsoft]], used for a petabyte-scale “Release Quality View” (RQV) analytics dashboard, which tracks quality of Windows updates analyzing 20K types of metrics from over 800M Windows devices.<ref name="Microsoft" />
* In 2009, the social-networking website [[Myspace]] used [[Aster Data Systems]]'s nCluster database for data warehousing, which was built on unmodified PostgreSQL.<ref name="Cecchet" /><ref name="Aster Data" />
* [[Geni.com]] uses PostgreSQL for their main genealogy database.<ref name="Geni" />
* [[OpenStreetMap]], a collaborative project to create a free editable map of the world.<ref name="OpenStreetMap" />
* [[Afilias]], domain registries for [[.org]], [[.info]] and others.<ref name="Afilias" /><ref name="begPHPpg-book"/>
* [[Sony Online]] multiplayer online games.<ref name="Sony Online" />
* [[BASF]], shopping platform for their agribusiness portal.<ref name="BASF" />
* [[Reddit]] social news website.<ref name="Reddit" />
* [[Skype]] VoIP application, central [[business]] databases.<ref>{{Cite web |url=https://wiki.postgresql.org/images/a/a9/Postgresql-at-skype.pdf |title=PostgreSQL @Skype |last=Pihlak |first=Martin |website=wiki.postgresql.org |access-date=January 16, 2019}}</ref>
* [[Sun xVM]], Sun's virtualization and datacenter automation suite.<ref name="xVM" />
* [[MusicBrainz]], open online music encyclopedia.<ref name="MusicBrainz" />
* The [[International Space Station]] – to collect telemetry data in orbit and replicate it to the ground.<ref name="ISS" />
* [[MyYearbook]] social-networking site.<ref name="MyYearbook" />
* [[Instagram]], a mobile photo-sharing service.<ref name="Instagram" />
* [[Disqus]], an online discussion and commenting service.<ref name="Disqus" />
* [[TripAdvisor]], travel-information website of mostly user-generated content.<ref name="TripAdvisor" />
* [[Yandex]], a Russian internet company switched its Yandex.Mail service from Oracle to Postgres.<ref>{{Cite web |url=https://news.ycombinator.com/item?id=12489055 |title=Yandex.Mail's successful migration from Oracle to Postgres [pdf] |website=Hacker News: news.ycombinator.com |access-date=September 28, 2016}}</ref>
* [[Amazon Redshift]], part of AWS, a columnar [[online analytical processing]] (OLAP) system based on [[ParAccel]]'s Postgres modifications.
* [[National Oceanic and Atmospheric Administration]]'s (NOAA) [[National Weather Service]] (NWS), Interactive Forecast Preparation System (IFPS), a system that integrates data from the [[NEXRAD]] [[weather radar]]s, surface, and [[hydrology]] systems to build detailed localized forecast models.<ref name="begPHPpg-book">{{cite book |author=W. Jason Gilmore |author2=R.H. Treat |title=Beginning PHP and PostgreSQL 8: From Novice to Professional |url=https://books.google.com/books?id=BiRC4JtQzFIC&pg=PA577 |access-date=August 30, 2017 |year=2006 |publisher=Apress |isbn=978-1-43020-136-6}}</ref><ref name="pg9AdminCookEdt2-book">{{cite book |author=S. Riggs |author2=G. Ciolli |author3=H. Krosing |author4=G. Bartolini |title=PostgreSQL 9 Administration Cookbook - Second Edition |url=https://books.google.com/books?id=rYrwCAAAQBAJ&pg=PA3 |access-date=September 5, 2017 |year=2015 |publisher=Packt |isbn=978-1-84951-906-9}}</ref>
* [[United Kingdom]]'s national weather service, [[Met Office]], has begun swapping Oracle for PostgreSQL in a strategy to deploy more open source technology.<ref name="pg9AdminCookEdt2-book"/><ref>{{Cite news |url=https://www.computerweekly.com/ezine/Computer-Weekly/The-Met-Office-turns-to-open-source/Met-Office-swaps-Oracle-for-PostgreSQL |title=Met Office swaps Oracle for PostgreSQL |website=computerweekly.com |date=June 17, 2014|access-date=September 5, 2017}}</ref>
* [[WhitePages.com]] had been using Oracle and [[MySQL]], but when it came to moving its core directories in-house, it turned to PostgreSQL. Because WhitePages.com needs to combine large sets of data from multiple sources, PostgreSQL's ability to load and index data at high rates was a key to its decision to use PostgreSQL.<ref name="begPHPpg-book"/>
* [[FlightAware]], a flight tracking website.<ref>{{cite web |title=Open Source Software |url=https://flightaware.com/about/code/ |website=FlightAware |access-date=November 22, 2017}}</ref>
* [[Grofers]], an online grocery delivery service.<ref>{{Cite news |url=https://lambda.grofers.com/ansible-at-grofers-part-2-managing-postgresql-c4069ce5855b |title=Ansible at Grofers (Part 2) — Managing PostgreSQL |date=February 28, 2017 |work=Lambda - The Grofers Engineering Blog |access-date=September 5, 2018}}</ref>
* ''[[The Guardian]]'' migrated from [[MongoDB]] to PostgreSQL in 2018.<ref>{{Cite news |last1=McMahon |first1=Philip |last2=Chiorean |first2=Maria-Livia |last3=Coleman |first3=Susie |last4=Askoolum |first4=Akash |url=https://www.theguardian.com/info/2018/nov/30/bye-bye-mongo-hello-postgres |title=Digital Blog: Bye bye Mongo, Hello Postgres |date=November 30, 2018 |work=[[The Guardian]] |language=en-GB |issn=0261-3077}}</ref>
* [[YugabyteDB]] implements the PostgreSQL query layer as its default SQL mode
* [[OpenAI]] uses PostgreSQL as part of its primary API service - including for ChatGPT.<ref>{{Cite web |title=Elevated Errors on API and ChatGPT |date=November 21, 2023 |url=https://status.openai.com/incidents/n254wyd7nml7 |access-date=December 2, 2023}}</ref><ref>{{Cite news |title=Microsoft FY25 Third Quarter Earnings Conference Call  |url=https://view.officeapps.live.com/op/view.aspx?src=https://microsoft.com/en-us/investor/earnings/FY-2025-Q3/Document/DownloadDocument/63/TranscriptQandAFY25q3.docx |date=May 5, 2025}}</ref>