https://www.percona.com/blog/fast-upgrade-of-legacy-postgresql-with-minimum-downtime-using-pg_upgrade/
Fast PostgreSQL Upgrade with Minimal Downtime (pg_upgrade)
Mar 26, 2026 - How to upgrade legacy PostgreSQL in place using pg_upgrade, with process steps, prerequisites, and tips to minimize downtime vs dump/restore.
postgresql upgrademinimal downtimefast
https://www.percona.com/blog/postgresql-upgrade-tricks-with-oid-columns-and-extensions/
PostgreSQL Upgrade: Tricks With OID Columns and Extensions - Percona
Mar 26, 2026 - Upgrading PostgreSQL 10, which has tables with OID columns and some extensions, to PG13 using the native pg_upgrade utility.
postgresql upgradetricksoidcolumnsextensions
https://www.percona.com/blog/postgresql-upgrade-using-pg_dumpall/
PostgreSQL Upgrade Using pg_dumpall - Percona
Mar 26, 2026 - In the lead up to a webinar demonstrating upgrade of PostgreSQL, the Percona team take a look at using pg_dumpall as a tool for upgrading postgres.
postgresql upgradeusingpercona
https://www.percona.com/resource/the-ultimate-postgresql-upgrade-checklist/
The Ultimate PostgreSQL Upgrade Checklist - Percona
Apr 6, 2026 - This checklist is a simple roadmap for seasoned and new DBAs and developers taking on a PostgreSQL upgrade. It can be used as a guide to help navigate the...
the ultimatepostgresql upgradechecklistpercona
https://www.postgresql.org/message-id/aIo_o4Hp4vJi83q3@nathan
PostgreSQL: Re: teach pg_upgrade to handle in-place tablespaces
Jul 30, 2025 - Committed. -- nathan
in placepostgresqlteachpghandle
https://dev.to/jkostolansky/how-to-upgrade-postgresql-from-11-to-12-2la6
How to upgrade PostgreSQL from 11 to 12 - DEV Community
Easy step-by-step tutorial on upgrading PostgreSQL using the pg_upgrade tool. Tagged with postgres, linux, tutorial.
how to upgrade11 12postgresqldevcommunity
https://www.enterprisedb.com/blog/how-does-postgresql-buildfarm-check-upgrades-across-versions
Understanding PostgreSQL Buildfarm Upgrade Checks Across Versions
Uncover how the PostgreSQL Buildfarm checks upgrades across releases. Includes the process, code references, and associated complexities.
understandingpostgresqlupgradechecksacross
https://www.percona.com/blog/the-magic-of-pitr-pg_upgrade-and-logical-replication-when-used-together-for-postgresql-version-upgrades/
PostgreSQL Upgrades: PITR, pg_upgrade, & Logical Replication
Mar 26, 2026 - Logical replication combined with Point-In-Time Recovery offers a powerful strategy for PostgreSQL version upgrades without significant downtime.
postgresqlupgradespitrlogicalreplication
https://archlinux.org/packages/extra/x86_64/postgresql-old-upgrade/flag/
Arch Linux - Flag Package - postgresql-old-upgrade 17.10-1 (x86_64)
arch linux
https://www.enterprisedb.com/blog/when-deploy-or-upgrade-new-major-postgresql-release
When to deploy or upgrade to a new major PostgreSQL release | EDB
a newdeployupgrade