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  5. Ahsan Hadi: Zero Downtime Rolling Major PostgreSQL Upgrades on a Distributed PostgreSQL Cluster
Ahsan Hadi: Zero Downtime Rolling Major PostgreSQL Upgrades on a Distributed PostgreSQL Cluster
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Ahsan Hadi: Zero Downtime Rolling Major PostgreSQL Upgrades on a Distributed PostgreSQL Cluster

Every major PostgreSQL upgrade I have done on a single primary came with the same conversation: how long can the application be down? is fast, but it is still an outage, and you still have to rebuild or resync the standbys afterwards.A…

DatabasesPlanet PostgreSQLPublished: October 23, 2026
Databases
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DatabasesPlanet PostgreSQLOct 24, 2026Content in its original language: Portuguese

Christophe Pettus: All Your GUCs in a Row: recursive_worktable_factor

PostgreSQL 15's `recursive_worktable_factor` helps you fix slow recursive CTEs by tuning a single estimate. (I consult on PostgreSQL through PGX Inc..)

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Henrietta Dombrovskaya: pg_acm at PGConf.EU

Yesterday, I spoke about pg_acm at PGConf.EU. Speaking at the biggest Postgres conference in the world is an honor in itself, and it’s not that I have a chance to present there every year, so I am incredibly thankful to the CfP committee…

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