What raised 'must be owner of table' in PostgreSQL 17, measured: which statements need ownership, which a grant covers, and how tables end up with mixed owners.
Configure a replication slot name on your standby and the upstream keeps WAL forever—until the slot itself fills your disk or the standby dies holding an old… (I consult on PostgreSQL through PGX Inc..)

Build Your PostgreSQL RBAC Lab Meet Our Credit Card Application — The RBAC Scenario Understanding PostgreSQL Roles — LOGIN vs NOLOGIN Hands-On — Create Our PostgreSQL Roles Creating Our PostgreSQL Application Database Creating Our…
Sooner or later, someone on the team reads about write skew. It is an unsettling read: two transactions, each correct on its own, each looking at data the other is about to change, both committing, and the database ending up in a state…