On Mon, 2023-06-26 at 18:22 +0000, Murthy Nunna wrote: > The URL posted is taking me to "19.6. Upgrading a PostgreSQL Cluster"... Right, my mistake. Collation changes are the only thing you have to watch out for. So rebuild indexes on strings (and, as Jim wrote, assess your partitioned tables). Yours, Laurenz Albe