- Upgrade to 16.6:
* Repair ABI break for extensions that work with struct
ResultRelInfo.
* Restore functionality of ALTER {ROLE|DATABASE} SET role.
* Fix cases where a logical replication slot's restart_lsn could
go backwards.
* Avoid deleting still-needed WAL files during pg_rewind.
* Fix race conditions associated with dropping shared statistics
entries.
* Count index scans in contrib/bloom indexes in the statistics
views, such as the pg_stat_user_indexes.idx_scan counter.
* Fix crash when checking to see if an index's opclass options
have changed.
* Avoid assertion failure caused by disconnected NFA sub-graphs
in regular expression parsing.
* https://www.postgresql.org/about/news/p-2965/
* https://www.postgresql.org/docs/release/16.6/