Karsten Hilbert <karsten.hilb...@gmx.net> writes: > For that matter, is DELETE FROM pg_collation ... equivalent > to DROP COLLATION ?
There's also entries in pg_depend and pg_shdepend to worry
about.
For these built-in collations, as of v15 there are no such
entries, but prior versions had explicit "pin" entries.
regards, tom lane
