doc: PG 16 relnotes, add memory overhead reduction item

Bruce Momjian <bruce@momjian.us>

Commit: 409d24485cbee46cbfbc101ac6bde7d890f470b8
Author: Bruce Momjian <bruce@momjian.us>
Date: 2023-05-30T23:32:15Z
Releases: 16.0
doc:  PG 16 relnotes, add memory overhead reduction item

Reported-by: David Rowley

Discussion: https://postgr.es/m/CAApHDvqnUoyrJxS4uqnKo87b3_cUjaDDte4NQag49YHu1oEOgA@mail.gmail.com

Files

PathChange+/−
doc/src/sgml/release-16.sgml modified +11 −0

Documentation touched

Discussion