doc: clarify recursion internal behavior

Bruce Momjian <bruce@momjian.us>

Commit: 170704da68c5150776c0ee4ed51350acde47b4a5
Author: Bruce Momjian <bruce@momjian.us>
Date: 2022-09-03T01:57:41Z
Releases: 15.0
doc:  clarify recursion internal behavior

Reported-by: Drew DeVault

Discussion: https://postgr.es/m/20211018091720.31299-1-sir@cmpwn.com

Backpatch-through: 10

Files

PathChange+/−
doc/src/sgml/queries.sgml modified +2 −3

Documentation touched