doc PG 18 relnotes: add mention of temporal foreign key constr.

Bruce Momjian <bruce@momjian.us>

Commit: dad1e259dfa95edd07bf9a890fbb103dc35057ce
Author: Bruce Momjian <bruce@momjian.us>
Date: 2025-09-16T15:48:48Z
Releases: 18.0
doc PG 18 relnotes: add mention of temporal foreign key constr.

Reported-by: Yugo Nagata

Author: Yugo Nagata

Discussion: https://postgr.es/m/20250901200148.baca5744b27419c87c323362@sraoss.co.jp

Backpatch-through: 18 only

Files

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doc/src/sgml/release-18.sgml modified +10 −4

Documentation touched