Amit Langote
Discussion: https://postgr.es/m/CA+HiwqG2v-SnWyJuyVM-Z8DEFukY8+qe3XLMwSG4Xp7Yf=RioA@mail.gmail.com
definition without any GENERATED clause
in CREATE TABLE ... PARTITION OF, then
its GENERATED clause will automatically be copied
- from the parent. ALTER TABLE ... ADD PARTITION
+ from the parent. ALTER TABLE ... ATTACH PARTITION
will insist that parent and child columns already match as to
generation status, but it will not require their generation
expressions to match.