What they DON'T change is the outcome when the patient has already had a child from an earlier embryo. In that case, subsequent births really are ignored.
For XFIXNUM the mask is 2 bits, so
，这一点在新收录的资料中也有详细论述
https://www.FreeBSD.org/releng/
The restore functions require the MAINTAIN privilege on the target table. This is the same privilege needed for ANALYZE, VACUUM, REINDEX, and CLUSTER as it was introduced in PostgreSQL 17.