"jacktby@gmail.com" <jacktby@gmail.com> writes:
> I'm adding a new index in pg, but I find this.
> Duplicate OIDs detected:
> Duplicate OIDs detected:
> 357
> 357
> found 1 duplicate OID(s) in catalog data
> found 1 duplicate OID(s) in catalog data
> what sql should I run to find one?
https://www.postgresql.org/docs/devel/system-catalog-initial-data.html#SYSTEM-CATALOG-OID-ASSIGNMENT
regards, tom lane