Thank you for the detailed answer!
> On Jun 19, 2020, at 3:13 PM, Laurenz Albe <laurenz.albe@cybertec.at> wrote:
>
> On Fri, 2020-06-19 at 15:02 +0800, ZongtianHou wrote:
>> Could I insert a row to table with specific row oid. just like insert
>> into tbl values (xx,xx) oid=xx? Is there some syntax to do this?
>
> No, you cannot determine the OID that will be inserted.
>
> Using tables WITH OIDS is deprecated, and the feature is gone in v12.
>
> If you want to insert specific values, you shouldn't be using a
> system-generated OID but a regular column of type "bigint" or so.
>
> Yours,
> Laurenz Albe
> --
> Cybertec | https://www.cybertec-postgresql.com
>
