Paul Caskey wrote:
>
> PostgreSQL uses a hidden "oid" field to uniquely identify all records
> across all tables in all databases on a particular server. On my
> platform, this number is an unsigned 32-bit integer, meaning 0 to about 4
> billion.
>
> 1. This implies a hard limit of 4 billion records on a server, right?
Basically, yes.
> 2. When I delete records, are those oids ever reused?
No.
The real solution is to support 64 bit oids, but that has not been done
yet.
