"Marko Kreen" <markokr@gmail.com> writes:
> On 8/21/06, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> I'm not following the point here. Dump and restore has never intended
>> to preserve the transaction counter, so why should it preserve
>> high-order bits of the transaction counter?
> Thus it guarantees that any new issued large txid's will be larger
> than existing ones in tables. Thus code can depend on monotonous
> growth.
Within a single installation, sure, but I don't buy that we ought to try
to preserve XIDs across installations.
regards, tom lane