Andres Freund <[email protected]> writes:
> On Monday 18 October 2010 20:06:01 Tom Lane wrote:
>> Not unless you have some credible concept for how it might ever be
>> implemented. You can't create temp tables because you can't modify
>> system catalogs, and if you did somehow create them you couldn't put
>> anything in them because you can't generate XIDs on a slave ... much
>> less commit them. We have talked about ways that temp tables might be
>> created without touching the "real" system catalogs, but the XID issue
>> seems a complete showstopper.
> Hm. Wouldnt it be possible to use virtual xids for that purpose? They are
> never seen outside of that session anyway...
Well, maybe, but then you need infrastructure to track whether VXIDs
committed or aborted.
regards, tom lane
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