Re: pg_type oid's do they change from version to version

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От Bruce Momjian
Тема Re: pg_type oid's do they change from version to version
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Msg-id 200405200141.i4K1fC909500@candle.pha.pa.us
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Ответ на Re: pg_type oid's do they change from version to version  (Christopher Kings-Lynne <chriskl@familyhealth.com.au>)
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Christopher Kings-Lynne wrote:
> > True, but have we ever removed types?  I can't think of one.
> 
> Hmmm...perhaps.
> 
> >>We have removed a few functions in 7.4 (oidsrand, etc.) and I wouldn't 
> >>be surprised if we haven't _already_ reused those oids...
> > 
> > Yes, for functions that is very true.
> 
> I wonder if that has any implications for future binary upgrade tools...

I don't think so because we use the new system catalogs for upgrades and
just move the user data.

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