Re: [HACKERS] How to ignore system indexes

> > Sure, but it is disabled in 6.5 because we changed the binary table
> > format from 6.4 to 6.5.  However, I have already recommended people use
> > it who have broken system indexes, and it worked.
> >
> 
> It seems pg_upgrade is too complicated to recover system indexes.
> In addtion,could pg_upgrade/pg_dump/vacuum etc ... work even when
> a critical system index is broken ?

Yes, pg_dumpall -s may not work with broken system indexes.

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