On Wed, May 24, 2017 at 9:04 AM, Andres Freund <and...@anarazel.de> wrote:
> At the very least we'll have to error out. That's still not nice usability 
> wise, but it sure beats returning flat out wrong values.

I'm not sure.  That seems like it might often be worse.  Now you need
manual intervention before anything even has a hope of working.

> I suspect that the proper fix would be to use a different relfilenode after 
> ddl, when changing the seq file itself (I.e. setval and restart).  That seems 
> like it'd be architecturally more appropriate, but also some work.

I can see some advantages to that, but it seems far too late to think
about doing that in v10.

Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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