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Re: Make PG's "NOT NULL"s and attnotnull ("is_nullable") conform to SQL-2011 - Mailing list pgsql-hackers

From David G. Johnston
Subject Re: Make PG's "NOT NULL"s and attnotnull ("is_nullable") conform to SQL-2011
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Msg-id CAKFQuwY=nM7gFzg-tCGxr9xNficsM9n4c_Nak5XX+-AOFCb4AA@mail.gmail.com
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In response to Make PG's "NOT NULL"s and attnotnull ("is_nullable") conform to SQL-2011  (Vitaly Burovoy <vitaly.burovoy@gmail.com>)
Responses Re: Make PG's "NOT NULL"s and attnotnull ("is_nullable") conform to SQL-2011
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On Monday, February 8, 2016, Vitaly Burovoy <vitaly.burovoy@gmail.com> wrote:

12. At the same time in (subcl. 4.13) mentioned there can be "at least
one NNC" (may be via inheritance?).


This is a bit hard to reason about given that our implementation of inheritance is non-standard.

Are we close to the standard semantics with regard to this particular dynamic?

David J. 

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