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Re: Updating list of _audit.schema

Yes, many categories are logically unit cardinality based on an explicit or implicit parent relation.
Parent relationships to the enclosing data block or to a singular item like _entry.id are common cases.

Regards,

John


On 1/11/21 6:36 PM, James Hester wrote:
> John W:  agreed, this is not what we were discussing, rather as John B notes I was asserting that some categories in mmCIF/PDBx are 
> restricted to unit cardinality through the presence of child data names of _entry.id <http://entry.id> in their category key. This 
> appears to be a controversial statement so it would be good if you could clear the situation up.
> 
> all the best,
> James.
> 
> On Fri, 8 Jan 2021 at 00:32, john.westbrook--- via comcifs <comcifs@iucr.org <mailto:comcifs@iucr.org>> wrote:
> 
> 
>     Hi James,
> 
>     Related to the loop_ presentation issue.  Nothing prohibits creating a loop_ with a single row even if
>     the category logically has unit cardinality.
> 
>     Regards,
> 
>     John
> 
> 
>     -- 
>     John Westbrook
>     RCSB, Protein Data Bank
>     Rutgers, The State University of New Jersey
>     Institute for Quantitative Biomedicine at Rutgers
>     174 Frelinghuysen Rd
>     Piscataway, NJ 08854-8087
>     e-mail: john.westbrook@rcsb.org <mailto:john.westbrook@rcsb.org>
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> 
> 
> 
> -- 
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-- 
John Westbrook
RCSB, Protein Data Bank
Rutgers, The State University of New Jersey
Institute for Quantitative Biomedicine at Rutgers
174 Frelinghuysen Rd
Piscataway, NJ 08854-8087
e-mail: john.westbrook@rcsb.org
Ph: (848) 445-4290 Fax: (732) 445-4320

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