On 10/29/13 4:54 PM, John F Sowa wrote:
>> SQL struggles with federation because Tables are local and DBMS
>> >engine specific...SQL identifiers are typically DBMS engine specific
> You can put any data of any kind -- including IRIs -- in any field of
> an RDB. (01)
Yes, but the RDBMS has to be able to offer reference (as part of its
DDL) and de-reference (as part of its DML) for reference types to work.
An HTTP URI won't auto-magically deliver super-key functionality, that
scales in line with the expanse of an HTTP network (e.g. the World Wide
Web), without the aforementioned functionality. (02)
> The SQL WHERE clause is fairly clean. But the largest RDB
> vendor did everything possible to make their system a "roach motel".
Yes! (03)
And for some of us, its a professional ambition decouple the data held
hostage by these "roach motels" via the kind of open data connectivity
that Linked Data enables :-) (04)
-- (05)
Regards, (06)
Kingsley Idehen
Founder & CEO
OpenLink Software
Company Web: http://www.openlinksw.com
Personal Weblog: http://www.openlinksw.com/blog/~kidehen
Twitter/Identi.ca handle: @kidehen
Google+ Profile: https://plus.google.com/112399767740508618350/about
LinkedIn Profile: http://www.linkedin.com/in/kidehen (07)
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