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Re: RM and abstract syntax trees

From: David Cressey <cressey73_at_verizon.net>
Date: Thu, 01 Nov 2007 11:50:19 GMT
Message-ID: <%3jWi.3704$p%.3045@trndny03> 






"David BL" <davidbl_at_iinet.net.au> wrote in message
news:1193896367.993742.319310_at_y27g2000pre.googlegroups.com...



> represent an AST,  a foreign key node identifier ends up uniquely

> referencing precisely one tuple in one relation elsewhere in the DB.




Does the foreign key node identifier reference one tuple,  or does it
reference a node that is catalogued by one tuple,  that contains the node
identifier as a value?
Received on Thu Nov 01 2007 - 06:50:19 CDT












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