- From: Marcelo Arenas <marcelo.arenas1@gmail.com>
- Date: Tue, 9 Aug 2011 12:10:45 -0400
- To: Souripriya Das <souripriya.das@oracle.com>
- Cc: RDB2RDF WG <public-rdb2rdf-wg@w3.org>
On Tue, Aug 9, 2011 at 11:55 AM, Souripriya Das <souripriya.das@oracle.com> wrote: > The same sequence of columns in a child table may be used for multiple > foreign keys: > For example: > create table t12 (x int, y int, val number > , foreign key(x,y) references t1(a,b) > , foreign key(x,y) references t2(c,d)); > > Current syntax is based solely on the sequence of columns in the child > table: > Example: <People#deptName,deptCity> > > This IRI syntax for the predicate is therefore not sufficient. It needs to > also include the target table and corr. column sequence in the target table. > > PROPOSAL: Enhance syntax to include the parent table name and corresponding > column sequence in the parent table > Example: <People,Department#deptName,name;deptCity,city> > > Thanks, > - Souri. > +1 Cheers, Marcelo
Received on Tuesday, 9 August 2011 16:11:20 UTC