Hello, often when you have a table with selfrefernece, say in a tree,
you have an attribute as a foreign key, which is pointing to the
primary key of the table. (like in the Adjacency List Relationships
example from the docs)
However, I have a natural key, which works like this:
is the root
a,
On Mar 30, 2011, at 2:58 PM, Mene wrote:
Hello, often when you have a table with selfrefernece, say in a tree,
you have an attribute as a foreign key, which is pointing to the
primary key of the table. (like in the Adjacency List Relationships
example from the docs)
However, I have a
