[Fwd: Re: Many-to-Many with just on table plus linking table]

[prev] [thread] [next] [Date index for 2005/04/04]

> 
> This says that a message has topics and a topic has messages.
> 
> - Perrin

He's using a "network", it common to turn a Many-to-Many back on itself.
  A common example is a Bill of Materials. Such that:

A --< AC >-- C

Where A and C are really the same thing becomes:

A ---< C
   ---<

His table and column naming is fairly confusing, though


Jay