One obvious reason is when you are working with multiple schemas on multiple databases. This is why I have had more than one data node in the past.
I think other people have switched them at runtime to support the same schema on multiple databases, but I will let those folks answer to that. On Fri, Sep 23, 2011 at 4:44 PM, John Huss <[email protected]> wrote: > I'm trying to understand what DataNodes are for and how they work. I know > they correspond to a specific database (basically) and that you can link one > specific DataNode to a DataMap. So why would you want to define more than > one? Is there a way to switch at runtime? How? > > Thanks, > John >
