Hello Experts,
I am trying to open relational and logical data model from one dmd file but in vain.
Steps followed are below:
1)Open SQL developer Data modeler--> File--> Open and choose dmd file to open:

- I do not see any relational model listed but just see design:

I can see one domain there:

But I need to open relational model like below as example :


Kindly help.
Thanks,