I would expect that the shadow user table would refer to the protocol via that key. In order to delete the protocol, we would need to delete all the entries that came in via that protocol. This should be possible with a cascading delete. But we might need to make this deliberate inside the Keystone Federation code.
I would expect that the shadow user table would refer to the protocol via that key. In order to delete the protocol, we would need to delete all the entries that came in via that protocol. This should be possible with a cascading delete. But we might need to make this deliberate inside the Keystone Federation code.