[appengine-java] Need to update the type of primary key on existing objects in GAE Java

Hi, I am building a web app using GAE Java. I have a class that uses a Long ID as its primary key. I now want to create a new class that would be the parent class to this original class (a one to many relationship) however the children that already exist need to have a primary key of type "key",

Re: [appengine-java] Need to update the type of primary key on existing objects in GAE Java

It'll probably be easiest to recreate the entities. The thing about Keys is that at the lowest layer, every entity's primary key is a "Key" object. A risky possibility for daredevils: I *think* but I am not sure that if you just changed the property to a Key, it would function for the reason I just