How to delete an entity including all children

Question

I would like to do a cascading delete on an entity in the datastore. By this I mean all children and indirect children will also be deleted. I initially assumed this would b

Answer 1

For kindless ancestor queries create the query from the query class

ndb.delete_multi(ndb.Query(ancestor=key).iter(keys_only = True))

I wouldn't use the cascading delete for all child entities. If you have a lot then it will be much slower (unless you want to run the delete in a task).