How to get all records from GAE datastore with particular parent?

问题

I have several records in my database with the same parent. How can I get all of them by parent?

回答1:

OK, looks like the following code works:

items = ITEM.gql('WHERE ANCESTOR IS :parent', parent=parent_key).fetch(5)

来源：https://stackoverflow.com/questions/7868333/how-to-get-all-records-from-gae-datastore-with-particular-parent