ndb query select both __key__ and properties simultaneously

google-app-engine,app-engine-ndb,gql,gqlquery

Have you read the docs on projection queries and tried it ? https://developers.google.com/appengine/docs/python/ndb/queries#projection Everything you need is in the documentation. If you perform a projection query on "name" for instance you will get objects back that include the key and the single property "name", if you used name and order...

Structured query over M to M in NDB

python,app-engine-ndb,gql,gqlquery

The for loop makes a number of requests and you can combine them into a single request. If your CourseSubscription is the same as the CourseInscription in your SO link above, then you could get a list of subscription keys and make a single get_multi() call to get all of...