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I have to add one new property to my existing NDB class: class AppList(ndb.Model): ... igno… Read more How To Assign Default Value To All Ndb Datastore Entries?

In layman's term, what's the difference between ndb.DateProperty and ndb.DateTimeProperty? … Read more Difference Between Dateproperty And Datetimeproperty

In App Engine NDB, I am querying entities that have a repeated property. I would like to order the … Read more Ndb: Sort Query Results

I'm working on something to clear my database of ~10,000 entities, and my plan is to put it in … Read more How Efficient Is Google App Engine Ndb.delete_multi()?

I wonder what the best approach is for validating NDB entity properties likes: a date must be in t… Read more Appengine Ndb Property Validations

The following below should create a Counter model and use (deferred) tasks to increment the counter… Read more Gae Python Ndb .put Not Synchronous On Development (but Works In Production)?

we're trying to heavily use MapReduce in our project. Now we have this problem, there is a lot… Read more Appengine Mapreduce Ndb, Deadlineexceedederror

I only want that someone confirm me that I'm doing things in the right way. I have this structu… Read more Working With Ancestors In Gae

I currently have a model in NDB and I'd like to change the property name without necessarily to… Read more Proper Way To Migrate NDB Model Property