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I have a db expando class called widget. I\'m passing in a json string开发者_如何学C and converting it to a dict and then adding it to the datastore.
I\'ve written an app that scans the internet and saves some data it retrieves from there. After a while the percentage of Datastore quota (Total stored data) jumped from 7% to 99%. I stopped my robot,
I am trying out Google App Engine Java, however the absence of a unique constraint is making things difficult.
My application needs configurable columns , and titles of these columns get configured in the begining, If relation database I would have created generic columns in table like CodeA, CodeB etc for thi
I have been developing an app using appengine.We are likely to be storing a lot of records in the datastore but I find the admin functionality you are given to manage this data lacking.
I want to implement a simple VersionedModel base model class for my app engine app. I\'m looking for a pattern that does not involve explicitly choosing fields to copy.
I am looking for a simple key-value datastore which will automatically replicate itself on different machines. Unfortunately, a Dist开发者_运维知识库ributed Hash Table will not work for me since I nee
votergroup = db.GqlQuery(\"SELECT * FROM Voter WHERE lastname = :1\", \'AGEE\') for voter in votergroup:
I have an existing schema: class Example (db.Model) : row_开发者_Go百科num = db.IntegerProperty(required=True)
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