Under the covers of the Google App Engine DatastoreUnder the covers of the App Engine Datastore Ryan Barrett Google May 28, 2008 Contents Best practices Bigtable in one slide The Entities table Queries and indexes Kind index Single-property index Composite index Merge join Entity groups and transactions Bigtable in one slide (...ok maybe ten) What is Bigtable? Scalable, structured storage (vs unstructured)
