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SimpleDB concepts.
Create/Delete/List domains
Eventual consistency – read after write might not return written data, but eventually will (after seconds?)
Querying with predicates e.g. ['title’ = 'My Life’] or ['title’ starts-with 'Harry’] intersection ['year’ = '2001’]
Operators within predicate: =, !=, >, >=, <, <=, starts-with e.g. ['city’ = 'Seattle’ or 'city’ = 'Portland’]
Set operators: intersection, union, not
Query: find item names with query + call GetAttributes for stuff that is interesting. GetAttributes should be parallelized for efficiency