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Date	Description
January 10	SimpleDB Overview
January 17	TA Extra Office Hours
January 24	Indexing
January 31	Indexing and Operator Algorithms
February 7	Query optimization
February 14	Transactions: Concurrency Control
February 21	Transactions: Recovery
February 28	Transaction Recovery with Aries
March 7	Parallel processing
March 14	Distributed processing and Replication