Date	Description
January 4	SimpleDB Overview
January 11	TA Extra Office Hours
January 18	Indexing
January 25	Indexing and Operator Algorithms
February 1	Query optimization
February 8	Transactions: Concurrency Control
February 15	Transactions: Recovery
February 22	Transaction Recovery with Aries
March 1	Parallel processing
March 8	Distributed processing and Replication