Date	Description
January 5	SimpleDB Overview
January 12	TA Extra Office Hours
January 19	Indexing
January 26	Indexing and Operator Algorithms
February 2	Query optimization
February 9	Transactions: Concurrency Control
February 16	Transactions: Recovery
February 23	Transaction Recovery with Aries
March 2	Parallel processing
March 9	Distributed processing and Replication