Optimizing Recursive QueriesExplores optimizing recursive queries in database systems using Datalog and semirings, discussing the challenges and solutions in data analytics.
Cost-based Query OptimizationExplores cost-based query optimization in database systems, covering cost estimation, selectivity estimation, and join cardinality.
Spark Data FramesCovers Spark Data Frames, distributed collections of data organized into named columns, and the benefits of using them over RDDs.
Introduction to Database SystemsCovers the fundamentals of database systems, including data modeling, information processing, and the challenges of managing large volumes of data.
