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Learn about query cost models and statistics in database systems through this advanced database lecture from Carnegie Mellon University's Special Topics in Database: Query Optimization course. Explore how database management systems use statistics to estimate query costs and make optimization decisions, presented by Professor Andy Pavlo as part of the CMU Database Group's spring 2025 curriculum. Gain insights into the fundamental concepts and practical applications of statistical models in query optimization, with access to comprehensive lecture slides for deeper understanding of the material.
